I have a 2001 gmc yukon 2500 with the 8.1 and am worried about my transfer case a np 246. When I have been backing uphills recently it seams like my 4 hi will not engage. To test I did the standerd put truck into 4 hi and shut the truck off the lift one wheel to see if it spins. I did this and...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.