NHTSA Complaint #11711924 — 2018 GMC SIERRA 1500

ENGINE issue reported to NHTSA

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Complaint Details

ODI Number	11711924
Vehicle	2018 GMC SIERRA 1500
Component	ENGINE
Date of Incident	December 5, 2025
Date Filed	January 19, 2026
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	OH

Consumer Description

The lifters in my engine collapsed. This caused a push rod to be bent and the cam shaft to be damaged causing thousands to fix. While I was driving. I could feel the engine malfunction causing my speed to significantly decrease. The vehicle was fixed through an independent mechanic. Mechanic stated that the active fuel management system is the cause for the lifter collapse. There was no warning before the failure

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