2014–2024
GMC Sierra 1500 years to avoid
By Hari Vinayak · Updated 2026-06-12
Quick answer
GMC Sierra 1500 years to avoid: 2014–2019. Best used years: 2020+, 2014–2019 (repairs documented). Treat Sierra and Silverado as the same truck: cold-start listen, highway vibration test, and ask about the torque converter fluid exchange by name.
Years to avoid
2014–2019
Lifter failures plus 8-speed shudder — the same cluster as the Silverado twin.
Best years to buy
2020+
10-speed pairing and updated engines pushed complaint rates down.
2014–2019 (repairs documented)
A truck with lifter and fluid work done is de-risked at a discount.
The bottom line
Treat Sierra and Silverado as the same truck: cold-start listen, highway vibration test, and ask about the torque converter fluid exchange by name.
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