List Of Pontiac G6 Check Engine Light On And Off References. Web 174,965 tenspeed answered 11 years ago to see what's happening with the check engine light, go to a parts store and have them read the engine codes. Web first be sure that its the engine light and not the service light.

The service light will usually illuminate if its time for an oil change. A check engine light can indicate a broad spectrum of problems with your 2008 pontiac g6. Web 2.5k views 1 year ago this is a simple fix for the pontiac g6 3.9l if the check engine light is on, before buying any part i would highly recommend check those.