there is a switch either under the shifter or on the side of the trans that activates the lights when you put it in R. It needs adjustment or replacement
Take it to the garage.
There are a variety of issues that can cause the tail lights to stop working in a 1993 Chevy S-10 pickup. There may be a blown fuse, a damaged wire, or the bulbs may be burned out.
replae backup light switch on transmission
Brake lights indicate when a vehicle is about to stop. When brake lights stop working it is important to check the wiring, the fuse, and the light itself. It could be that any of those need to be replaced.
Standard or automatic transmission, they both are mounted to the transmission.
old lights, blowen fuse, shorted wire?
are brake lights staying on or is brake in the dash on ?
Check the fuses.
My dashpanel lights stopped working in your Chevy Monte Carlo ss 2001 what could the problem be
1977 Chevy pickup brake lights not wordking but turn, tail,reverse allworks
Check the bulbs first, then the dimmer switch and wiring.
Fuse, bulb, or the switch mounted on outside of tranny casing.