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2003 Pontiac Montana 3.4L Cylinder 6
Posted to GM Engine on 1/3/2014 43 Replies

cylinder 6 is misfiring I have replace injector upper intake gasket changed coils and plugs around and changed ignition control module no change in the cylinder yesterday plug was wet with fuel today plug was dry besides what appeared to be a little bit of oil...

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car Vehicle Data

2003 Pontiac Montana

VIN 1GMDX03E13
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedCylinder 6
ConditionsMisfire
Message Closed

car Vehicle Data

2003 Pontiac Montana

VIN 1GMDX03E13
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedCylinder 6
ConditionsMisfire