2015 GMC Yukon Denali Xl problems
Verdict · NHTSA data
One of the years to avoid
With 94 complaints filed to NHTSA — about 2.7 times the median Yukon Denali Xl year — the 2015 model ranks #1 of 16 Yukon Denali Xl years for complaint volume. It lands on the years-to-avoid list.
Lighting leads the complaint categories with 36 reports (38% of the total).
94
NHTSA complaints
0
Recalls
1
Investigations
0
Crash-involved
0
Fires reported
0
Injuries
0
Deaths
—
NCAP overall
How does 2015 compare to other Yukon Denali Xl years?
What are the most common 2015 GMC Yukon Denali Xl problems?
| Component | Complaints | Share | vs prior year |
|---|---|---|---|
| Lighting | 36 | 38% | ▲ up |
| Electrical System | 17 | 18% | ▲ up |
| Transmission | 9 | 10% | ▲ up |
| Other | 7 | 7% | ▲ up |
| Engine | 5 | 5% | ▲ up |
| Suspension | 5 | 5% | ▲ up |
| Speed Control | 3 | 3% | ▲ up |
| Steering | 3 | 3% | ▲ up |
| Brakes | 2 | 2% | ▲ up |
| Fuel System | 2 | 2% | — flat |
| Body & Structure | 2 | 2% | ▼ down |
| Tires & Wheels | 2 | 2% | ▼ down |
| Visibility & Wipers | 1 | 1% | — flat |
Consumer complaints filed with NHTSA
Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.
“BOTH REAR LIGHT ASSEMBLIES HAVE HAD ISSUES. DRIVERS SIDE WAS FIRST, BRAKE LIGHT STOPPED WORKING. REPLACED UNDER WARRANTY. PASSENGER SIDE BRAKE LIGHT AND PARKING LIGHT HAVE NOW STOPPED WORKING, JUST OUT OF WARRANTY. PROBLEM COMES AND GOES DEPENDING ON TEMPERATURE. I WOULD THINK THIS WOULD BE…”
“WHILE IN MOTION MY VEHICLE SHUTS COMPLETELY OFF. THIS IS IN THE MIDDLE OF TRAFFIC AT TIMES. IT DISPLAYS WARNINGS THAT STABILITRACK HAS BEEN DISABLED AND SHUITS DOWN EVERYTHING ELECTRICAL. AT SOME POINTS IT DOESNT SHUT COMPLETELY DOWN, BUT INSTEAD HESITATES AND THEN PICKS BACK UP. THIS HAPPENS IN…”
“A YEAR AGO, I WAS AT SERVICE AT THE SAME DEALER WITH A TRANSMISSION PROBLEM(TORQUE CONVERTER) WITH MY GMC YUKON XL 2015. WARRANTY TRANSMISSION WAS MADE 08/2017. ON 10/18/18, IN THE CITY OF ATLANTA GA ON HIGHWAY 400, THE CAR BEGAN TO TWITCH WHEN YOU PRESS THE GAS AND VIBRATE STRONGLY, UTTERING…”
“AC CONDENSER LEAKING AT 72000 MILES, SO OUTSIDE OF WARRANTY. SHOULD BE COVERED REGARDLESS OF MILEAGE DUE TO A KNOWN ISSUE IN SPECIAL PROGRAM 17336. BOUGHT THIS CERTIFIED FROM DEALER IN 2017. AC JUST STOPPED COOLING A COUPLE OF WEEKS AGO, JUST BLOWS WARM AIR. IMPACTS DEFROSTING.”
“A YEAR AGO, I WAS AT SERVICE AT THE SAME DEALER WITH A TRANSMISSION PROBLEM(TORQUE CONVERTER) WITH MY GMC YUKON XL 2015. WARRANTY TRANSMISSION WAS MADE 08/2017. ON 10/18/18, IN THE CITY OF ATLANTA GA ON HIGHWAY 400, THE CAR BEGAN TO TWITCH WHEN YOU PRESS THE GAS AND VIBRATE STRONGLY, UTTERING…”
2015 GMC Yukon Denali Xl — common questions
Is the 2015 GMC Yukon Denali Xl reliable?
NHTSA data argues against it: 94 complaints put the 2015 model at #1 of 16 Yukon Denali Xl years. It is one of the Yukon Denali Xl years to avoid.
What are the most common 2015 Yukon Denali Xl problems?
According to NHTSA complaint data, the leading problem areas are lighting (36 complaints), electrical system (17 complaints), transmission (9 complaints).
Does the 2015 GMC Yukon Denali Xl have recalls?
No. NHTSA lists no recall campaigns for the 2015 GMC Yukon Denali Xl.
Is the 2015 GMC Yukon Denali Xl under NHTSA investigation?
NHTSA opened one investigation into this model year; all are now closed.
Which GMC Yukon Denali Xl years should you avoid?
Based on complaint rates and open investigations, the Yukon Denali Xl years to avoid are 2015, 2011, 2007, 2004, 2008, 2003. The cleanest record among Yukon Denali Xl years belongs to 2018.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.