2009 Pontiac G8 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2009 Pontiac G8

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Vehicles with certain V6 engines may illuminate the Check Engine Light one or more of the following codes: P0011, P0014, P0021, P0024, P0341, P0346, P0336, or P0391. Our technicians tell us that some vehicles may require a powertrain control module (PCM) software update to correct this issue. Other vehicles may have excess camshaft end play on one or both cylinder heads which will need to be corrected using special procedures outlined by GM.

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In the past 2 years this code always shows up when I take the car to the dealer. About a year ago they found what they called a major problem, so far they have replaced the solenoid valve, rear evap canister, and left axle seal and also the fuel cap. Now a year later and the code is popping up ag...

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The cables that attach the front driver's and passenger's seat belts to the vehicle may bend and break over time. Dealers will relocate and replace the seat belt tensioner assembly free of charge to resolve the concern.

The ignition key may be unintentionally bumped from the run position to the off position, resulting in shutting off the engine. Dealers will modify the flip key and transmitter assembly free of charge to correct the problem.

With the front passenger seat occupied and in the full forward position, the seat position sensor will cause a 30 millisecond deployment delay between the first and second stages of the dual-stage frontal passenger airbag. In the event of a crash, this delay may result in increased head injury to certain front seat occupants. Dealers will reprogram the airbag control module software to correct this concern.

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