2005 GMC Yukon XL 1500 electrical system problems
10 owner complaints filed with NHTSA name the electrical system on the 2005 GMC Yukon XL 1500 — 42% of all complaints for this model year.
What owners report
“Yesterday I started my vehicle and turned on the a/c. The a/c blower was blowing at the highest setting regardless of the control setting. I turned the a/c off and the blower remained on. I turned the ignition off and the blower continued to run. The blower continued to run for approximately 8…”
filed Aug 15, 2014
“This basic incident has occurred approximately ten times. The 4wd control module malfunctions at random. The vehicle message center will display "service 4wd," and a clicking sound can be heard as the lights on the transfer case control panel switch on and off, switching the vehicle in and out of…”
filed May 13, 2013
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
23-NA-001 · Service Bulletin/Repair Instructions · issued Mar 28, 2025Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to…
General Communication · Service Campaign · issued Aug 26, 2024
Electrical System problems in other Yukon XL 1500 years
| Year | Reports | Share |
|---|---|---|
| 2007 Yukon XL 1500 | 11 | 18% |
| 2004 Yukon XL 1500 | 18 | 50% |
| 2003 Yukon XL 1500 | 24 | 38% |
| 2002 Yukon XL 1500 | 2 | 9% |
| 2001 Yukon XL 1500 | 1 | 3% |
Other reported problem areas on the 2005 GMC Yukon XL 1500
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.