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1995 Pontiac Grand Prix GTP 3.4L Poor Idle Quality, Surge
Posted to GM Driveability on 12/24/2002 12 Replies

This vehicle came in as a cold start problem. When started cold it will surge and stumble until it hits closed loop. After that, the vehicle starts to run better however, this only because the computer now reads the O2 sensor and the long term fuel trim drops ...

12 Replies Received (View Replies)

  Related Documents & Media  1995 Pontiac Grand Prix GTP

 
Message Closed w/FIX

car Vehicle Data

1995 Pontiac Grand Prix GTP

VIN 1G2WJ12XOS
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, Surge
OccursCold, Hot, Idle
Message Closed w/FIX

car Vehicle Data

1995 Pontiac Grand Prix GTP

VIN 1G2WJ12XOS
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, Surge
OccursCold, Hot, Idle