I want to change headlights from HID back to OEM

2015 GMC ACADIA

80,000 MILES • 6 CYL • AUTOMATIC

KEN STANKIEWICZ

MEMBER
1 POST

I have the vehicle listed above SLT model with 9012 bulbs. I wish to change them back to original HID light bulbs D3 S. how much work would it be to change them? Do I have to change the wiring or use the wiring that's there?

Mar 4, 2019 at 8:42 AM

STRAILER

✓ASE Certified Mechanic
54,832 POSTS

Hello,

It looks like it might be a little involved to change it over but not anything we can't handle. Here are the headlight wiring diagrams (below) so you can see how the system works and a guide to help you test the connections.

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

Check out the diagrams (below). Please let us know if you need anything else to get the problem fixed.

Images (Click to enlarge)

Professional Diagram for 2CarPros Members
Click here to log in and view diagram.

Mar 5, 2019 at 10:45 AM