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01/05/2021 10:37 pm
Topic starter
Hey Scotty, just wondering how to adjust the timing on a 1990 Chevy Cheyenne 2500?
2 Answers
1
02/05/2021 10:02 am
If my quick research is correct, looks like you have to disconnect a wire that takes the computer out of the equation and then set to 0 degrees. Don't take this as gospel. I would invest in a Chilton's manual or similar if I were you. Good luck.
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01/05/2021 10:45 pm
have you tried rotating the dizzy cap
