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1999 Pontiac Grand Prix SE 3.8L Hesitation, Stall
Posted to GM Driveability on 8/19/2014 21 Replies

step in hesitation off idle. can accelerate very slow and no problems. snap throttle to 10% and it almost dies. can control rpm with tech 2. new mass air flow sensor. egr at 0% fuel pressure normal. usually does it after idle drops and stabilizes. doesnt do it...

21 Replies Received (View Replies)

  Related Documents & Media  1999 Pontiac Grand Prix SE

 
Message Closed w/FIX

car Vehicle Data

1999 Pontiac Grand Prix SE

VIN 1G2WJ52K3X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Stall
OccursHot, on Accel, Idle
Misc.Hesitation Off Idle

Trouble Codes

N0codes
Message Closed w/FIX

car Vehicle Data

1999 Pontiac Grand Prix SE

VIN 1G2WJ52K3X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Stall
OccursHot, on Accel, Idle
Misc.Hesitation Off Idle

Trouble Codes

N0codes