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2003 Chevrolet Trailblazer North Face 4.2L Misfire
Posted to GM Driveability on 6/26/2019 8 Replies

this vehicle has constant missfires on #1 and #5. fuel pressure good, have spark and injector fire, good compression. spray tested intake gaskets...engine runs with no knock or smoke. Condition is always the same, whether idling or under load. Swapped inje...

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  Related Documents & Media  2003 Chevrolet Trailblazer North Face

 
Message Closed w/Summary

car Vehicle Data

2003 Chevrolet Trailblazer North Face

VIN 1GNDT13S43
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0301Cylinder 1 Misfire Detected
P0305Cylinder 5 Misfire Detected
Message Closed w/Summary

car Vehicle Data

2003 Chevrolet Trailblazer North Face

VIN 1GNDT13S43
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0301Cylinder 1 Misfire Detected
P0305Cylinder 5 Misfire Detected