Service Engine Now Light - On or A No Start Condition

File In Section: 6E Engine Fuel & Emission

Bulletin No.: 83-65-39A

Date: April, 1998

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

This bulletin is being revised to add the Canadian Part Number. Please discard Corporate Bulletin Number 83-65-39 (Section 6E - Engine Fuel & Emission).

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
12346286 (Canada) Silicone Sealer

Parts are currently available from GMSPO.

Warranty Information
For vehicles repaired under warranty, use the table:

Labor Operation Labor Time
J6360 0.8 hr