Question about GMC Yukon XL
The whine is probably a bad bearing in the alternator or a idler pulley you can take off belt and crank up for a few seconds to see if noise goes away.if it does then it is in one of the pulleys i have seen a lot of these alternators make noise. your oil pressure will go up some when you rev up
Posted on Aug 25, 2008
a 6ya expert can help you resolve that issue over the phone in a minute or two.
best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
the service is completely free and covers almost anything you can think of (from cars to computers, handyman, and even drones).
click here to download the app (for users in the US for now) and get all the help you need.
Posted on Jan 02, 2017
Tips for a great answer:
Oct 24, 2015 | 2001 GMC Yukon XL
Dec 09, 2013 | 2005 GMC Yukon XL
Nov 30, 2013 | GMC Cars & Trucks
Aug 02, 2011 | 2005 GMC Yukon Xl Denali
Jan 21, 2011 | 2005 GMC Yukon
Oct 31, 2009 | 2008 GMC Yukon Xl 4WD
Jun 27, 2009 | 2001 GMC Yukon XL
May 30, 2009 | 1997 GMC Yukon
Feb 27, 2017 | GMC Cars & Trucks
291 people viewed this question
Usually answered in minutes!