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2002 Pontiac Grand Am GT 3.4L Hesitation, Misfire
Posted to GM Driveability on 3/31/2007 21 Replies

Engine runs with miss under heavy load. Will not rev beyond approx. 4000rpm. Feels low on power at all times except initial throttle application. Will not shift/upshift properly when on throttle hard. Have replaced plugs, wires and module, shows some improveme...

21 Replies Received (View Replies)

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car Vehicle Data

2002 Pontiac Grand Am GT

VIN 1G2NV52E22
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire
OccursUnder Load, on Accel
Message Closed w/FIX

car Vehicle Data

2002 Pontiac Grand Am GT

VIN 1G2NV52E22
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire
OccursUnder Load, on Accel