NHTSA Complaint #11679320 — 2021 GMC YUKON

POWER TRAIN issue reported to NHTSA

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Complaint Details

ODI Number	11679320
Vehicle	2021 GMC YUKON
Component	POWER TRAIN
Date of Incident	August 1, 2025
Date Filed	August 8, 2025
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	AZ

Consumer Description

the electronic solenoid in the valve body failed and it is available for inspection. it was struggling to shift on freeway at speeds of 65 mph and i would lose power. the vehicle was inspected by a gm dealership service man. there were no warning lamps when part started to fail, luckily when I parked the vehicle would not go into gear and then the warning light (check engine light) came on.

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