2002 GMC Sierra "back lights" Questions

...back-up lights work great check fuses , check all rear lights , as if to replace them, visually inspect both tail light assemblies , look for bad connections, broken or corroded tail light assymblys, ...

...pedal pressed as hard as I can. If I touch the pedal very lightly i can make them stay on but as soon as I press just a little harder the lights go back off again? look for a bad ground in the ...

...and the engine light came on. I had the spark plugs replaced and the engine light went out. It came back on and now it sputters when I accelerate, the engine light also starts to blink then goes back ...

back up lights won't work I have a 2000 GMC Sierra and my back up lights won't work.I have checked the lights and fuses and both are good any suggestions Should be on the driver's side of the ...

...lights. sounds like to me the bulb socket needs changed or bad ground .pull back the carpet along the back and look for ground contacts.there should be a place where they conect a few ground wires

...a dtc, but not the brake warning light, which usually measures pressure differential front to back and fluid level. First off, the 94 GMC Sierra is a OBD - 1 system very little information ...

...lights still will not come on does your truck have a brake light on the back of the cab if so does it work? if so check the wiring under the truck may have a trailer package wiring harness from the ...

...lights. The front running lights are working fine. The back up lights aren't working right also. What should i check first? You have a bad ground to the rear lights. It is on the drivers frame

...back to rear lights.. Bulbs are ok.. Check the switch on the brake pedal, connect the wires to each other and if the lights work then the switch is at fault, if they do not then check fuses, wiring ...

...parking lights, no dash lights no rust on wires . fuses are good . have headlights , and front turnsignals work , try testing 2 see if u have live running to ur back lightys or change ur light ...