Corrosion At Ignition Coil Towers on Pontiac Grand Prix

Corrosion may develop at the connection between the ignition coil tower and spark plug wire resulting in an engine misfire. The Ignition coil and spark plug wire should both be replaced to correct this condition.

RepairPal Verified
Average mileage: 113,750 (112,500–115,000)
Engines affected: 3.1L V6, 3.4L V6
10 model years affected: 1994, 1995, 1996, 1997, more1998, 1999, 2000, 2001, 2002, 2003
13 people reported this problem
1 person shared problem details
2003 Pontiac Grand Prix- 3.1L V6112,500
Vehicle would misfire between 1500 and2000 rpm with the gas pedal position held at a cruising speed. Two ignition coils each had one terminal with excessive corrosion. Replaced both coils and the plug wire set.
Related Items:
car has lights ,radio,window functions,but will not crank,all I hear is a buzzing sound.It has...
Then it began to stall then kill. Now it doesn't want to start at all. I have changed spark plu...
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "
The automatic transmission shifter may fail, or a wire may break near the shifter causing the i...

Related Content