Technical Service Bulletins

2008-06-04: No Movement When Transmission is Shifted to Drive or Third - Normal Operation When Shifted to Second, First or Reverse (Replace Forward Sprag Assembly) (08-07-30-027)
2007-12-05: 60 Degree V6 Engine Oil Leak at Crankshaft Front Oil Seal (Use New Crankshaft Front Oil Seal Installer Tool EN-48869) (07-06-01-023)
2007-10-02: Engine Oil Leak at Crankshaft Rear Main Oil Seal (Install Revised Crankshaft Rear Main Oil Seal Using Revised Rear Main Seal Installer and Remover Tools) (05-06-01-019F)
2006-01-27: Service VME - Use Correct Engine Oil Drain Plug - keywords drain engine leak oil pan plug replace (PIP3696)
2006-01-18: Info - New Product Feedback Form and Process for Automatic Transmission Core Returns (01-07-30-029A)
2001-04-06: Info - Current CIPS Campaign Number to Previous DIvisional Campaign Number (01-00-89-008)
1999-12-23: Info - Dealer Installed Rear Seat Lap/Shoulder Belt Kits (99-09-40-006)
1997-12-11: WARRANTY ADMIN - ACDELCO REMANUFACTURED ENGINES (72-05-07)
1997-11-20: CLARIFICATION OF RAIL DUST REM (A5575-A5580) (72-05-11)
1997-11-01: WARRANTY ADMIN. - LABOR OPERATION CODE Z1241 (62-05-02A)
1997-04-17: INFO. ON A/C TOOL AND EQUIPMENT MAINTENANCE (63-12-08A)
1997-01-01: GUIDELINES FOR RETROFITTING R-12 VEH. TO R-134A (43-12-07E)
1996-12-01: SERVICE ADMINISTRATION - WARRANTY CLAIMS PROCESSING (31-05-03C)
1996-11-22: WARRANTY ADMIN. - DEALER PROHIBITED USE OF LABOR OPER. (62-05-03)
1996-11-01: ENGINE NOISE (REPL. WITH NEW DESIGN EXHAUST MANIFOLD) (37-66-02B)
1996-10-01: DRIVELINE CLUNK (56-44-01A)
1996-10-01: PROCEDURE TO HANDLE CUSTOMER RADIO CONCERNS (68-96-01A)
1996-09-01: ACDELCO SERVICE CENTER LOC. FOR ODOMETER/SPEEDOMETER (66-83-04A)
1996-06-05: WARRANTY ADMIN. - GOODWRENCH SERVICE PLUS LIFETIME SERVICE (68-05-03)
1996-05-07: INFORMATION ON CAMPAIGN SYSTEM COMMONIZATION (62-07-01)
1996-05-06: INFO. ON ENHANCED EMISSION INSPECTION MAINTENANCE PROGRAM (63-65-32)
1996-05-01: AC DELCO LOCATOR SVCS FOR DELCO ELECTRONICS EXCHANGE (58-83-02B)
1996-05-01: WARRANTY ADMINISTRATION TIRE REPLACEMENTS (60-05-01A)
1996-04-15: INFO. ON HEADLAMP LENS DISTORTION (63-81-11)
1996-03-01: WARRANTY ADMINISTRATION: PANEL REPLACEMENT OPERATIONS (52-05-05)
1996-01-04: TECHNICAL ASSISTANCE PRE-CALL WORKSHEET (51-01-07)
1995-11-29: INFO. ON ENHANCED EMISSION INSPECTION MAINTENANCE (53-65-07)
1995-10-10: WARRANTY INFORMATION ALL MODELS - ALL YEARS (58-05-03)
1995-10-01: CAMPAIGN: SERVICE PART FUEL TANK SENDER RING WELDS (91-C-51A)
1995-09-01: REPLACEMENT OF ISOLATION DIODES (93-163-8A)
1995-08-10: REVISED TECH 1 MASS STORAGE CARTRIDGE (MSC) OXYGEN SENSOR (51-65-47)
1995-07-19: WARRANTY ADMINISTRATION - INFO. ON PREVIOUSLY RELEASED (56-05-03)
1995-06-12: INFO. ON REFORMULATED GASOLINE (RFG) (57-01-02)
1995-06-01: CAMPAIGN: SERVICE PART FUEL TANK SENDER RING WELDS (91-C-51)
1995-05-15: INFORMATION ON CONTAMINATED R12 REFRIGERANT TESTING (53-12-05)
1995-04-27: INFORMATION ON GM CAMPAIGN IDENTIFICATION LABEL (51-01-03)
1995-04-19: WARRANTY ADMINISTRATION ADCSM EMPOWERMENT (52-05-06)
1995-04-01: INFORMATION ON SIERRA-BRAND ENGINE COOLANT (43-62-01B)
1995-03-28: WARRANTY ADMINISTRATION DEALER/RETAILER ADMINISTRATION (57-05-01)
1995-03-01: SMU - SECTION 0 - GENERAL INFORMATION (57-02-01)
1995-02-10: WARRANTY ADMINISTRATION CHEV./GEO ROADSIDE ASSISTANCE (52-05-02)
1995-02-03: SMU - INFO. ON INSPECTION/ MAINTENANCE (I/M) EMISSIONS (51-65-02)
1995-02-01: WARRANTY ADMINISTRATION CHEV. CLAIM PROCESSING (42-05-15A)
1995-01-26: INFO. ON POSSIBLE INTERNAL ENGINE CYLINDER DAMAGE (57-63-03)
1995-01-11: ENHANCED EMISSION INSPECTION MAINTENANCE PROGRAM (43-65-10)
1994-11-29: INFO. ON ENHANCED EMISSION INSPECTION MAINTENANCE PROGRAM (43-65-07)
1994-10-25: REV. TO ADHESIVE CAULKING KIT, NEW PRIMERS & PART NUMBERS (43-10-48)
1994-09-15: DLR. PRODUCT CAMPAIGN BULLETIN NUMBERING SYSTEM (41-01-03)
1994-09-14: INFO. ON SLIP YOKE REPLACEMENT AND U-JOINT SERVICING (46-41-01)
1994-09-12: INFO. ON NEW PROM/MEMCAL IDENTIFICATION MARKINGS (44-65-01)
1994-09-08: CONTAMINATED A/C REFRIGERANT (INFORMATIONAL) (43-12-23)
1994-09-01: INFORMATION ANNOUNCING THE NEW CORPORATE BULLETIN (33-01-05A)
1994-08-16: OBTAINING TECHNICAL ASSISTANCE (I/M 240 REPAIRS) (43-65-06)
1994-08-16: WARRANTY ADMINISTRATION - CHANGES IN CLAIMS PROCESS (42-05-10)
1994-07-18: INFORMATION ON RELEASE OF SERVICE PKG. FOR NICKEL TAPE (14-93-01)
1994-06-30: INFORMATION ON J39400 A/C LEAK DETECTOR MAINTENANCE KIT (43-12-18A)
1994-06-08: WARRANTY ADMINISTRATION - NEW LABOR OPERATION NUMBER (42-05-06)
1994-06-06: INFORMATION ON ENHANCED PF 52 AND PF 1218 OIL FILTERS (47-61-18)
1994-05-13: WARRANTY ADMINISTRATION - EMISSION WARR. PARTS COVERAGE (47-05-01)
1994-04-26: WARRANTY ADMININSTRATION - CLAIM PROCESS CHANGES (42-05-05)
1994-04-08: REDUCED PWR STEERING ASSIST AT LOW AMBIENT TEMPERATURES (03-32-06)
