I have a 2005 Pontiac Bonneville SLE that misfires everytime I go up a hill. I recieved code say the MAP sensor was bad replaced that and it still does it. does anyone have a solution?

Asked by Aug 05, 2016 at 12:37 PM about the 2005 Pontiac Bonneville SLE

Question type: Maintenance & Repair

1 Answer

275,155

Is the CEL still on? Scan for the new codes. Misfires are related to your coils and spark plugs.

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