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2001 Chevrolet Suburban 1500 5.3L Poor Idle Quality, Misfire
Posted to GM Driveability on 8/29/2011 26 Replies

hi all, this one ruined my day today, otherwise it was a pefect day, truck came in p0303, misfire cyl 3 . misfire only felt at idle, runs strong otherwise. good spark, chked with spark tester traded coils with 1st cyl coil anyway, put in a new plug. inj has pu...

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  Related Documents & Media  2001 Chevrolet Suburban 1500

 
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Suburban 1500

VIN 1GNFK16391
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / pf1
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursIdle

Trouble Codes

P0303Cylinder 3 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Suburban 1500

VIN 1GNFK16391
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / pf1
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursIdle

Trouble Codes

P0303Cylinder 3 Misfire Detected