The Lemon Index

All cars · GMC · Truck

GMC Sierra.

The best GMC Sierra years are 2010, 2012, 2013. Years to avoid: 2015, 2014, 2022. Across 2010-2022, it has a Lemon Index of 87, where 100 is the average car and lower is better.

Reliability by year, 2000 to 2025.

87Lemon Index · 100 = average car

About average. Whole model, 2010-2022: 1.1× fewer complaints than average.

Best year 2010 · Worst year 2015

GMC Sierra
Photo shows a 2019 GMC Sierra. Kevauto, Wikimedia Commons · CC BY-SA 4.0 · background removed

Scores before 2010 are rough: fewer owners filed complaints back then.

Compare the GMC Sierra.

vs Ford F-Series · vs Chevrolet Silverado · vs Ram pickup · vs Toyota Tacoma · vs Toyota Tundra · vs Chevrolet Colorado

Quick answers.

Is the GMC Sierra a good car?

It is about average, by owner complaints to the government per car sold (2010-2022: Lemon Index 87; 100 is average). Some years are much better than others: the best is 2010 and the worst is 2015.

What are the best GMC Sierra years to buy?

By owner complaints per car sold: 2010, 2012, 2013.

What GMC Sierra years should you stay away from?

The years with the most complaints per car sold: 2015, 2014, 2022.

How many recalls does the GMC Sierra have?

218 safety recalls across the 26 model years we track. Most: 2014 (21), 2020 (16), 2000 (15). Each year's page lists them.

What are the most common GMC Sierra problems?

Across every year, owners' complaints to the government name engine, transmission & drivetrain and electrical most. Some years are much worse than others: see the chart above.

Every year in one table
YearIndexCompared with averageComplaintsTop complaintRecallsCrash testMPG
2000100about average209service brakes, hydraulic (37%)15—12–18
2001631.6× fewer complaints than average141service brakes, hydraulic (20%)12—11–17
200292about average192service brakes, hydraulic (39%)11—12–16
2003891.1× fewer complaints than average145transmission & drivetrain (23%)13—13–16
20041141.1× the average car's complaints207electrical (40%)15—13–17
2005661.5× fewer complaints than average105electrical (25%)14—11–17
2006492× fewer complaints than average73transmission & drivetrain (23%)4—13–17
2007372.7× fewer complaints than average68electrical (18%)6—15–17
2008362.8× fewer complaints than average60doors, locks & latches (22%)4—14–17
2009362.8× fewer complaints than average35speed control (20%)5—14–21
2010156.7× fewer complaints than average21engine (19%)5—14–22
2011303.3× fewer complaints than average52transmission & drivetrain (35%)6★★★★☆14–21
2012244.2× fewer complaints than average41electrical (20%)3★★★★☆14–21
2013283.6× fewer complaints than average63airbags (29%)3★★★★☆14–21
20141661.7× the average car's complaints386lights (48%)21★★★★★17–20
20151671.7× the average car's complaints363lights (37%)9★★★★★17–20
2016781.3× fewer complaints than average173brakes (36%)10★★★★★17–20
2017761.3× fewer complaints than average175brakes (31%)6★★★★★17–20
2018631.6× fewer complaints than average139transmission & drivetrain (35%)7★★★★★17–20
201996about average228brakes (40%)10★★★★★16–19
2020751.3× fewer complaints than average179electrical (27%)16★★★★★16–26
2021761.3× fewer complaints than average183engine (34%)7★★★★★16–26
20221611.6× the average car's complaints476engine (35%)6★★★★★15–26
20231581.6× the average car's complaints553engine (39%)3★★★★★15–26
20241901.9× the average car's complaints527engine (40%)5★★★★★15–19
2025791.3× fewer complaints than average166engine (37%)2★★★★★15–26

Lemon Index = safety complaints filed with the government within 3 years, per car sold, against the average car of the same model year. 100 is average, lower is better. How it works

GMC Sierra transmission problems by year →

Updated

Free to use with credit: Source: The Lemon Index (lemonindex.com). Get the data