× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1981 Chevrolet Corvette 5.7L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, runs rich
Posted to GM Driveability on 3/8/2004 7 Replies

Help! This goes out to all the old GM driveability techs out there. I have done at least 300 of these Quadrajet computer controlled carbs and have never had one do this: It is commanding opposite of what it should. I have 800+ mv on the O2 and the ECM is comma...

7 Replies Received (View Replies)

  Related Documents & Media  1981 Chevrolet Corvette

 
Message Closed w/FIX

car Vehicle Data

1981 Chevrolet Corvette

VIN 1G1AY8769B
Engine5.7 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryCARB / 4 BBL
EmissionsOBDI Federal emissions
SymptomsExcessive Emissions, Poor Idle Quality, Poor Fuel Economy, Runs Rich
OccursHot, Cruise, Idle
Misc.Computer Controlled Carb!
Message Closed w/FIX

car Vehicle Data

1981 Chevrolet Corvette

VIN 1G1AY8769B
Engine5.7 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryCARB / 4 BBL
EmissionsOBDI Federal emissions
SymptomsExcessive Emissions, Poor Idle Quality, Poor Fuel Economy, Runs Rich
OccursHot, Cruise, Idle
Misc.Computer Controlled Carb!