1994-03-29: ENHANCED INSPECTION MAINTENANCE PROGRAMS (43-65-05)
1994-03-01: CAMPAIGN:SEAT RECLINER BOLT BREAKAGE (91C33A)
1994-02-01: INFORMATION ON AFTER MARKET ANTI-LOCK BRAKE SYS. PRODUCTS (43-50-01)
1994-01-28: INFO. ON USE OF LOW SULFUR DIESEL FUEL-LUBRICITY CONCERN (37-63-03)
1993-12-22: RETROFITTING R-12 VEHICLES TO R-134A (INFORMATIONAL) (33-12-26)
1993-08-01: INFO. ON COSMETIC DAMAGE TO ALUMINUM WHEELS DURING BALANC. (93-197B-3E)
1993-05-25: RECYCLING OF USED OIL FILTERS (INFORMATIONAL) (93-227-0B)
1993-05-19: INFO. ON SERVICING VEHICLE WITH CONTAMINATED TRANS. FLUID (93-223-7A)
1993-05-19: INFO. ON SERVICING VEHICLE WITH CONTAMINATED TRANS. FLUID (93-7A-142)
1993-05-06: A/C R-134A REFRIGERANT (INFORMATION) (93-201-1A)
1993-05-06: A/C R-134A REFRIGERANT (INFORMATION) (93-1B-126)
1993-04-30: BINDING/STICKING LOCK CYLINDER RECOMMENDED LUBRICATIONS (93-10-194)
1993-04-28: SERVICE MANUAL UPDATE STICKERS (93-183-0A)
1993-03-31: R4 A/C COMPRESSOR MOAN/NOISE/ VIBRATION BULLETIN CANCEL (93-1B-117)
1993-03-16: SMU-SEC 7A-TRANS. UNIT REPAIR UPDATE 3-4 CLUTCH (93-7A-611)
1993-03-16: ILLUSTRATED STEERING SYSTEM BLEED PROCEDURE (38-30-01A)
1993-03-01: BINDING/STICKING LOCK CYLINDER RECOMMENDED LUBRICATIONS (93-133-10)
1993-03-01: SMU - SEC. 7A - TRANSMISSION UNIT REPAIR UPDATE 3-4 CLUTCH (93-143-7A)
1993-02-01: R4 A/C COMPRESSOR MOAN, VIBRATION NOISE (89-280A-1B)
1993-02-01: INDUSTRIAL FALLOUT/RAIL DUST DAMAGE TO BASE COAT/CLEAR COAT (93-58A-10)
1993-02-01: INFO. ON PERCEIVED LOW POWER UNDER SOME ROAD/LOAD CONDITION (93-74A-6)
1993-01-27: INFO. ON FACTORS THAT AFFECT FUEL ECONOMY (30-65-02)
1993-01-08: DIFFERENTIAL PINION SHAFT LOCKING SCREW (INFORMATIONAL) (93-77-4B)
1993-01-08: DIFFERENTIAL PINION SHAFT LOCKING SCREW (INFORMATIONAL) (93-4B-102)
1992-12-10: INFO. ON PERCEIVED LOW POWER UNDER SOME ROAD/LOAD CONDITION (93-6C-108)
1992-12-01: ENG. MISS, HESITATION & ROUGH PIERCED SECONDARY IGNITION (93-6D-102)
1992-11-30: SERVICE GUILD: INFO. ON THE EFFECT OF FUEL VOLATILITY (93-6C-100)
1992-11-30: ALTERNATE REFRIGERANTS INFORMATION (93-1B-102)
1992-11-01: INDUSTRIAL FALLOUT-PAINT DAM. FINESSE TYPE REPAIRS (92-2-128)
1992-11-01: INDUSTRIAL FALLOUT-PAINT DAM. FINESSE TYPE REPAIRS (93-10-148)
1992-10-31: A/C COMPRESSOR SHAFT NUT REMOVAL (IMPROVED QUALITY) (93-1D-100)
1992-10-02: BUZZING NOISE AT IDLE (INSTALL PRESSURE REGULATOR VALVE) (93-29-7A)
1992-10-02: BUZZING NOISE AT IDLE (INSTALL PRESSURE REGULATOR VALVE) (93-7A-110)
1992-10-01: ENG. MISS, HESITATION & ROUGH PIERCED SEC. IGN. COMPONENTS (93-35-6D)
1992-10-01: INFO EFFECT FUEL VOLATILITY (DRIVEABILITY CONDITIONS) (93-31-6C)
1992-08-03: ALTERNATE REFRIGERANTS INFORMATION (92-250-1A)
1992-06-22: PAINT CHIPS - EXTERIOR LEADING EDGES (APPLY CHIP PROTECTOR) (92-240-10)
1992-06-16: SERVICE GUILD: INFO ON AVOID DAMAGE TO TIRE WHEELS (92-232-3E)
1992-06-16: SERVICE GUILD: INFO ON AVOID DAMAGE TO TIRE WHEELS (92-3-123)
1992-05-31: BRAKE PULSATION SERVICE INFORMATION (88-5-121)
1992-05-27: A/C LEAK (DIAGNOSIS BULLETIN) ALL MODELS 1992 AND PRIOR (92-215-1A)
1992-04-14: LOCKING DIFF. GOVERNOR TOOL REVISION (INFORMATIONAL) (92-180-7A)
1992-04-14: LOCKING DIFF. GOVERNOR TOOL REVISION (INFORMATIONAL) (92-4-104)
1992-04-03: ENG. BLOCK HEATER LEAK-INSTALL REDESIGNED BLOCK HEATER (92-159-9E)
1992-04-03: ENG. BLOCK HEATER LEAK-INSTALL REDESIGNED BLOCK HEATER (92-6-116)
1992-04-01: PROM I.D. NOT RECOGNIZED BY THE T-100 (GM CAMS) TERMINAL (23-65-08)
1992-03-24: INFO ON COATED WHEEL WEIGHTS USED FOR ALUMINUM WHEELS (92-147-3E)
1992-03-24: INFO ON COATED WHEEL WEIGHTS USED FOR ALUMINUM WHEELS (92-3-121)
1992-02-14: ELECTRONIC/ELECTRO-MECHANICAL I/P CLUSTER INFORMATION (92-96-8C)
1991-12-20: TIRE COMPANY WARRANTY ASSISTANCE PROGRAM (92-70-3E)
1991-12-19: AC-DELCO ADVANCE EXCHANGE PGM. PHONE NUMBER CHANGE (92-97-8C)
1991-12-14: TAIL PIPE SMOKE ON START-UP (INSTALL NEW VALVE SEAL KIT) (91-657-113)
1991-12-03: REV. LIGHTS OR TAILGATE WINDOW INOPERATIVE-INSTALL NEW SWITCH (91-459-8A)
1991-12-03: REV. LIGHTS OR TAILGATE WINDOW INOPERATIVE-INSTALL NEW SWITCH (91-8-243)
1991-11-12: TAIL PIPE SMOKE ON START-UP (INSTALL NEW VALVE SEAL KIT) (91-449-6A)
1991-11-12: TAIL PIPE SMOKE ON START-UP (INSTALL NEW VALVE SEAL KIT) (91-650-108)
1991-11-07: INTERMIT TRANS DOWNSHIFT/SLIP DIAGNOSIS (92-42-7A)
1991-11-07: INTERMIT TRANS DOWNSHIFT/SLIP DIAGNOSIS (92-73L80-100)
1991-10-11: ENGINE DRIVEABILITY-SURGE AND DETONATION-DIAG. REPLACE PARTS (89-263A-6E)
1991-10-11: ENGINE DRIVEABILITY-SURGE AND DETONATION-DIAG. REPLACE PARTS (92-674-100)
1991-10-02: DEXRON IIE A/T FLUID PREFERRED (GENERAL INFORMATION) (92-26-7A)
1991-10-02: DEXRON IIE A/T FLUID PREFERRED (GENERAL INFORMATION) (92-7-100)
1991-09-30: NEW STYLE HOSE CLAMPS (INFORMATION AND PROCEDURES) (92-03A-6B)
1991-09-30: 3-4 CLUTCH/2-4 BAND SERVICE INFORMATION/SERVICE PROCEDURES (91-7-113)
