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1989 Chevrolet G30 Sportvan 5.7L Misfire
Posted to GM Driveability on 9/3/1998

starts and runs great has good pick up until u hit 3/[...] then starts popping back threw intake... timminggood ,knock sensor damaged (replaced) didn't have alot oftime fuel pump was orig. owner said change it anyway ([...] on it) did that and filter was alot ...

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car Vehicle Data

1989 Chevrolet G30 Sportvan

VIN 1GCGG35K2K
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsUS
SymptomsMisfire
OccursUnder Load, on Accel
Misc.Rebuilt Engine With 40Kmiles
Message Closed

car Vehicle Data

1989 Chevrolet G30 Sportvan

VIN 1GCGG35K2K
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsUS
SymptomsMisfire
OccursUnder Load, on Accel
Misc.Rebuilt Engine With 40Kmiles