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1991 Chevrolet K1500 Cheyenne 6.2L Black Smoke
Posted to GM Driveability on 8/10/2004 5 Replies

cust. is complaning about black smoke out exhaust so bad you couldnt see through it, happened only once - pulling a long steep hill, with a trailer, i cant duplicate it. and can only verify some normal black smoke on heavy accel. it has no codes and runs good....

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car Vehicle Data

1991 Chevrolet K1500 Cheyenne

VIN 2GTEM19C2M
Engine6.2 L / 8 cyl / DIESEL
Trans4-speed Automatic
DeliveryFI
EmissionsUS
SymptomsBlack Smoke
OccursUnder Load, Intermittently
Message Closed w/FIX

car Vehicle Data

1991 Chevrolet K1500 Cheyenne

VIN 2GTEM19C2M
Engine6.2 L / 8 cyl / DIESEL
Trans4-speed Automatic
DeliveryFI
EmissionsUS
SymptomsBlack Smoke
OccursUnder Load, Intermittently