Chevy Colorado Third Brake Light Not Working

As the rear lights are not connected they do not illuminate.

Chevy colorado third brake light not working.

Chevy truck forum silverado sierra gmc truck forums. The brake lights are not working on my 03 chevy s 10 already replaced bulbs replaced relay at brake pedal checked fuse all other lights work blinkers hazards third brake light at cab please tell me w read more. Blow fuse the first thing the mechanics check is the fuse corresponding to the rear lights. The causes why tail lights not working.

The two white lights that illuminate the bed work fine however. Third brake light problem. Are they actuated by a separate switch than the 3rd light. If only the third brake light or the lower two lights work start by checking the circuit fuses first.

Aug 20 2013 12 56am. A blue wire connects the brake lights switch to the rear lamps junction block. I am having this issue with my 2005 colorado ls but my 3rd brake light is working only the main brake lights aren t. If all 3 brake lights are actuated by the same switch then i have another problem.

When the fuse is blown it does not allow the circuit to complete. The common causes the tail lights do not work are. If at least one brake light works but one or two others don t troubleshooting is relatively easier than dealing with a circuit where none of the lights work. I changed the bulbs only to find out it still didn t work.

I thought the 2nd switch on the brake pedal was for cruise control. If electrical current is reaching the switch but the lights are not working even if the switch is in good condition follow the current flow with your test light to the stop lamps and look for a possible open or short in the circuit. Cruise control on my 2005 chevy colorado stopped working when researching the problem i found my brake lights were also not working there is supposed to have been a recall about this however my dealership lithia chevrolet and george gee pontiac both say thier part was already replaced on the vehicle and they refuse to fix it again thus i.