How do I engage and diengage the 4 wheel drive in my 1997 GMC Sierra ?
no if everything is kosher just throw the lever any time any speed.4 wheel high that is ,for the low range that no one has ever used, then you better stop and go to neutral while pulling the lever to the low 50 %reduction
Search GMC Sierra 1500 Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
GMC Sierra 1500 Experts