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International Automotive Technicians Network
1993 Chevrolet C1500 Cheyenne 5.0L Excessive Emissions
Posted to GM Driveability on 2/9/2005 11 Replies

hello fellow techs

I have a head scratcher. This pickup truck failed the IM240 for co 21.31 g/km (average passing reading 6.31)and hc 5.42g/km (average passing reading 0.63). Replaced the cat and o2 (cat was dead and o2 was very slow switching). Took vehicle ...

11 Replies Received (View Replies)

  Related Documents & Media  1993 Chevrolet C1500 Cheyenne

 
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car Vehicle Data

1993 Chevrolet C1500 Cheyenne

VIN 2GCEC19H1P
Engine5.0 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / TBI
EmissionsOBD1
SymptomsExcessive Emissions
OccursUnder Load, on Accel, Cruise
Message Closed w/FIX

car Vehicle Data

1993 Chevrolet C1500 Cheyenne

VIN 2GCEC19H1P
Engine5.0 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / TBI
EmissionsOBD1
SymptomsExcessive Emissions
OccursUnder Load, on Accel, Cruise