Pontiac Sunfire: Engine

Affects Pontiac Sunfire · 1995–1996 — about 115K vehicles.

The hazard

On certain vehicles located in Ontario, Quebec, New Brunswick, Nova Scotia, Prince Edward Island and Newfoundland, Moisture entering the Powertrain Control Module (PCM) as a result of corrosion can cause illumination of the "Check Engine" light or cause the engine to run rough. If these symptoms are ignored, the engine may stall and may not be able to be restarted. Correction: Dealers will inspect, clean and/or replace the Powertrain Control Module (PCM), then seal the PCM in a protective shield/cover assembly.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational