2015 GMC Sierra Denali Recalls, Problems & Safety Rating

2015 GMC Sierra Denali recalls

No safety recalls on file for the 2015 GMC Sierra Denali.

Most common 2015 GMC Sierra Denali problems

Problem areas named in the 22 complaints owners filed with NHTSA.

Problem area	Reports
Service Brakes	7
Power Train	5
Electrical System	3
Unknown Or Other	2
Structure	1
Engine	1
Air Bags	1
Steering	1
Seats	1
Engine And Engine Cooling	1

What owners report

2025-12-01, Fuel System, Diesel
The contact owns a 2015 GMC Sierra 2500 Denali. The contact stated that while driving at 65 MPH, the vehicle lost motive power with the “Engine Power Failure” warning light illuminated. The vehicle was towed to the residence. The vehicle was later towed to an independent mechanic, where it was diagnosed and determined that the fuel system had failed and there were metal shavings in the fuel system. The contact was informed that the fuel system needed to be replaced. The vehicle was not repaired. The dealer was contacted; however, the vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure and referred the contact to the NHTSA Hotline for assistance. The appr

2025-05-22, Engine And Engine Cooling
See attached document for complaint.

2024-03-08, Power Train
The contact owns a 2015 GMC Sierra 1500 Denali. The contact stated that while shifting the vehicle from park(P) to drive(D), the vehicle hesitated and then jerked into gear. The contact stated that the entire vehicle was shaking when it jerked into gear. The contact stated that the failure was also occurred while shifting the vehicle into reverse(R). Additionally, the failure occurred while slowing down for a traffic signal. The contact stated that the failure was a constant. The contact stated she had not noticed any warning lights during the failure. The contact had taken the vehicle to a local dealer who advised the contact that there were no open recalls for the transmission on the VIN.

2020-12-30, Service Brakes
4 MONTHS AGO THE DISPLAY PORTRAYED A MESSAGE STATING, TRAILER BRAKE WARNING, HAVE SYSTEM CHECKED. SINCE THAT TIME I HAVE ATTEMPTED ON NUMEROUS TO HAVE MY VEHICLE CHECKED. BUT AS OF THIS DATE I HAVE NOT BEEN TO HAVE ANY DEALERSHIP LOOK AT MY VEHICLE. I HAVE BEEN TOLD BY DEALERSHIP THAT THE VEHICLE COMPUTER SHOWS A HISTORY BUT NO CURRENT ERROR CODES, AND THEY CAN NOT WORK ON VEHICLE UNTIL IT HAS CURRENT CODES. SO I HAVE A TRUCK THAT IS DESIGNED TO TOW CARGO/VEHICLE BUT I AM NOT ABLE TO USE MY TRUCK FOR THAT PURPOSE BECAUSE OF THIS WARNING MESSAGE. I HAVE CONTACTED DEALERSHIPS, CUSTOMER SERVICE WITH GMC AND EVEN FILED A COMPLAINT WITH TENNESSEE DEPT OF CONSUMER AFFAIRS, BUT NO ONE WANTS TO

2020-08-18, Unknown Or Other
AC BLOWS HOT AIR QONT GOLD FREON FOR LONGER THEN WEEK AND HALF AND IS BACK TO HOT AIR..LEAD TO BELIEVE ITS THE AC CONDENSER HAS FAILED

2015 GMC Sierra Denali questions

Does the 2015 GMC Sierra Denali have any recalls?

No. NHTSA has no safety recalls on file for the 2015 GMC Sierra Denali at this time.

What are the most common problems with the 2015 GMC Sierra Denali?

Based on 22 owner complaints filed with NHTSA, the most-reported problem areas are Service Brakes (7), Power Train (5), Electrical System (3).

How do I check if a recall on my 2015 GMC Sierra Denali has been fixed?

Enter your 17-character VIN in our VIN recall check. It shows open recalls that have not been repaired on your specific vehicle. Recall repairs are normally free at an authorized dealer.