Had this code up yesterday after a service 4wd message. I suspect a connector or actuator. She ran around for who knows how long in auto 4x4. IDK how much difference that will make but I'll be crawling under to check things out. Any input appreciated.
Hi. Mike here. Wife has an '07 Tahoe LTZ with 86k on it. I've always done my own maint work. Thought I'd check in here. I drive a 2500HD Duramax GMC with 230k. Both are black. Been a forum member and moderator for 8+ years on the diesels but need to pay mor attention to the Tahoe and figured...
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