1991-09-20: HARD STARTING COLD-6.2L DIESEL (INSTALL NEW REGULATOR/PUMP) (89-329-6)
1991-09-20: HARD STARTING COLD-6.2L DIESEL (INSTALL NEW REGULATOR/PUMP) (92-662-100)
1991-08-30: FLUID LEAKING FROM TRANS VENT (DIAGNOSTIC TIPS/SERVICE INFO) (90-431-7A)
1991-08-30: FLUID LEAKING FROM TRANS VENT (DIAGNOSTIC TIPS/SERVICE INFO) (90-73L80-108)
1991-08-15: LOCKING DIFFERENTIAL LUBRICANT (SERVICE INFORMATION) (91-4-109)
1991-08-14: SERVICE GUILD: COOLANT RECYCLING UPDATE (91-0-106)
1991-08-12: 3-4 CLUTCH/2-4 BAND SERVICE (INFORMATION/PROCEDURES) (91-399-7A)
1991-08-12: 3-4 CLUTCH/2-4 BAND SERVICE (INFORMATION/PROCEDURES) (91-74L60-109)
1991-08-09: SERVICE GUILD: DETECTING ELECT INTERMITTENTS DIAGNOSTIC (92-05-8A)
1991-08-09: SERVICE GUILD: DETECTING ELECT INTERMITTENTS DIAGNOSTIC (92-8-102)
1991-08-08: SERVICE GUILD: EVALUATING PEENED SPACER PLATE (91-396-7A)
1991-08-08: SERVICE GUILD: EVALUATING PEENED SPACER PLATE (91-7-115)
1991-08-08: NEW STYLE HOSE CLAMP SERVICE INFORMATION (92-6-103)
1991-08-01: NEW OUTPUT SHAFTS & SEALS (PRODUCT SERVICE INFORMATION) (91-390-7A)
1991-08-01: NEW OUTPUT SHAFTS & SEALS (PRODUCT SERVICE INFORMATION) (91-74L60-108)
1991-07-26: AC DELCO ADVANCE EXCHANGE PROGRAMS (REVIEW) (91-388-0A)
1991-07-26: LOCKING DIFFERENTIAL LUBRICANT REAR AXLE CHATTER (91-370-0B)
1991-07-24: DAMAGED ECM/PCM MIS-DIAGNOSIS INCORRECT 'TAP-TESTING' (91-384-6E)
1991-07-24: DAMAGED ECM/PCM MIS-DIAGNOSIS INCORRECT 'TAP-TESTING' (91-6-121)
1991-06-28: TRANS. STUCK IN 1ST GEAR (INSTALL RETAINING RING) (91-371-7A)
1991-06-28: TRANS. STUCK IN 1ST GEAR (INSTALL RETAINING RING) (91-74L60-106)
1991-06-11: CAMPAIGN: OUTSIDE REAR VIEW MIRROR INSTALLATION (89-C-23)
1991-06-11: INFORMATION ON STATE EMISSION TESTING FOR ALL MODELS (91-344-6E)
1991-06-11: INFORMATION ON STATE EMISSION TESTING FOR ALL MODELS (91-6-120)
1991-05-23: INFO ON NON-FACTORY INSTALLED HYDRAULIC PARKING BRAKE (91-326-5)
1991-05-23: INFO ON NON-FACTORY INSTALLED HYDRAULIC PARKING BRAKE (91-5-140)
1991-05-15: BINDING OR INOP REVERSE STUCK 3-4 SEQ. VALVE 2-3 SHIFT (91-74L60-104)
1991-05-10: SERVICE GUILD: HIGH VOL.-LOW PRESSURE PAINT APPLICATION (91-334-10)
1991-05-10: SERVICE GUILD: HIGH VOL.-LOW PRESSURE PAINT APPLICATION (91-2-206)
1991-04-30: NEW TRANS LEVEL INDICATOR (AVAILABILITY/SERVICING) (90-74T60-125)
1991-04-30: IMPORT. OF CHECKING CLEAR COAT THICK. BEF./AFT. PAINT FINESSE (91-282-10)
1991-04-30: A/C REFRIGERANT LOSS DUE TO LOOSE/MISS. ACCESS FITTING CAP (91-1-123)
1991-04-19: DAMAGE TO ECM/PCM CIRCUIT BOARD WHEN INSTALLING MEM-CAL (91-318-6E)
1991-04-19: DAMAGE TO ECM/PCM CIRCUIT BOARD WHEN INSTALLING MEM-CAL (91-6-117)
1991-04-15: CLEANING OF UPPER I/P SURFACES CLEANING PROCEDURES (91-285-0A)
1991-04-15: CLEANING OF UPPER I/P SURFACES CLEANING PROCEDURES (91-2-197)
1991-03-12: PAINT ETCHING/STAINING AND PERMANENT WATER SPOTTING (91-251-0B)
1991-03-12: PAINT ETCHING/STAINING AND PERMANENT WATER SPOTTING (91-2-175)
1991-03-12: CHECKING CLEAR COAT THICKNESS BEFORE & AFTER PAINT FINESSE (91-2-181)
1991-02-20: NEW TRAN.FLUID LEVEL INDICATOR INDICATOR SEALS AT FILL TUBE (90-406-7A)
1991-02-20: BRAKE BLEEDING TOOL MODIFIED PRESSURE BLEEDING BRAKE SYSTEM (91-226-5)
1991-02-20: NEW TRAN.FLUID LEVEL INDICATOR INDICATOR SEALS AT FILL TUBE (90-73L80-106)
1991-02-20: TRANS. FLUID LEVEL INDICATOR (INDICATOR SEALS AT FILL TUBE) (90-74L60-115)
1991-02-15: NO START/VEHICLE BATTERY DEAD PARASITIC CURRENT DRAIN TEST (91-213-6D)
1991-02-15: INFO ON MULTEC FUEL INJECTORS DO NOT CLEAN MULTEC INJECTORS (91-217-6E)
1991-02-15: INFO ON MULTEC FUEL INJECTORS DO NOT CLEAN MULTEC INJECTORS (91-6-111)
1991-02-15: NO START/VEHICLE BATTERY DEAD PARASITIC CURRENT DRAIN TEST (91-8-172)
1991-02-07: SERVICE REPLACEMENT TRANS.ASSY (SRTA) PROGRAM PROCEDURES (90-402-7A)
1991-02-07: SERVICE REPLACEMENT TRANS.ASSY (SRTA) PROGRAM PROCEDURES (90-73L80-105)
1991-01-29: 4L60 LOW & REVERSE CLUTCH NEW WAVE PLATE IS AVAILABLE (91-186-7A)
1991-01-29: 4L60 LOW & REVERSE CLUTCH NEW WAVE PLATE IS AVAILABLE (91-74L60-103)
1991-01-15: HEIGHT SENSING BRAKE VALVE ADJUSTMENT PROCEDURE & INFO (89-5-126)
1991-01-15: NEW 3-4 CLUTCH PLATES (STEEL) HYDRA-MATIC 4L60 TRANSMISSION (91-74L60100)
1990-12-31: CHATTERING WIPER BLADES OR WIPEABILITY (91-126-8E)
1990-12-31: CHATTERING WIPER BLADES OR WIPEABILITY (91-2-123)
1990-12-31: BRAKE EFFECTIVENESS AFTER ROTOR REFINISHING (91-5-109)
1990-12-31: HEIGHT SENSING BRAKE PROPORTIONING VALVE ADJ. (89-323-5)
1990-12-31: CHANGE IN BRAKE EFFECTIVENESS AFTER BRAKE WORK (91-133-5)
1990-12-10: SERVICE ENGINE SOON LIGHT POSSIBLE FALSE CODE 32 (91-149-6E)
1990-12-10: SERVICE ENGINE SOON LIGHT POSSIBLE FALSE CODE 32 (91-6-105)
1990-11-09: NEW 3-4 CLUTCH PLATES (STEEL) 4L60 TRANSMISSIONS (91-112-7A)
1990-11-09: NEW 3-4 CLUTCH PLATES (STEEL) 4L60 TRANSMISSIONS (90-74L60114)
1990-10-15: SERVICE REPLACEMENT TRANS ASSY (SRTA) UPDATE (90-372-7A)
