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.
Grand Prix GTP
Average mileage: 89,000 (89,000–89,000)
Engine affected: 3.1L V6
8 people reported this problem
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Repaired at Pontiac dealership. Including tune up and fluids all changed and ignition coils.
Verified for the Pontiac Grand Prix GTP17 reports
4 answersJanuary 14, 2014
1 answerMay 07, 2013
0 answersJune 20, 2015