
1981 Chevrolet Corvette 5.7L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, runs rich
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...
FIX posted 3/11/2004
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VIN | 1G1AY8769B |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | CARB / 4 BBL |
Emissions | OBDI Federal emissions |
Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, Runs Rich |
Occurs | Hot, Cruise, Idle |
Misc. | Computer Controlled Carb! |
Message Closed w/FIX
Vehicle Data
1981 Chevrolet Corvette
VIN | 1G1AY8769B |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | CARB / 4 BBL |
Emissions | OBDI Federal emissions |
Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, Runs Rich |
Occurs | Hot, Cruise, Idle |
Misc. | Computer Controlled Carb! |