1990-09-21: DIRECT CLUTCH DISTRESS CAUSE & CORRECTION OUTLINED (90-357-7A)
1990-09-21: CHECKING CONNECTOR TERMINAL CONTACT - METRI - PACK (91-85-8A)
1990-09-21: DIRECT CLUTCH DISTRESS CAUSE & CORRECTION OUTLINED (90-73L80-104)
1990-09-21: CHECKING CONNECTOR TERMINAL CONTACT - METRI - PACK (91-8-108)
1990-09-13: WIND NOISE/COLD AIR INTRUSION AT DOORS(NEW DOOR SEALS) (90-347-10)
1990-09-13: WIND NOISE/COLD AIR INTRUSION AT DOORS(NEW DOOR SEALS) (90-2-240)
1990-08-15: ENG. NO START AFTER EXTENDED STORAGE (VITON HOSE KIT) (90-335-6A)
1990-08-15: ENG. NO START AFTER EXTENDED STORAGE (VITON HOSE KIT) (90-6-113)
1990-07-05: FRONT TIRE WEAR-LIGHT DUTY TRUCKS-ROTATION RECOMMENDED (91-26-3E)
1990-06-29: COATED WHEEL WEIGHTS FOR ALUMINUM WHEELS (91-35-3E)
1990-06-29: COATED WHEEL WEIGHTS FOR ALUMINUM WHEELS (90-3-127)
1990-05-16: AIR CLEANER CLAMP SERVICE KIT TO INCREASE SEALING LOAD (91-21-6)
1990-05-16: AIR CLEANER CLAMP SERVICE KIT TO INCREASE SEALING LOAD (90-643-102)
1990-04-23: RESTRICTION SWITCH ELIMINATED FROM FUEL FILTER BASE-P/N (90-208-6E)
1990-04-23: RESTRICTION SWITCH ELIMINATED FROM FUEL FILTER BASE-P/N (90-662-100)
1990-04-12: FRONT TIRE WEAR LIGHT DUTY TRUCKS -ROTATION RECOMMENDED (90-3-120)
1990-04-11: INSTALLATION GUIDELINES FOR AFTERMARKET ACCESSORIES (91-10-8A)
1990-04-11: INSTALLATION GUIDELINES FOR AFTERMARKET ACCESSORIES (90-8-184)
1990-04-06: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE TESTING (91-09-0A)
1990-04-06: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE TESTING (90-6-107)
1990-03-21: PARASITIC DRAIN ON BATTERY AMMETER CONNECTING PROCEDURE (91-14-8A)
1990-03-21: PARASITIC DRAIN ON BATTERY AMMETER CONNECTING PROCEDURE (90-8-170)
1990-03-15: MANUAL UPDATE-SEC. 6E1/6E2/6E3 CODE 33,34,63,64 (NON-TURBOS) (90-199-6E)
1990-03-15: MANUAL UPDATE-SEC. 6E1/6E2/6E3 CODE 33,34,63,64 (NON-TURBOS) (90-6-105)
1990-03-15: NEW ON-VEHICLE SERV. PROC. REMOVE REAR CASE OR EXT. BUSH (90-7200-100)
1990-01-30: NEW ON-VEHICLE SERV. PROCEDURE REMOVE REAR CASE OR EXT. BUSH (90-162-7A)
1990-01-30: NEW ON-VEHICLE SERV. PROCEDURE REMOVE REAR CASE OR EXT. BUSH (90-7700-107)
1990-01-25: FRONT COWL/VENT WINDOW WIND NOISE -REPLACE INSULATOR (90-130-10)
1990-01-25: FRONT COWL/VENT WINDOW WIND NOISE -REPLACE INSULATOR (90-2-128)
1990-01-22: REVISED CYLINDER HEAD GASKET IMPROVED SEALING (89-643-104)
1990-01-22: REVISED CYLINDER HEAD GASKET IMPROVED SEALING (89-650-109)
1990-01-04: LOCKING DIFFERENTIAL (G80) LUBRICANT SERVICE INFORMATION (90-4-103)
1989-12-15: REVISED CYLINDER HEAD GASKET IMPROVED SEALING (89-283-6A)
1989-12-15: REVISED CYLINDER HEAD GASKET IMPROVED SEALING (88-657-116)
1989-12-12: 2-4 BAND CHANGES APPLY/ANCHOR BRACKETS AND NEW LUBE WINDOW (90-121-7A)
1989-12-12: 2-4 BAND CHANGES APPLY/ANCHOR BRACKETS AND NEW LUBE WINDOW (90-7700-106)
1989-11-28: CRANKSHAFT SPROCKET KEY SHEAR (VIBR. DAMPERS COMING LOOSE) (89-54-6A)
1989-11-28: CRANKSHAFT SPROCKET KEY SHEAR (VIBR. DAMPERS COMING LOOSE) (89-662-101)
1989-11-17: R4 A/C COMPRESSOR NOISE (REPLACE COMPRESSOR) (89-1-145)
1989-11-16: LTG REQUEST FOR REVIEW UPDATES JULY THRU OCT. 1989 (90-91-0A)
1989-11-09: LOOSE CARPET ON SIDE WALL TRIM PADS (REPAIR PROCEDURE) (90-92-10)
1989-11-09: LOOSE CARPET ON SIDE WALL TRIM PADS (REPAIR PROCEDURE) (90-2-114)
1989-10-23: SERPENTINE BELT W/WORN IDLER PULLEY OR TENSIONER (89-650-107)
1989-10-23: SERPENTINE BELT W/WORN IDLER PULLEY OR TENSIONER (89-657-111)
1989-10-23: SERPENTINE BELT W/WORN IDLER PULLEY OR TENSIONER (89-674-103)
1989-10-20: REAR DOOR OPERA WINDOW WHISTLE WIND NOISE/REPLACE WINDOW SEAL (89-275-10)
1989-10-20: REAR DOOR OPERA WINDOW WHISTLE WIND NOISE/REPLACE WINDOW SEAL (89-2-200)
1989-10-17: LTG REQUEST FOR REVIEW UPDATES JULY THRU OCT. 1989 (90-127-0A)
1989-10-09: BINDING OR INOPER. IN REVERSE STUCK 4-3 SEQ. VALVE/2-3 SHIFT (89-271-7A)
1989-10-02: TAILPIPE SMOKE ON START UP DIAGNOSIS INFORMATION (88-650-117)
1989-10-02: TAILPIPE SMOKE ON STARTUP DIAGNOSIS INFORMATION (88-657-120)
1989-10-02: BINDING OR INOP. IN REVERSE STUCK 4-3 SEQ. VALVE/2-3 SHIFT (89-7700-108)
1989-09-27: SERVICE GUILD: USE OF FUEL WITH 15% MTBE IN ALL GM VEH. (89-268-0B)
1989-09-18: PACKARD 32 WAY CONNECTOR IDENTIFICATION APPLICATIONS (89-8-206)
1989-09-15: PACKARD CONNECTOR I.D. FOR ALL ECM'S WITH 32 WAY CONNECTORS (90-56-8)
1989-09-15: PACKARD CONNECTOR I.D. FOR ALL ECM'S WITH 32 WAY CONNECTORS (90-8-103)
1989-08-31: SERPENTINE BELT W/WORN IDLER PULLEY OR TENSIONER (89-260-6A)
1989-08-31: SERPENTINE BELT W/WORN IDLER PULLEY OR TENSIONER (89-643-103)
1989-08-18: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE INFORMATION (90-49-6B)
1989-08-18: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE INFORMATION (90-0-101)
1989-08-10: CFC REDUCTION AND REFRIGERANT RECOVERY (RECYCLING PROGRAM) (89-253-1B)
1989-08-10: CFC REDUCTION AND REFRIGERANT RECOVERY (RECYCLING PROGRAM) (89-1-126)
