For 1990-2009 cars

# WARRANTY ADMIN - GUIDELINES FOR USING E0420 WHEEL

#### SUBJECT: WARRANTY ADMINISTRATION - GUIDELINES FOR USING E0420 WHEEL REPLACE

#### MODELS: 1989-98 PASSENGER CARS AND LIGHT DUTY TRUCKS

THE PURPOSE OF THIS BULLETIN IS TO PROVIDE SERVICE PERSONNEL WITH GUIDELINES FOR USING THE ABOVE SUBJECT LABOR OPERATION.

EFFECTIVE WITH REPAIR ORDERS DATED ON OR AFTER SEPTEMBER 1, 1997, DEALERS ARE TO BE GUIDED BY THE FOLLOWING:

- ALUMINUM WHEELS (INCLUDING CHROME PLATED) WITH POROSITY - WHEELS THAT EXHIBIT POROSITY SHOULD BE REPAIRED AS DESCRIBED IN THE VEHICLE SERVICE MANUAL. WHEELS SHOULD NOT BE REPLACED WITHOUT WHOLESALE APPROVAL.

- ALUMINUM WHEELS (EXCEPT CHROME PLATED) WITH A "FINISH DEFECT" - WHEELS THAT EXHIBIT A DEFECT IN THE FINISH, (I.E., DISCOLORATION OR SURFACE DEGRADATION) SHOULD BE REFINISHED AS DESCRIBED IN THE CORPORATE SERVICE BULLETIN #53-17-03A RELEASED IN MAY, 1996.

- CHROME WHEELS - WHEELS THAT ARE CHROMED AND FOUND TO HAVE A FINISH DEFECT CAN ONLY BE REPLACED.

- ALUMINUM AND CHROME WHEELS REPLACED UNDER WARRANTY WILL BE SUBJECT TO RANDOM PART REVIEW AND INSPECTION. THOSE WHEELS INSPECTED AND FOUND NOT TO BE DEFECTIVE AND / OR SHOULD HAVE BEEN REPAIRED, WILL BE SUBJECT TO CHARGE BACK.

WHEELS DAMAGED BY NORMAL WEAR, ROAD HAZARDS, CAR WASH BRUSHES, OR OTHER PHYSICAL OR CHEMICAL DAMAGE ARE NOT ELIGIBLE FOR WARRANTY COVERAGE.

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GENERAL MOTORS BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS, NOT A "DO-IT-YOURSELFER". THEY ARE WRITTEN TO INFORM THOSE TECHNICIANS OF CONDITIONS THAT MAY OCCUR ON SOME VEHICLES, OR TO PROVIDE INFORMATION THAT COULD ASSIST IN THE PROPER SERVICE OF A VEHICLE. PROPERLY TRAINED TECHNICIANS HAVE THE EQUIPMENT, TOOLS, SAFETY INSTRUCTIONS AND KNOW-HOW TO DO A JOB PROPERLY AND SAFELY. IF A CONDITION IS DESCRIBED, DO NOT ASSUME THAT THE BULLETIN APPLIES TO YOUR VEHICLE, OR THAT YOUR VEHICLE WILL HAVE THAT CONDITION. SEE A GENERAL MOTORS DEALER SERVICING YOUR BRAND OF GENERAL MOTORS VEHICLE FOR INFORMATION ON WHETHER YOUR VEHICLE MAY BENEFIT FROM THE INFORMATION.

COPYRIGHT 1997. GENERAL MOTORS CORPORATION.