check engine light troubleshooting codes on 1990 Oldsmobile Cutlass Ciera

how do you get troubleshooting codes from the check engine light?

Asked by for the 1990 Oldsmobile Cutlass Ciera
1 answer
WELL YOU NEED A SPECIAL KEY OR A SCAN TOOL TO GET INFO CORECTLY THANKS FOR YOUR QUESTION AND FEEL FREE TO GIVE US A CALL 702-629-(CARE) 2273