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1997 Pontiac Bonneville SE 3.8L Poor Idle Quality
Posted to GM Driveability on 6/26/2012 15 Replies

this vehicle starts up fine,idles at about 1200 and starts to rise to about 2500 rpm. i can drive the iac down and un plug it. it will idle at 1000. the tps % is at 9 to 10 the 5 volt refrence is at 5.14to5.40 i have change tps,computer,checked wiring to compu...

15 Replies Received (View Replies)

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car Vehicle Data

1997 Pontiac Bonneville SE

VIN 1G2HX52K9V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursIdle
Message Closed

car Vehicle Data

1997 Pontiac Bonneville SE

VIN 1G2HX52K9V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursIdle