blinker not working

2003 CHEVROLET TRAILBLAZER

141,000 MILES • 4.2L • 6 CYL • 2WD • AUTOMATIC

CHERRYHOMESC

MEMBER
1 POST

my drivers side blinker does not work in front when headlights are on when headlights are off it works fine what could be the problem

Sep 2, 2015 at 3:50 PM

RIVERMIKERAT

✓ASE Certified Mechanic
6,110 POSTS

Hello,

This is common when the BCM goes out but I would check the fuses first here is a guide to help check the fuses and if okay how to replace the BCM.

https://www.2carpros.com/articles/how-to-check-a-car-fuse

Check out the diagrams (Below). Please let us know what you find.

Images (Click to enlarge)

Professional Diagram for 2CarPros Members
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Sep 2, 2015 at 9:14 PM

MERDOCK07

MEMBER
1 POST

Yep, the fuse was out in my track, had to replace the bulb as well.

Mar 17, 2020 at 12:03 PM