GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2005
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TopKick C-Series (Crew) C4/C5
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Vehicle Control Systems
🢒 Computer/Integrating Systems
Vehicle Control Systems
All Component Locator
Computer/Integrating Systems Component Views
All Description and Operation
Data Link Communications Description and Operation
All Visual Identification
Computer/Integrating Systems Connector End Views
Diagnostic Procedures
Control Module References
Diagnostic Starting Point - Computer/Integrating Systems
Scan Tool Does Not Communicate with Class 2 Device
Scan Tool Does Not Power Up
Symptoms - Computer/Integrating Systems
Diagnostic Trouble Codes
DTC U0073
DTC U0100-U0299
DTC U1000 and U1255
DTC U1001-U1254
DTC U1300, U1301, or U1305
DTC U1800, U2105, U2106, or U2108
DTC U2100
DTC U2104
Electrical/Electronic Schematic Diagrams
Computer/Integrating Systems Schematic Icons
Data Link Connector Schematics
Removal, Installation, and Replacement
Data Link Connector Replacement
Serial Data Gateway Module Replacement