How do I disable the GPS unit on a 2004 Chevrolet Tahoe Z71
Hi ActualClient914, Unfortunately, I don't think there's a way to just disable the GPS without taking OnStar offline completely. However, pulling the fuse for OnStar will do the trick Good luck!
Search Chevrolet Tahoe Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
Chevrolet Tahoe Experts