3rd Generation (2014—2018) Sierra 1500 Problems

Sierra 1500 owners with a 2014—2018 model year have the most problems with the lights (35%), hvac (17%), and the interior (9%). We've listed some of the most recent complaints below. The full list is available on CarComplaints.com.

  1. Poor Lighting Pattern 50 complaints at an average of 9,035 miles in the 2015 GMC Sierra 1500.
  2. Terrible Headlights, Poor Visibility 105 complaints at an average of 8,294 miles in the 2014 GMC Sierra 1500.
  3. A/C Condenser Leaking 28 complaints at an average of 62,503 miles in the 2014 GMC Sierra 1500.

What Sierra 1500 Year is Most Reliable?

Generations are a good baseline for prediciting reliability, but there will almost always be year-to-year differences. We've calculated a reliability score for each model year within this generation, but we've based that score on how the model year compares to all GMC model years.

Watch out for the 2015 model year which has the highest PainRank™ score in this generation.

Year Complaints Recalls TSBs PainRank (?)
2018 3 0 80 2.05
2017 25 3 166 7.42
2016 6 3 460 4.28
2015 159 4 618 36.03
2014 282 5 1851 35.68

Watch out for these common problems

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