No brake lights

Tiny
MOMMA O
  • MEMBER
  • 2001 PONTIAC MONTANA
  • 298,000 MILES
On dash panel both blinker light indicators light up. When vehicle is in park blinkers work front and back. When driving with headlights no lights at all at the rear but everything at the front works! Any ideas? Has this happened to anyone else?
Sunday, April 7th, 2019 AT 8:13 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 43,054 POSTS
Hello,

It sound like the DRL module has gone out. but to be sure here is a guide to help check the power output and the brake light wiring diagrams so you can see how the system works with the DRL module location and instructions on how to fix it below:

https://www.2carpros.com/articles/how-to-check-wiring

Check out the diagrams (below). Please let us know what happens.
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Monday, April 8th, 2019 AT 1:31 PM

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