Electrical ground diagram needed for both engine and body?

2008 CHEVROLET SUBURBAN

225 MILES • 5.3L • V8 • 4WD • AUTOMATIC

BLAZ85

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We are having an intermittent electrical issue with this vehicle and suspect it may be a grounding issue.

Could you please provide the locations (hopefully a diagram) of all electrical grounds, both engine and body, for this vehicle?

Thank you in advance for your help!

Dec 14, 2022 at 8:43 PM

STRAILER

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53,854 POSTS

Yep, here are all of the ground locations and the circuits they work for. I also included a guide on how to check the grounds in case you need it.

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

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

Images (Click to enlarge)

Dec 15, 2022 at 2:28 PM