Mechanics

GMC YUKON FOUR WHEEL DRIVE PROBLEM

2004 GMC Yukon • 194,000 miles

I have a 2004 gmc yukon that will not go into four wheel drive high but will work in the other selections
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Stewart1bb
June 16, 2012.




There is a syncro inside the transfer case that may be bad. Have it checked to verify. It may have failed from low oil or the fact that it has not been serviced. Very important to service this as well as the trans to get the long dependable life out of the unit.

Roy

ASEMaster6371
Jun 16, 2012.


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