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1997 Chevrolet K1500 5.7L Misfire, MIL Lamp on
Posted to GM Driveability on 7/13/2006 19 Replies

I have a 97 Chev Pickup 5.7L with a random misfire code 300. I've replaced all secondary ign components and clean fuel system with motor vac. My scan tool shows #4 and #3 cylinder misfire, #4 misfires much more then #3. It happens on accel up hill and when I c...

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car Vehicle Data

1997 Chevrolet K1500

VIN 1GM6546364
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Cfi
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursUnder Load, on Accel

Trouble Codes

300Random Misfire
Message Closed

car Vehicle Data

1997 Chevrolet K1500

VIN 1GM6546364
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Cfi
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursUnder Load, on Accel

Trouble Codes

300Random Misfire