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2002 Chevrolet Express 1500 5.7L Misfire
Posted to GM Driveability on 11/28/2012 44 Replies

I have been over and over this vehicle. Replaced distributor cap, distributor, checked vacuum from oil dipstick tube with pcv blocked and found no vacuum to rule out intake leak. Misses on random cylinders, if distributor cam sensor is unplugged the tech 2 wil...

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  Related Documents & Media  2002 Chevrolet Express 1500

 
Message Closed w/Summary

car Vehicle Data

2002 Chevrolet Express 1500

VIN 1GBFG15R72
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / Multiport injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways, on Accel, Idle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

2002 Chevrolet Express 1500

VIN 1GBFG15R72
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / Multiport injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways, on Accel, Idle

Trouble Codes

P0300Multiple Misfire Detected