1989-08-03: NO COLD START CAPABILITY WHEN GLOW PLUG WAIT IS NOT OBSERVED (89-264-6)
1989-08-03: NO COLD START CAPABILITY WHEN GLOW PLUG WAIT IS NOT OBSERVED (89-662-104)
1989-07-26: A/T TRANSAXLE FLUID COLOR LEVEL CHECK INFORMATION (89-234-7A)
1989-07-26: A/T TRANSAXLE FLUID COLOR LEVEL CHECK INFORMATION (89-7-119)
1989-07-16: GENERAL INFO. ON CS SERIES GENERATOR WIRING (89-224-8A)
1989-07-16: LTG REQUEST FOR REVIEW UPDATES 1989 FEB. THRU JUNE 1989 (90-34-0A)
1989-07-16: GENERAL INFO. ON CS SERIES GENERATOR WIRING (89-8-198)
1989-06-19: CORRECT INTAKE MANIFOLD GASKET INSTALLATION (89-650-103)
1989-06-19: CORRECT INTAKE MANIFOLD GASKET INSTALLATION (89-657-105)
1989-06-15: INCORRECT CRUISE CONTROL RESUME OPERATION (89-212-6)
1989-06-15: INCORRECT CRUISE CONTROL RESUME OPERATION (89-8-178)
1989-06-09: PROPER USAGE OF SPACER PLATE GASKETS IN OVERHAUL KIT (89-203-7A)
1989-06-09: PROPER USAGE OF SPACER PLATE GASKETS IN OVERHAUL KIT (89-7700-106)
1989-05-31: EVALUATING DRIVELINE VIBRATION (DIAGNOSIS FAULT TREE) (89-199-4A)
1989-05-31: EVALUATING DRIVELINE VIBRATION (DIAGNOSIS FAULT TREE) (89-0-116)
1989-05-16: CORRECT INTAKE MANIFOLD GASKET INSTALLATION (90-12-6A)
1989-05-16: CORRECT INTAKE MANIFOLD GASKET INSTALLATION (89-643-100)
1989-05-12: OIL FILTER LEAKAGE PROPER INSTALLATION PROCEDURE (90-216-6)
1989-05-12: OIL FILTER LEAKAGE PROPER INSTALLATION PROCEDURE (89-6-115)
1989-05-05: REVISE CODE 35/CHT C-2 IAC CHT ALL 82-89 W/IAC SYSTEM (89-177-6E)
1989-05-05: REVISE CODE 35/CHT C-2 IAC CHT ALL 82-89 W/IAC SYSTEM (89-6-112)
1989-04-27: FRONT BRAKE NOISE REVISED PROCEDURE (89-164-5)
1989-04-27: FRONT BRAKE NOISE REVISED PROCEDURE (89-5-117)
1989-04-16: MOAN NOISE WITH A/C ON INSTALL NEW COMPRESSOR PULLEY (88-413-1B)
1989-04-16: MOAN NOISE WITH A/C ON INSTALL NEW COMPRESSOR PULLEY (88-1-120)
1989-04-15: TAILPIPE SMOKE ON START UP DIAGNOSIS INFORMATION (88-403-6)
1989-03-31: LIGHT BRAKE DRAG-may BE BRAKE SWITCH ADJUSTMENT (89-262-5)
1989-03-31: LIGHT BRAKE DRAG-may BE BRAKE SWITCH ADJUSTMENT (89-5-116)
1989-03-21: BRAKE BOOSTER PUSH ROD HEIGHT GAGE (REVISED GAGE) (89-132-5)
1989-03-21: BRAKE BOOSTER PUSH ROD HEIGHT GAGE (REVISED GAGE) (89-5-115)
1989-03-15: FRONT BRAKE CALIPERS (NEW P/N) (88-398-5)
1989-03-15: FRONT BRAKE CALIPERS (NEW P/N) (88-5-140)
1989-02-22: NEW CASE ASSEMBLY (PRESSURE TAPS ELIMINATED) (89-116-7A)
1989-02-22: NEW CASE ASSEMBLY (PRESSURE TAPS ELIMINATED) (89-7700-104)
1989-02-15: NO ENGINE BRAKING IN DRIVE NEW PISTON-FRONT ACCUMULATOR (88-378-7A)
1989-02-15: NO ENGINE BRAKING IN DRIVE NEW PISTON-FRONT ACCUMULATOR (897400-100)
1989-02-13: NOISY OR LOW HANGING MUFFLER REPLACE MUFFLER & TAILPIPE (88-674-106)
1989-02-09: A/C REFRIGERANT LOSS DUE TO LOOSE/ MISSING ACCESS FIT. CAP (89-127-1B)
1989-02-09: A/C REFRIGERANT LOSS DUE TO LOOSE/ MISSING ACCESS FIT. CAP (89-1-112)
1989-02-03: THM 400/475 PRODUCT UPDATE BOOK (89-7400-104)
1989-02-02: CRACK (GAP) IN POWER STEERING PULLY (89-81-3B)
1989-02-02: CRACK (GAP) IN POWER STEERING PULLY (89-3-111)
1989-02-01: LABOR TIME GUIDE REQUEST FOR REVIEW CHANGES-sepT/JAN (89-90-0A)
1989-01-30: CHARGING LOW OR COMPLETELY DISCHARGED DELCO FREEDOM (89-98-6D)
1989-01-25: ENGINE ROUGH,SURGE,MISFIRE CODE 43 DISTRIBUTOR SHAFT P/N (88-396-6D)
1989-01-25: ENGINE ROUGH,SURGE,MISFIRE CODE 43 DISTRIBUTOR SHAFT P/N (88-650-101)
1989-01-10: CAST ALUMINUM WHEEL POROSITY (REPAIR PROC. & SEALER) (89-3-105)
1988-12-19: NOISY OR LOW HANGING MUFFLERS REPLACE MUFFLER & TAILPIPE (88-393-6F)
1988-12-19: NEW CONTROL VALVE ASSEMBLY ELIMINATION OF TCC BORE (89-63-7A)
1988-12-19: PARK/NEUTRAL TO REVERSE SHIFT FEEL (REPAIR DESCRIBED (88-408-7A)
1988-12-19: NOISY OR LOW HANGING MUFFLERS REPLACE MUFFLER & TAILPIPE (88-657-121)
1988-12-19: PARK/NEUTRAL TO REVERSE SHIFT FEEL (REPAIR DESCRIBED (89-7400-103)
1988-12-19: NEW CONTROL VALVE ASSEMBLY ELIMINATION OF TCC BORE (89-7700-102)
1988-12-01: STARTER GRINDS/CLASHES NEW STARTER DRIVE & FLEXPLATE (88-305-6D)
1988-12-01: STARTER GRINDS/CLASHES NEW STARTER DRIVE & FLEXPLATE (88-643-108)
1988-10-21: NO COLD START OR HOT RESTART DIAGNOSIS/PART NUMBER (89-39-6E)
1988-10-21: NO COLD START OR HOT RESTART DIAGNOSIS/PART NUMBER (89-662-100)
1988-10-10: REVISED CYLINDER HEAD GASKET IMPROVED SEALING (88-650-115)
1988-10-07: PUMP FLUID LEAK FRONT PUMP BUSHING WALKOUT (88-371-7A)
1988-10-07: BRAKE LEAD DIAGNOSIS INFORMATION (89-44-5)
1988-10-07: BRAKE LEAD DIAGNOSIS INFORMATION (89-5-101)
1988-10-07: PUMP FLUID LEAK FRONT PUMP BUSHING WALKOUT (89-7400-101)
1988-09-01: REAR SEAT LAP/SHOULDER BELT KITS/PASS. CARS & LIGHT TRUCKS (88-345-0A)
1988-08-26: DISC BRAKE NOISE GUIDELINES/DESCRIPTIONS (88-340-5)
1988-08-26: DISC BRAKE NOISE GUIDELINES/DESCRIPTIONS (88-5-125)
1988-08-09: ALTITUDE ADJUSTMENT FOR ENGINE PERFORMANCE (88-326-6E)
1988-08-08: ELECTROSTATIC DISCHARGE DAMAGE TO ECM (INFO. TO PREVENT) (88-8-168)
1988-08-03: REAR BRAKE SENSITIVITY (HEIGHT SENSING VALVE REMOVAL) (88-320-5)
