Having problems with your 1991 Chevrolet S-10 ?
Back up lights not working - 1991 Chevrolet S-10
Check bulbs first, then check for power at the light socket,if no power there check for power at the transmission it has a switch that activates the light. it may be out of adjustment... work the shifter back and forth to see if the light comes on in between park and rev or between drive and rev. Hope this helps.
Repair Help & Product Troubleshooting for 1991 Chevrolet S-10
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