KnownCarProblemsHome › GMC › Yukon Denali › 2015
2015 GMC Yukon Denali Problems and Recalls
Owners filed 73 complaints with NHTSA about the 2015 GMC Yukon Denali, most often about the lights (53% of complaints, typically around 59,000 miles). It is 4th of 19 Yukon Denali model years by number of complaints.
Most common 2015 GMC Yukon Denali problems
Lights
39 complaints · 53%Half of these problems showed up before 59,000 miles. Parts named most often: brake lights.
Both passenger and drivers side brake lamps, turn signals and running lamps short out and stop working. When vehicle is under warranty, lamps are replaced with new units, that are also faulty and eventually fail, in anywhere from 1 week to 1 year. Gm is well aware of this widespread, nationwide problem, yet refuses to…
The left brake light failed with 57k miles. The right one then failed at 61k miles. The dealer wanted $735 each to fix them, as they claim they need to replace the entire LED housing. The dealer is well-aware that this is a common problem, and it would appear based on googling the issue that many others have…
Electrical
11 complaints · 15%Half of these problems showed up before 64,000 miles.
The contact owns a 2015 GMC Yukon Denali. While reversing the vehicle, the contact was informed that the brake lights were not illuminating. However, when the vehicle was in drive, the brake lights illuminated. Also, when the contact depressed the brake pedal to slow or stop the vehicle, the brake lights did not…
The left brake light failed with 57k miles. The right one then failed at 61k miles. The dealer wanted $735 each to fix them, as they claim they need to replace the entire LED housing. The dealer is well-aware that this is a common problem, and it would appear based on googling the issue that many others have…
Other or unspecified
9 complaints · 12%Half of these problems showed up before 52,000 miles.
Air conditioning condenser has a leak, parts backordered for months, no eta on the return; going into hottest time of the year without A/C in my vehicle.
Purchase a used 2015 Yukon Denali 1 year ago and have had issues with both shocks and AC. The shocks are the air ride and all 4 had to be replaced. This was a huge expense because my truck surpassed the mileage even though it was within the date range. My AC also resently stopped working. I received a letter from gm…
Transmission
8 complaints · 11%Half of these problems showed up before 55,500 miles.
When shifting into gear from a child start, the vehicle takes approximately 3 seconds to shift. During that time the vehicle is not in gear and can roll in any direction. There is a software fix for this that I must pay the dealer to install. This happens every cold start.
I was recently in an accident at a stoplight. When I arrived at the stoplight something fell out of passenger seat onto floor. I put the truck in park, took off my seatbelt, leaned over to pick up item and put it back on the seat. I then put seatbelt back on and put foot on brake and put the truck into drive. It all…
Engine
5 complaints · 7%I was recently in an accident at a stoplight. When I arrived at the stoplight something fell out of passenger seat onto floor. I put the truck in park, took off my seatbelt, leaned over to pick up item and put it back on the seat. I then put seatbelt back on and put foot on brake and put the truck into drive. It all…
The contact owns a 2015 GMC Yukon Denali. While driving, the check engine warning indicator illuminated and the vehicle started misfiring. The vehicle was taken to lunghamer buick GMC (5825 highland rd, waterford twp, mi 48327, ([phone]) where it was diagnosed that the engine valve lifter number seven failed and…
Brakes
5 complaints · 7%Half of these problems showed up before 72,000 miles.
Brake lights are failing intermittently. Dealer has recommended replacing both tail light housing assemblies at a significant cost of $750 each. Dealer has also stated this is a "common problem" of the 2015 GMC vehicles with an LED brake light design; no easy or affordable solution out there.
The contact owns a 2015 GMC Yukon Denali. While the vehicle was stationary, water entered the cabin of the vehicle through the high frequency antenna seal. In addition, the contact stated that the computer system had an electrical malfunction and the vehicle's brakes engaged without warning. Dixie buick GMC in fort…
Suspension
4 complaints · 6%Purchase a used 2015 Yukon Denali 1 year ago and have had issues with both shocks and AC. The shocks are the air ride and all 4 had to be replaced. This was a huge expense because my truck surpassed the mileage even though it was within the date range. My AC also resently stopped working. I received a letter from gm…
Front right and left rear shock have leak fluid causing the vehicle handling to be come erratic when driving over road imperfections. 2015 with z95 magnetic ride suspension has approximately 60k miles.
Steering
4 complaints · 6%Was driving about 7-10 MPH in a wal mart parking lot when the steering on my 2015 GMC Yukon Denali completely gave out which caused me to scrap a pole on the back door behind driver. Finally when vehicle came to a complete stop the steering wheel would freely spin and not in gauge the tires to rotate. Had the vehicle…
The contact owns 2015 GMC Yukon Denali. The contact stated that the vehicle had an aggressive shake at 40 to 60 MPH as well as at 70 MPH. The dealer charles boyd chevrolet cadillac buick GMC (250 ruin creek rd, henderson, nc 27536, 1-([phone]) had been notified of the failure several times but had been unable to…
Complaints are owner reports to NHTSA, not verified defects. One complaint can name several components, so shares add up to more than 100%.
2015 GMC Yukon Denali recalls
NHTSA lists no recalls for this model year.
Recall repairs are free at any franchised dealer. Enter your VIN at nhtsa.gov/recalls to see which recalls are still open on your car.
NHTSA defect investigations
Brake vacuum pump failure
Summary
On november 20, 2018, the office of defects investigations (odi) opened pe18-012 to investigate instances of sudden onset of a hard brake pedal that could result in extended stopping distance due to an issue with the brake assist vacuum pump in model year (my) 2014 through 2016 gmc sierra 1500 and chevrolet silverado 1500 series pickup trucks and my 2015 through 2016 cadillac escalade, chevrolet suburban, chevrolet tahoe, and gmc yukon suvs.if the brake assist vacuum pump fails to operate as intended, the amount of brake power assist supplied to the driver can be significantly reduced, extending the subject vehicle stopping distance. Gm stated that the root cause of pump failures was due to
Questions about the 2015 GMC Yukon Denali
- What are the most common problems with the 2015 GMC Yukon Denali?
- By NHTSA owner complaints: lights (39 complaints, typically around 59,000 miles); electrical (11 complaints, typically around 64,000 miles); other or unspecified (9 complaints, typically around 52,000 miles).
- How many recalls does the 2015 GMC Yukon Denali have?
- NHTSA lists no recalls for the 2015 GMC Yukon Denali. Check your VIN at nhtsa.gov/recalls in case one is issued later.
- Is the 2015 a bad year for the GMC Yukon Denali?
- It is 4th of 19 Yukon Denali model years by number of complaints, with 73 complaints. Complaint counts are not adjusted for how many cars were sold, so popular years collect more of them, and the newest years have had less time to.