1988-08-03: REAR BRAKE SENSITIVITY (HEIGHT SENSING VALVE REMOVAL) (88-5-126)
1988-07-25: STARTER GRINDS/CLASHES WHEN CRANKING-NEW DRIVE P/N (88-650-112)
1988-07-25: STARTER GRINDS/CLASHES WHEN CRANKING-NEW DRIVE P/N (88-657-113)
1988-07-18: SERVICE REPLACEMENT TRANSMISSION ASSEMBLY UPDATE (88-7-108)
1988-07-15: SLOW POWER TAILGATE WINDOW JIMMY AND BLAZER (88-317-10)
1988-07-15: SLOW POWER TAILGATE WINDOW JIMMY AND BLAZER (88-2-213)
1988-07-04: ENGINE SURGE IN 1ST GEAR REVISED PROM (87-657-116)
1988-06-24: ELECTROSTATIC DISCHARGE DAMAGE TO ECM (INFO.TO PREVENT) (88-283-6E)
1988-06-24: ELECTROSTATIC DISCHARGE DAMAGE TO ECM (INFO.TO PREVENT) (88-6-118)
1988-06-20: HOOD SHEET METAL MOVEMENT/ VIBRATION(NEW ADHESIVE AVAIL.) (88-286-10)
1988-06-20: HOOD SHEET METAL MOVEMENT/ VIBRATION(NEW ADHESIVE AVAIL.) (88-2-195)
1988-06-16: MISLABELED CONNECTOR MAY CAUSE DIAGNOSIS CONFUSION (88-302-6E)
1988-06-16: MISLABELED CONNECTOR MAY CAUSE DIAGNOSIS CONFUSION (88-8-159)
1988-06-06: SERVICE MANUAL UPDATE UNSTABLE OR INCORRECT IDLE (88-269-6E)
1988-06-06: HARD BRAKE PEDAL FEEL-COLD ENG QUICK BRAKE REAPPLY (88-311-5)
1988-06-06: HARD BRAKE PEDAL FEEL-COLD ENG QUICK BRAKE REAPPLY (88-5-127)
1988-06-06: REVISED PROMS/DRIVEABILITY- FALSE 'SERVICE ENGINE SOON' (88-657-108)
1988-06-06: SERVICE MANUAL UPDATE UNSTABLE OR INCORRECT IDLE (88-6-117)
1988-06-03: ENGINE SURGE IN 1ST GEAR REVISED PROM (88-262-6E)
1988-06-03: ENGINE SURGE IN 1ST GEAR REVISED PROM (88-657-110)
1988-06-02: REVISED PROMS/DRIVEABILITY FALSE SERVICE ENGINE SOON (88-180-6E)
1988-06-02: REVISED PROMS/DRIVEABILITY FALSE SERVICE ENGINE SOON (88-650-108)
1988-05-23: LOSS OF ENGINE COOLANT DIAGNOSIS AND REPAIR DESCRIBED (88-657-109)
1988-05-19: LEAK-SERVICE AND PARTS INFORMATION (88-266-7B)
1988-05-19: LEAK-SERVICE AND PARTS INFORMATION (88-7040-104)
1988-05-12: ENGINE COOLING SYSTEM LEAKS (DIAGNOSIS INFORMATION) (88-245-6B)
1988-05-12: ENGINE COOLING SYSTEM LEAKS (DIAGNOSIS INFORMATION) (88-6-115)
1988-05-05: DRIVEABILITY EXHAUST ODOR INSPECTION/MAINTENANCE/PROM (88-235-6E)
1988-05-05: DRIVEABILITY EXHAUST ODOR INSPECTION/MAINTENANCE/PROM (88-643-103)
1988-05-01: INTAKE FUEL PUMP MAY BECOME LOOSE & CAUSE NOISE- (REPAIR) (88-137-6C)
1988-05-01: INTAKE FUEL PUMP MAY BECOME LOOSE & CAUSE NOISE- (REPAIR) (88-6-107)
1988-04-15: AIR LEAK AT DOOR HANDLE NEW ESCUTCHEON P/N MAY REPAIR (88-208-10)
1988-04-15: AIR LEAK AT DOOR HANDLE NEW ESCUTCHEON P/N MAY REPAIR (88-2-164)
1988-03-21: ERRATIC OR NO UPSHIFT NEW GOVERNOR DRIVEN GEAR (88-7700-102)
1988-03-15: BURNED FORWARD AND/OR DIRECT CLUTCH (INSTALL NEW P/N) (88-155-7A)
1988-03-15: LOSS OF ENGINE COOLANT DIAGNOSIS AND REPAIR DESCRIBED (88-174-6)
1988-03-15: LOSS OF ENGINE COOLANT DIAGNOSIS AND REPAIR DESCRIBED (88-650-110)
1988-03-15: BURNED FORWARD AND/OR DIRECT CLUTCH (INSTALL NEW P/N) (88-7400-103)
1988-02-29: ENG. MISS,HESITATION & ROUGH PIERCED SEC. IGN. COMPONENTS (88-6-106)
1988-02-22: ERRATIC OR NO UPSHIFT NEW GOVERNOR DRIVEN GEAR (88-161-7A)
1988-02-22: ERRATIC OR NO UPSHIFT NEW GOVERNOR DRIVEN GEAR (88-7400-101)
1988-02-15: PROPER SERVICE FLUID FOR MANUAL TRANSAXLE/TRANSMISSION (88-158-7B)
1988-02-15: PROPER SERVICE FLUID FOR MANUAL TRANSAXLE/TRANSMISSION (88-7050-106)
1988-02-08: IMPROPER IDENTIFICATION 32-WAY FEMALE MICROPACK CONN. (87-6-120)
1988-02-01: ENG. MISS, HESITATION & ROUGH PIERCED SEC. IGN. COMPONENTS (88-138-6D)
1988-01-12: IMPROPER IDENTIFICATION ON 32-WAY FEMALE MICROPACK CONN. (87-265-8B)
1988-01-12: IMPROPER IDENTIFICATION ON 32-WAY FEMALE MICROPACK CONN. (87-8-174)
1987-12-18: WATER LEAK THROUGH FRESH AIR VENT (87-259-10)
1987-12-18: WATER LEAK THROUGH FRESH AIR VENT (87-2-248)
1987-12-01: DAMAGE TO WIRING TERMINALS ON ENGINE SENSORS-METRI-PACK 150 (88-101-8A)
1987-12-01: DAMAGE TO WIRING TERMINALS ON ENGINE SENSORS-METRI-PACK 150 (88-8-117)
1987-11-16: TIRE WARRANTIES IRREGULAR/PREMATURE WEAR (88-116-3E)
1987-11-16: PARTS INFORMATION FOR NEW ALUMINUM DIE CAST TRANS PISTON (88-94-7A)
1987-11-16: TIRE WARRANTIES IRREGULAR/PREMATURE WEAR (88-3-104)
1987-11-16: PARTS INFORMATION FOR NEW ALUMINUM DIE CAST TRANS PISTON (88-7400-100)
1987-11-11: DOWNHILL DECELERATION SURGE DELIVERY VALVE REPAIR (87-240-6C)
1987-11-11: DOWNHILL DECELERATION SURGE DELIVERY VALVE REPAIR (87-662-100)
1987-10-20: ENGINE CONTROLLED IDLE SPEED MINIMUM IDLE AIR RATE SPECS. (88-75-6E)
1987-10-20: ENGINE CONTROLLED IDLE SPEED MINIMUM IDLE AIR RATE SPECS. (88-6-102)
1987-10-19: NEW OIL PUMP VANES 200 4R 700 R4- NEW P/N (87-7700-109)
1987-10-19: INSTRUMENT CLUSTER EXCHANGE PROGRAM INFORMATION (88-8-106)
1987-10-13: EXCESSIVE COOLING FAN NOISE REPLACE FAN CLUTCH - P/N (88-71-6B)
1987-10-13: EXCESSIVE COOLING FAN NOISE REPLACE FAN CLUTCH - P/N (88-6-103)
1987-10-09: SLIP, NO REVERSE OR NO MANUAL 2-1 DOWNSHIFT AFTER TRAN. (88-61-7A)
