GM eletrical guru's

[ToddRT]

Originally Posted by NSSGTO

Does is have onstar? I had a 05 Tahoe and a 06 Cadillac Escalade that the onstar would drain the battery overnight. Pull the onstar fuse and see if it stops the drain.

That must explains the battery drain on uncle's new Tahoe project. We'll check the Onstar after it returns from the installation of the new set of tires from 4Wheelonline plus the alignment.