there is a reverse light switch that you can purchase it is pretty much plug and play. it is located on the side of the transmission housing
Check your fuses
check wiring on transmission.there is a conector there that might not be pluged in or the wires might be broking somewhere.
head lights won't work, no power to them, signal works , reverse lights work
Try bypassing the reverse light switch that plugs into the transmission. If your reverse lights come on, voila! Problem solved. Buy a new switch.
The problem is the reverse light switch. It is located on the top of the transmission that should sloved your problem.
the reverse light switch is either out of adjustment. or broken. new one should be fairly cheap
change the headlight switch !
Replace the bulb first, if this does not work try the reverse switch.
98 sierra1500 4x4 all lights work excepttail lights fuses are good bulbs are new
if i read that right lol all cars do that that is just the way they are set up if ur lights arent on your brake light dont need to be on hell as long as someone sees your reverse lights ur fine but anyways all cars do that
check nutral safety switch
what to do if my reverse lights on my 1993 gmc 1500 truck wont work