1987-10-09: SLIP, NO REVERSE OR NO MANUAL 2-1 DOWNSHIFT AFTER TRAN. (87-7700-110)
1987-10-05: ENGINE ROUGH-POSSIBLE OIL IN DISTRIBUTOR (NEW DIST. SHAFT) (88-657-101)
1987-09-24: CONSOLE SHAKE/VIBRATION REPAIR OR NEW CONSOLE P/N (87-230)
1987-09-24: CONSOLE SHAKE/VIBRATION REPAIR OR NEW CONSOLE P/N (87-2-221)
1987-09-15: REVISED 700R4 FILTER NOISE- WHINE(NEW FILTER & SEAL P/N) (87-247-7A)
1987-09-15: NEW OIL PUMP VANES 2004R 700R4 - NEW PART NUMBER (88-56)
1987-09-15: DIESEL ENGINE GLOW PLUG SYSTEM DIAGNOSIS (88-49)
1987-09-15: NEW OIL PUMP VANES 2004R 700R4 - NEW PART NUMBER (87-7200-106)
1987-09-15: DIESEL ENGINE GLOW PLUG SYSTEM DIAGNOSIS (88-662-100)
1987-09-15: REVISED 700R4 FILTER NOISE- WHINE(NEW FILTER & SEAL P/N) (88-7700-100)
1987-09-04: ECM RESET/ FAILURE DIAGNOSIS INFORMATION (87-6-117)
1987-08-31: NEW DESIGN CYL. HEAD GASKETS 90 DEGREE 'V' ENGINES (87-650-115)
1987-08-31: NEW DESIGN CYL. HEAD GASKETS 90 DEGREE 'V' ENGINES (87-657-110)
1987-08-20: NOISY OR INOP. SPEEDOMETER POSSIBLE EXH. MANIFOLD CONTACT (87-205)
1987-08-20: NOISY OR INOP. SPEEDOMETER POSSIBLE EXH. MANIFOLD CONTACT (87-8-162)
1987-08-18: FUEL PUMP RUN-ON AFTER ENGINE TURNED OFF (87-210)
1987-08-14: SERVICE GUILD: SERVICE REPL. ECM WITH PROM INSTALLED (88-42)
1987-08-10: NEW DESIGN CYL. HEAD GASKETS 90 DEGREE 'V' ENGINES (87-204)
1987-08-10: NEW DESIGN CYL. HEAD GASKETS 90 DEGREE 'V' ENGINES (87-643-105)
1987-08-06: TIRE & PROPSHAFT SPEED REFERENCE CHART-LIGHT TRUCKS (88-45)
1987-08-01: ENGINE OVERHEATS -POSSIBLE INCORRECT THERMOSTAT INSTALLED (87-218)
1987-08-01: ENGINE OVERHEATS -POSSIBLE INCORRECT THERMOSTAT INSTALLED (87-6-504)
1987-07-31: TRAILER BRAKES INFORMATION (88-36)
1987-07-31: TRAILER BRAKES INFORMATION (88-5-100)
1987-07-10: SAG IN UPPER CORNERS OF THIRD SEAT BACK (87-178)
1987-07-10: SAG IN UPPER CORNERS OF THIRD SEAT BACK (87-2-195)
1987-07-07: INSIDE FRONT AND/OR REAR DOOR HANDLE MISALIGNED (87-172)
1987-07-07: FRONT BRAKE NOISE OR SQUEAL INSTALL NOISE INSULATED PADS (87-173)
1987-07-07: INSIDE FRONT AND/OR REAR DOOR HANDLE MISALIGNED (87-2-191)
1987-07-07: FRONT BRAKE NOISE OR SQUEAL INSTALL NOISE INSULATED PADS (87-5-114)
1987-07-07: REAR MAIN OIL LEAK DIAGNOSIS (87-643-100)
1987-07-01: ANALYSIS OF ENGINES WITH INTERNAL SLUDGE ACCUMULATION (87-182)
1987-06-19: NEW SECOND SERVO APPLY PIN 700R4- SEAL ELIMINATION (87-177)
1987-06-19: NEW SECOND SERVO APPLY PIN 700R4- SEAL ELIMINATION (87-7700-108)
1987-06-11: WINDWHISTLE AT SIDE DOOR GLASS - LOWER BELTLINE SEAL (87-164)
1987-06-11: WINDWHISTLE AT SIDE DOOR GLASS - LOWER BELTLINE SEAL (87-2-182)
1987-06-08: PROCEDURE FOR RELEASING PRODUCT SERVICE BULLETINS (87-0-110)
1987-06-05: 3RD GEAR 'HOP-OUT' ON ACCELERATION OR DECELERATION (88-145-7B)
1987-06-05: 3RD GEAR 'HOP-OUT' ON ACCELERATION OR DECELERATION (88-7040-102)
1987-06-04: FRONT STABILIZER BAR INSULATORS LOOSE OR MISSING (87-161)
1987-06-04: FRONT STABILIZER BAR INSULATORS LOOSE OR MISSING (87-3-127)
1987-06-03: TIRE COMPANY ASSISTANCE PROGRAM (87-158)
1987-06-01: LABOR TIME GUIDE REQUEST FOR REVIEW CHANGES- MARCH/APRIL (87-152)
1987-06-01: 1987 LABOR TIME GUIDE REVISIONS (87-157)
1987-05-29: SHIFT LEVER RATTLE OR BUZZ IN 1ST OR 2ND GEAR (87-163)
1987-05-29: SHIFT LEVER RATTLE OR BUZZ IN 1ST OR 2ND GEAR (87-7040-101)
1987-05-18: FLUID LEAKS AT SPEEDO DRIVEN GEAR/ADAPTER AREA (87-7400-100)
1987-05-18: FLUID LEAKS AT SPEEDO DRIVEN GEAR/ADAPTER AREA (87-7700-106)
1987-05-14: NEW ECM TEST PROCEDURES ALL ECM EQUIPPED VEHICLES (87-150)
1987-05-14: NEW ECM TEST PROCEDURES ALL ECM EQUIPPED VEHICLES (87-6-115)
1987-04-14: BALANCING LIGHT DUTY TRUCK WHEELS WITH CONE ATTACHMENT (87-118)
1987-04-10: OIL CONTAMINATED BY GAS OIL CHANGE REQUIREMENTS (87-129)
1987-04-07: SLIP OR LOSS OF DRIVE AND/OR BURNT FORWARD & OVERUN CLUTCH (87-107)
1987-04-07: SLIP OR LOSS OF DRIVE AND/OR BURNT FORWARD & OVERUN CLUTCH (87-7700-103)
1987-04-02: FLUID LEAKS AT SPEEDO DRIVE GEAR AND ADAPTER AREA (87-138)
1987-04-02: FLUID LEAKS AT SPEEDO DRIVE GEAR AND ADAPTER AREA (87-7200-101)
1987-04-01: FLUID LEAK AT THE PAN COATED TRANS. OIL PAN GASKET (87-137)
1987-04-01: HARSH NEUT TO DRIVE NEUT TO REV SHIFT ENGAGEMENT (88-19)
1987-04-01: HARSH NEUT TO DRIVE NEUT TO REV SHIFT ENGAGEMENT (87-7400-101)
1987-04-01: FLUID LEAK AT THE PAN COATED TRANS. OIL PAN GASKET (87-7400-102)
1987-03-27: REVERSE ENGAGEMENT SHIFT NEW SERVICE AND PARTS (87-105)
1987-03-27: REVERSE ENGAGEMENT SHIFT NEW SERVICE AND PARTS (87-7700-102)
1987-03-26: TURBINE SHAFT SEALS (DCS) MESSAGE INFORMATION (87-95)
1987-03-25: EATON LOCKING DIFFERENTIAL NEW DESIGN FEATURE OUTLINED (87-T-90)
1987-03-25: EATON LOCKING DIFFERENTIAL NEW DESIGN FEATURE OUTLINED (87-4-102)
1987-03-16: CAST ALUMINUM WHEEL POROSITY REPAIR AND SEALER REVISED (89-59-3E)
1987-03-16: CAST ALUMINUM WHEEL POROSITY REPAIR AND SEALER REVISED (87-3-115)
1987-03-16: BUZZ NOISE AT IDLE NEAR I/P OR FLOOR PAN (87-650-107)
