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1998 Pontiac Sunfire GT 2.4L Poor Idle Quality, Surge, Cuts out
Posted to GM Driveability on 3/11/2006 10 Replies

this sunfire came in for a constant surge .rpm is from 1000 to 3500 rpm at idle .the pulse width goes from 0 to3.5 if we almost completely close off the idle air control port inside the throttle body the vehicle idles good. we have changed the idle air control...

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  Related Documents & Media  1998 Pontiac Sunfire GT

 
Message Closed w/FIX

car Vehicle Data

1998 Pontiac Sunfire GT

VIN 1G2JD12TXW
Engine2.4 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Cuts Out
OccursIdle
Message Closed w/FIX

car Vehicle Data

1998 Pontiac Sunfire GT

VIN 1G2JD12TXW
Engine2.4 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Cuts Out
OccursIdle