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1998 GMC Jimmy SL 4.3L Poor Idle Quality, Hesitation, knocking at cruise
Posted to GM Driveability on 6/19/2008 5 Replies

iam new owner for jimmy 1998 , i get the car at winter and its hesitated too much after i clean the injectors and replace the balancer and plug, wires, air filter, fuel filter and the vechile become more best but still hesitated and i dont know what i make , s...

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car Vehicle Data

1998 GMC Jimmy SL

VIN 1GKCTI8WOW
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Knocking at Cruise
OccursHot
Misc.Engine Hesitate, Spark Knock When Engine at Normal Oprating Temp
Message Closed w/FIX

car Vehicle Data

1998 GMC Jimmy SL

VIN 1GKCTI8WOW
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Knocking at Cruise
OccursHot
Misc.Engine Hesitate, Spark Knock When Engine at Normal Oprating Temp