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1998 Chevrolet K1500 Cheyenne 5.7L Poor Idle Quality
Posted to GM Driveability on 3/22/2014 33 Replies

working on my personal truck at home,missfire at idle,driving seems fine,i have a good parts truck,changed plugs wires,cap,injector asy.,un hooked o2 [...] is 140lbs,60-70 running,have injector pulse,now have a vacuum leak at top of intake around injector plug...

33 Replies Received (View Replies)

  Related Documents & Media  1998 Chevrolet K1500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet K1500 Cheyenne

VIN 2GCEK19R0W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursAlways
Misc.Po306

Trouble Codes

P0306Cylinder 6 Misfire Detected
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet K1500 Cheyenne

VIN 2GCEK19R0W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursAlways
Misc.Po306

Trouble Codes

P0306Cylinder 6 Misfire Detected