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1997 Chevrolet K1500 Cheyenne 5.7L Missfire
Posted to GM Miscellaneous on 3/17/2005 14 Replies

po300 random cyl missfire. not the same cyls everytime but #5 cyls always. this problem only occurs under heavy load, wide open throttle, or hauling a loaded horse trailer on hills. doesn,t always set code but most times willmiss on load and runs poorly on dec...

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  Related Documents & Media  1997 Chevrolet K1500 Cheyenne

 
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car Vehicle Data

1997 Chevrolet K1500 Cheyenne

VIN 2GCEK19R1V
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedMissfire
ConditionsCode Po300
Message Closed

car Vehicle Data

1997 Chevrolet K1500 Cheyenne

VIN 2GCEK19R1V
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedMissfire
ConditionsCode Po300