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Hello everyone... Decided to tackle a long time trouble code 21 (throttle sensor circuit) on my stock 81. To make a long story short, the electrical part as been taken care of, so went ahead and removed the air horn on the carb to clean the sticking plunger. Done... Now, while re-assembling the...

Hello everyone. :) Well title doesn't say much. To make a long story short, took the car out last week for a short ride and noticed that I was getting a check engine light at approx. 2800 rpm or 55 mph. Car would hesitate briefly and I would get a flick at the alternator. Didn't think too much...

Here are a few pics of my '81 radio. I think the radio is original (AM-FM with cassette) but I doubt the knobs are. Could someone confirm that?. A pic would be very appreciated. Regards. Roger :) IMG]http://i55.photobucket.com/albums/g135/Rawj/My%201981%20Corvette/DSC00391.jpg[/IMG]

Hello everyone..., I have an '81 Corvette and I'm trying to get rid of my "engine check" light signal that comes on when engine is warm and at low RPM's. So I decided to pull the codes on the ECM and got a code 21. Can someone tell me what a code 21 stands for ? What should I be looking...