YearToAvoid

2015 GMC Acadia Transmission & Powertrain Problems

NHTSA lists 18 Transmission & Powertrain complaints for the 2015 GMC Acadia, 7% of its 243 total complaints, with a median failure mileage of 69,000 and no related recalls.

Transmission & Powertrain complaints
18
7% of 243
Crashes reported
0
Fires reported
0
Injuries reported
0
Median mileage
69,000 mi
Related recalls
0

Typical transmission symptoms owners report

  • Owners report the transmission jerking, surging, or bucking during shifts, particularly when slowing down or at highway shift points.
  • Several owners describe shuddering or vibration while accelerating between 30 and 40 mph, which some shops diagnosed as transmission failure.
  • Multiple complaints mention the torque converter going bad, causing hard shifts into reverse and random stuttering.
  • One owner reported the vehicle rolling backward down an incline while the gear selector showed drive, with no forward propulsion despite increased RPM.
  • Some drivers say the Acadia intermittently refuses to engage gears, leaving the vehicle unable to move without being pushed.
  • A few complaints note the transmission was replaced entirely, sometimes more than once, after ongoing shifting problems.

When 2015 GMC Acadia transmission complaints were filed

First complaint May 19, 2015, latest Aug 23, 2026.

2015 GMC Acadia transmission & powertrain complaints: complaints filed per month2May 2015Sep 2017Aug 2019Dec 2020Mar 2022Apr 2024Apr 2025Mar 2026
18 complaints filed with NHTSA from May 2015 to Aug 2026; peak Oct 2019 (2).

Transmission & Powertrain recalls for the 2015 GMC Acadia

No safety recalls on record for this model year.

Transmission & Powertrain complaints by Acadia model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 201043 (13%)
  2. 201133 (12%)
  3. 201243 (15%)
  4. 201327 (20%)
  5. 201434 (7%)
  6. 201518 (7%)
  7. 201621 (9%)
  8. 2017235 (33%)
  9. 2018163 (41%)
  10. 2019154 (40%)
  11. 202022 (21%)
  12. 202117 (11%)
  13. 20224 (8%)
  14. 202312 (28%)
  15. 20247 (12%)
  16. 20254 (6%)

Frequently asked questions

How common are transmission problems in the 2015 GMC Acadia?
NHTSA shows 18 Transmission & Powertrain complaints for the 2015 Acadia, which is 7% of its 243 total complaints for the year.
Is there a transmission recall for the 2015 GMC Acadia?
No. NHTSA lists no related recalls for the 2015 Acadia's Transmission & Powertrain complaints.
At what mileage do 2015 Acadia transmission problems usually appear?
The median mileage at failure for these complaints is 69,000 miles, based on NHTSA data.
Are 2015 Acadia transmission issues worse than other model years?
The 2015 Acadia's 7% share of complaints in this area is lower than the 2017–2019 Acadias, which show shares between 33% and 41%.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.