SERVICE ENG. NOW LIGHT ON OR A NO-START COND.. Chevrolet Cavalier 1996

REVISION: 04/03/98

THIS BULLETIN IS BEING REVISED TO ADD THE CANADIAN PART NUMBER. PLEASE DISCARD CORPORATE BULLETIN NUMBER 83-65-39 (SECTION 6E - ENGINE FUEL & EMISSION) ______________________________________________________________________

SUBJECT: SERVICE ENGINE NOW LIGHT ON OR A NO-START CONDITION (REMOVE PCM AND SEAL WITH SILICONE SEALER)

MODELS: 1995-96 CHEVROLET CAVALIER 1995-96 PONTIAC SUNFIRE 1995-96 TOYOTA CAVALIER

CONDITION:

SOME OWNERS MAY COMMENT THAT THEIR SERVICE ENGINE NOW LIGHT IS ON OR THAT THE VEHICLE WILL NOT START.

CAUSE:

CONDITION MAY BE DUE TO WATER LEAKING INTO THE PCM.

CORRECTION:

1. REMOVE THE PCM FOLLOWING THE PROCEDURE IN THE 1995-96 J-CAR SERVICE MANUAL.

2. THOROUGHLY CLEAN THE PCM FLANGE WITH A WIRE BRUSH.

3. APPLY GE GOODWRENCH RTV SILICONE SEALER (P/N 01052915 - US, P/N 12346286 - CANADA) TO THE ENTIRE SEALING AREA AND CASE JOINT OF THE PCM. (SEE ARROWS IN FIGURE 1).

4. APPLY GE GOODWRENCH RTV SILICONE SEALER (P/N 01052915 - US, P/N 12346286 - CANADA) TO THE ACCESS COVER WHEN APPLICABLE.

5. ALLOW TO SET UP AND REINSTALL THE PCM FOLLOWING THE PROCEDURE IN THE 1995-96 J-CAR SERVICE MANUAL.

6. IF THE VEHICLE REQUIRES A NEW OR REMANUFACTURED PCM, THIS PROCEDURE MUST BE PERFORMED BEFORE THE NEW PCM IS INSTALLED!

PARTS INFORMATION:

P/N DESCRIPTION ================= =================================

01052915 (US) GE GOODWRENCH RTV SILICONE SEALER 12346286 (CANADA)

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OPERATION LABOR OPERATION NUMBER TIME ======================= ========================

J6360 0.8 HR

FIGURES: 01

ATTACHMENTS: 00

Object Number: 336002 Size: MH

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.