PCM Traction Control Not Allowed code was posted. Turns out it was a corroded battery cable they cleaned up. Backlighting on a few HVAC control lights were out. Dealer replaced with an entirely new unit.
See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how
frequently 2007 Pontiac Grand Prix problems occur, check out our car reliability stats.