I have a 2008 Grand Prix..checked changed spark plugs. changed crankshaft sensor.fuel pump is good and has pressure. sounds like it wants to start but it won"t. checked the Maf sensor..coil packs..it

Asked by Jun 03, 2017 at 06:43 PM about the 2008 Pontiac Grand Prix Base

Question type: Maintenance & Repair

1 Answer

580

Check injector pulse and firing order. Recheck that crank sensor was installed properly. If sensor is touching in tone ring on damper. It will not start. If crankshaft sensor was installed incorrectly. You will have erratic spark

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