1987-03-16: BUZZ NOISE AT IDLE NEAR I/P OR FLOOR PAN (87-657-106)
1987-03-16: BUZZ NOISE AT IDLE NEAR I/P OR FLOOR PAN (87-674-100)
1987-03-13: LOW OIL PRESSURE READING INCORRECT OIL PRESS. SENDER (88-T-08)
1987-03-13: LOW OIL PRESSURE READING INCORRECT OIL PRESS. SENDER (87-8-134)
1987-03-12: REAR MAIN OIL LEAK DIAGNOSE / INSPECT CRANKSHAFT (88-59-6A)
1987-03-12: REAR MAIN OIL LEAK DIAGNOSE / INSPECT CRANKSHAFT (88-643-100)
1987-03-09: PREMATURE AXLE WEAR DIRT AND WATER ENTRY (87-T-85)
1987-03-05: REAR SEAT SQUEAKS/RATTLES REPLACE SEAT HINGES (87-T-84)
1987-03-05: REAR SEAT SQUEAKS/RATTLES REPLACE SEAT HINGES (87-2-139)
1987-02-25: CHARGE INDICATOR LAMP DIAGNOSIS CHECK OUTLINED (87-82)
1987-02-25: CHARGE INDICATOR LAMP DIAGNOSIS CHECK OUTLINED (87-6-109)
1987-02-23: BUZZ NOISE AT IDLE NEAR I/P OR FLOOR PAN (87-T-80)
1987-02-23: BUZZ NOISE AT IDLE NEAR I/P OR FLOOR PAN (87-643-103)
1987-02-16: RATTLE/CHUCKING NOISE IN REAR SEAT (87-T-76)
1987-02-16: RATTLE/CHUCKING NOISE IN REAR SEAT (87-2-148)
1987-02-12: TAILGATE WINDOW CHIPPING CHECK FOR HEX SCREWS (87-258-10)
1987-02-12: TAILGATE WINDOW CHIPPING CHECK FOR HEX SCREWS (87-2-125)
1987-02-12: SEAT BELT LENGTH CHANGE 'UPFITTERS' RESPONSIBILITIES (87-T-74)
1987-02-12: SEAT BELT LENGTH CHANGE 'UPFITTERS' RESPONSIBILITIES (87-2-127)
1987-01-29: SCAN TOOL WORKSHEET ECM EQUIPPED VEHICLES (87-0-108)
1987-01-28: W/S WASHER SYSTEM DRIBBLES REMOVE CHECK VALVE AS OUTLINED (87-T-63)
1987-01-28: W/S WASHER SYSTEM DRIBBLES REMOVE CHECK VALVE AS OUTLINED (87-2-122)
1987-01-21: PUMP WHINE OR MOAN NOISE NEW PUMP DESIGN/THM 700-R4 (87-66)
1987-01-21: PUMP WHINE OR MOAN NOISE NEW PUMP DESIGN/THM 700-R4 (87-7700-100)
1987-01-08: TV SYSTEM DIAG.-ALL A/T EXCEPT THM 180,350,400 (87-55)
1987-01-08: TV SYSTEM DIAG.-ALL A/T EXCEPT THM 180,350,400 (87-7-101)
1987-01-05: SERVICE AND PARTS INFORMATION 700R4 WITH/W/O AUX VALVE BODY (87-56)
1987-01-05: SERVICE AND PARTS INFORMATION 700R4 WITH/W/O AUX VALVE BODY (87-7700-101)
1986-12-29: POOR PERFORMANCE/SEVERE MISS CHECK INTAKE MAN. GASKET CLIPS (87-657-104)
1986-12-15: INSTRUMENT CLUSTER EXCHANGE PROGRAM INFORMATION (87-8-113)
1986-12-03: INJECTOR USAGE - FLOW RATE SIDE TO SIDE DIFFERENCE (87-T-44)
1986-12-03: INJECTOR USAGE - FLOW RATE SIDE TO SIDE DIFFERENCE (87-643-101)
1986-11-25: PAINT CODES 1987 ALL TRUCK MODELS (87-T-38)
1986-11-17: LACK OF WARM AIR FROM HEATER OR DEFROSTER (87-657-103)
1986-11-07: VIBRATION DIAGNOSIS 'REED' TACHOMETER INFORMATION (87-139)
1986-11-06: OIL LEAK AT OIL PAN DRAIN PLUG V-8, V6, OHV L4 CARS & TRUCKS (86-118)
1986-11-06: OIL LEAK AT OIL PAN DRAIN PLUG V-8, V6, OHV L4 CARS & TRUCKS (86-6-122)
1986-10-31: REPETITIVE INOP A/C COMPRESSOR FLUSHING PROCEDURE REVISED (87-21)
1986-10-31: POOR PERFORMANCE/SEVERE MISS CHECK INTAKE MAN. GASK. CLIPS (87-T-30)
1986-10-31: REPETITIVE INOP A/C COMPRESSOR FLUSHING PROCEDURE REVISED (87-1-102)
1986-10-31: POOR PERFORMANCE/SEVERE MISS CHECK INTAKE MAN. GASK. CLIPS (87-650-103)
1986-10-23: LACK OF WARM AIR FROM HEATER CHECK INTAKE MANIFOLD PASSAGE (87-T-28)
1986-10-23: LACK OF WARM AIR FROM HEATER CHECK INTAKE MANIFOLD PASSAGE (87-650-101)
1986-10-20: USE OF UNLEADED GASOLINE IN VEHICLES USING LEADED GAS (87-6-100)
1986-10-15: DELCO CS SERIES GENERATOR EXCHANGE PROGRAM AND P/N'S (87-16)
1986-09-24: CHATTERING WIPER BLADES CLEAN BLADES/GLASS (84-102)
1986-09-24: REVISED:CHATTERING BLADES CLEAN BLADES/GLASS (84-2-140)
1986-09-24: CHATTERING WIPER BLADES CLEAN BLADES/GLASS (87-2-106)
1986-09-23: USE OF UNLEADED GASOLINE VEHICLES USING LEADED GAS (87-0-104)
1986-09-22: FRENCH LABEL INSTRUCTIONS DIESEL PASS.CARS & LT. TRUCKS (87-0-101)
1986-09-19: CHEV/GMC TRUCK SERV. BULL. PUBLICATIONS WILL BE JOINT (87-T-1)
1986-09-15: PAINT/CARE OF CAR FINISHES ALL VEHICLES AFFECTED (87-2-100)
1986-09-04: A/T OIL COOLER FLUSHING ALL THM A/T MODELS (86-164)
1986-09-04: A/T OIL COOLER FLUSHING ALL THM A/T MODELS (87-7-100)
1986-08-28: COLOR SANDING NOT RECOMMENDED BASECOAT/CLEARCOAT VEHICLES (86-168)
1986-08-28: SQUEAK NOISE IN STEERING WHEEL LUBRICATE TILT WHEEL ASSEMBLY (87-07)
1986-08-28: SERVICE GUILD: ELECTROSTATIC DISCHARGE DAMAGE (87-08)
1986-08-28: SQUEAK NOISE IN STEERING WHEEL LUBRICATE TILT WHEEL ASSEMBLY (87-3-100)
1986-08-28: SERVICE GUILD: ELECTROSTATIC DISCHARGE DAMAGE (87-8-102)
1986-07-23: DELCO FREEDOM BATTERY DIAGNOSIS-CHARGING INFORMATION (86-187)
1986-07-23: DELCO FREEDOM BATTERY DIAGNOSIS-CHARGING INFORMATION (87-8-109)
1986-06-20: CLEAR COAT ON ALUMINUM WHEELS REPAIR PROCEDURE OUTLINED (86-131R)
1986-06-20: CLEAN, PAINT AND COAT ALL MODELS W/ ALUMINUM WHEELS (84-127)
1986-06-20: CLEAN, PAINT & COATING OF ALUMINUM WHEELS (85-3-118)
1985-10-23: DA6 A/C COMPRESSOR REPAIR REPAIR ASSEMBLY P/N (85-157)
1985-10-23: DA6 A/C COMPRESSOR REPAIR REPAIR ASSEMBLY P/N (86-1-100)
1985-10-07: CRACKED PAINT USING RM HIGH SOLIDS RAPID FILTER (86-2-103)