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1995 Chevrolet K2500 Cheyenne 6.5L Excessive Emissions, black smoke
Posted to GM Driveability on 4/28/2009 8 Replies

truck blows heavy black smoke under med to heavy acceration. replaced map sensor no change, reolcated the inj control mod to cooler location no change, checked the boost sensor, testing wiring to sensor, short from ref volt to signal 220kPa and from ground to ...

8 Replies Received (View Replies)

  Related Documents & Media  1995 Chevrolet K2500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1995 Chevrolet K2500 Cheyenne

VIN 2GCFK29S5S
Engine6.5 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions, Black Smoke
OccursAlways, Under Load, on Accel, Intermittently

Trouble Codes

33map sensor input high
Message Closed w/FIX

car Vehicle Data

1995 Chevrolet K2500 Cheyenne

VIN 2GCFK29S5S
Engine6.5 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions, Black Smoke
OccursAlways, Under Load, on Accel, Intermittently

Trouble Codes

33map sensor input high