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2007 Chevrolet Silverado 1500 Classic LS 4.3L Misfire
Posted to GM Driveability on 11/5/2009 7 Replies

hi everyone,this truck misfires at 1500 rpms faithfully the fuel trim no. are not [...] acts like a lean condition caused by a egr but there is no [...] thing i see is the cam retard is a -7 [...] a ign module cause this?any help would be great,thank you

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  Related Documents & Media  2007 Chevrolet Silverado 1500 Classic LS

 
Message Closed w/Summary

car Vehicle Data

2007 Chevrolet Silverado 1500 Classic LS

VIN 1GCEK14X87
Engine4.3 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways, Under Load, at 1500 Rpms

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
P0304Cylinder 4 Misfire Detected
Message Closed w/Summary

car Vehicle Data

2007 Chevrolet Silverado 1500 Classic LS

VIN 1GCEK14X87
Engine4.3 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways, Under Load, at 1500 Rpms

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
P0304Cylinder 4 Misfire Detected