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1998 GMC Sonoma SL 4.3L Engine
Posted to GM Engine on 7/9/2014 20 Replies

Engine runs down the road normally,but at an idle has rough idle{vibration}feels like a misfire,No misfires show on scanner,I can force a misfire on scanner by pulling a plug wire.I'm leaning toward engine problem{balance shaft,torque convertor?}.After replaci...

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  Related Documents & Media  1998 GMC Sonoma SL

 
Message Closed w/FIX

car Vehicle Data

1998 GMC Sonoma SL

VIN 1GTCS14X9W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedEngine
ConditionsVibration
Message Closed w/FIX

car Vehicle Data

1998 GMC Sonoma SL

VIN 1GTCS14X9W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedEngine
ConditionsVibration