2015 GMC Sierra 1500 transmission problems
The 2015 GMC Sierra 1500 has 95 transmission complaints filed with NHTSA — 10% of the year's total, and up sharply from the prior model year.
95
Transmission complaints
10%
Share of year
0
Crash-involved
0
Related recalls
Transmission complaints by year
What owners report
“I bought my 2015 gmc sierra 1500 certified and since then it has had vibrations when driving and hard shifts. The dealer has looked it over many times and said it's normal. Last month they said they sent gmc the readings and I haven't heard back. They have lied to me before about other vehicles and…”
Common questions
How many transmission complaints does the 2015 GMC Sierra 1500 have?
NHTSA has 95 complaints about the 2015 GMC Sierra 1500 transmission — 10% of all complaints filed for that model year.
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.