It could happen due to a loose connection of the wire or the corrosion or damage of the wire ends.
2003 dodge ram 1500 tail lights not working.
My 2003 dodge ram was hit on the right rear quarter panel.
That ll be the culprit.
There ll be a damaged wire most likely that s shorted to the body of the truck.
All the other lights work on that side.
If the brake light turns on you have to fix the ground connection.
Rx 73 is the tail light relay and i can force it on and the park light s come on however the relay remains open when the park light switch is activated.
Not much damage but now the brake light doesnt work.
Average repair cost is 460 at 94 000 miles.
Connect the light switch to a good ground with a jumper wire and press the brake pedal.
I have already replaced the speed sensor on the tranny made sure there is no moistur read more.
A quick way of narrowing down the area is to put something on the brake pedal to turn the brake lights on and then shake the wiring harnesses.
My 2003 dodge ram 1500 with 5 9 speedo stop working along with the cruise control.
Abs light is on brake light.
See which one causes the light to flash on.