it doesn't seem to want to shift up to 5th even in manual mode. I'm towing tomorrow so I will play around and see what happens.
If I can't get it up a gear would you guys worry about the engine / tranny at that RPM
Not sure if this is the right section or not but I thought I would start here.
I have a 07 Yukon Denali with the 6.2 V8 and use it to tow my 30' travel trailer. The truck can tow 7900lbs according to the owners manual and has a pretty good cgvwr. Between my loaded trailer and truck I am...
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