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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15201
Experience:  GM Grand Master Technician 2007. 14 years experience.
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Backup lights only work when truck is running. Back up

Customer Question

backup lights only work when truck is running
JA: Just to clarify, what are the exact lights you're talking about?
Customer: back up lights
JA: What is the model/year of your Chevy?
Customer: 2010 silverado
JA: Are you fixing your Silverado yourself? What have you tried so far?
Customer: yes, thestd fuses
JA: Anything else you want the mechanic to know before I connect you?
Customer: no
Submitted: 10 months ago.
Category: Chevy
Expert:  Kevin replied 10 months ago.

Hi im kevin when you say they only work when running when else do you use them ?

Customer: replied 10 months ago.
they should come on whenever the ignition is in run position and trans is in you can test them and so i can trace wires so i can add extra backup lights.
Expert:  Kevin replied 10 months ago.

I dont have wiring diagram so il opt out another tech may have this

Expert:  AMEDEE replied 10 months ago.

Hello and welcome!

Different tech here.

I can provide you a wiring diagram of the reverse lights.

However, I will need the VIN number please.

Thank you.


Customer: replied 10 months ago.
I am not looking for the wiring diagram, i am asking why , now they only come on when running ?
Expert:  AMEDEE replied 10 months ago.

I see. So your looking for a diagnoses.

I can help walk you through this diagnoses, but I would not know why this is happening within running some tests.