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Turn on headlights and tail lights and turn signals and

Customer Question
Turn on headlights and...

Turn on headlights and tail lights and turn signals and brake lights don't work

Mechanic's Assistant: Have you checked the bulbs? Have you checked the connection?

Yes, replaced taillight units and headlight switch in dash

Mechanic's Assistant: What is the model/year of your Chevy?

1991 k2500

Mechanic's Assistant: Are you fixing your vehicle yourself? What have you tried so far?

Yes, replaced switches in dash and tail light units. everything works fine when headlights are off or trailer is hooked up

Mechanic's Assistant: Anything else you want the mechanic to know before I connect you?

No, I assume I have a bad ground

Submitted: 10 months ago.Category: Chevy
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Answered in 8 hours by:
10/10/2017
Chevy Mechanic: GM Tech (Cam), Chevy Technician replied 10 months ago
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15,659
Experience: GM Grand Master Technician 2007. 14 years experience.
Verified

Hi there, I am Cam.

So if you have no signals on, or no headlights, the brakes do work?

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