all vehicles · every Sierra year · method
Safety complaints filed by owners in the first three years, per 1,000 sold.
1.5 times this nameplate’s own median · from 178 complaints filed in the first three years, of 661 ever. 95% lower bound 0.62.
The model year carries far more information than the badge, so this is the comparison that matters.
| Model year | Per 1,000 | Complaints | |
|---|---|---|---|
| 2008 | 0.23 | 38 | |
| 2009 | 0.19 | 27 | |
| 2010 | 0.13 | 16 | |
| 2011 | 0.24 | 33 | |
| 2012 | 0.16 | 25 | |
| 2013 | 0.19 | 33 | |
| 2014 | 1.33 | 264 | |
| 2015 | 1.13 | 247 | |
| 2016 | 0.41 | 92 | |
| 2017 | 0.52 | 114 | |
| 2018 | 0.48 | 106 | |
| 2019 | 0.80 | 181 | |
| 2020 | 0.58 | 141 | |
| 2021 | 0.45 | 113 | |
| 2022 | 0.73 | 178 | |
| 2023 | 1.22 | 328 |
Phrases over-represented in these complaints compared with the same component on every other vehicle. Counts are complaints containing the phrase.
| truck | 101 | 41% | |
| seized | 34 | 14% | |
| locked | 32 | 13% | |
| engine seized | 21 | 9% | |
| engine replacement | 21 | 9% | |
| loaner | 17 | 7% |
| truck | 68 | 56% | |
| valve | 30 | 25% | |
| valve body | 18 | 15% | |
| reduced | 17 | 14% | |
| control valve | 12 | 10% | |
| rear wheels | 10 | 9% |
| grille | 39 | 35% | |
| grill | 38 | 34% | |
| deflector | 22 | 20% | |
| front upper | 14 | 13% | |
| upper grille | 13 | 12% | |
| front grille | 12 | 11% |
No clear early or late pattern.
Loss of motive power due to engine failure
Example records behind this page:
11452251 · 11455996 · 11458165 · 11458511 · 11460502 · 11462350