NHTSA Complaint #11658162 — 2021 GMC SIERRA 1500

UNKNOWN OR OTHER issue reported to NHTSA

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Complaint Details

ODI Number	11658162
Vehicle	2021 GMC SIERRA 1500
Component	UNKNOWN OR OTHER
Date of Incident	December 13, 2024
Date Filed	May 1, 2025
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	IL

Consumer Description

I've noticed rough or jerky gear shifting when accelerating, rough and reduced propulsion, loss of power. Dealership repaired power torque converter but the truck continue to have the same symptoms.

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