Having problems with your 1988 Chevrolet C2500 ?
1988 chevy pick up truck speed not working
\015 1988 chevy truck speedo not working 4.3\015
These are run by a module on your trans now. It is the same one that shifts the truck. They are kind of expencive to replace. You will see it on the driverside of you truck on the side of the trans. There is going to be two that you will see it is going to be the inside one that runs the speedo.
Repair Help & Product Troubleshooting for 1988 Chevrolet C2500
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