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2004 Pontiac Grand Prix GTP 3.8L Misfire
Posted to GM Driveability on 11/16/2010 13 Replies

One for you Good Wrenches. Got this 04 Grand Prix with the 3.8 turbo. It keeps cracking the #3 spark plug.(using OEM plugs) It will crack it within 10 minutes of replacement, usually on hard acceleration. It has cracked 3 plugs in succession. Did compression t...

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  Related Documents & Media  2004 Pontiac Grand Prix GTP

 
Message Closed w/FIX

car Vehicle Data

2004 Pontiac Grand Prix GTP

VIN 2G2WR52454
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursOn Accel
Message Closed w/FIX

car Vehicle Data

2004 Pontiac Grand Prix GTP

VIN 2G2WR52454
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursOn Accel