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2001 Chevrolet Express 1500 4.3L Hesitation, Misfire, MIL Lamp on
Posted to GM Driveability on 10/28/2007 17 Replies

I have been fighting with this one on and off for month and a half now. Came in running rough with a miss on #1 compression test revealed no compression on #1 replaced intake valve compression is back to 150 so are all other cylinders here is the catch is stil...

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  Related Documents & Media  2001 Chevrolet Express 1500

 
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Express 1500

VIN [No VIN Available]
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Express 1500

VIN [No VIN Available]
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected