NHTSA Complaint #11645902 — 2020 CHEVROLET SUBURBAN

ENGINE issue reported to NHTSA

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Complaint Details

ODI Number	11645902
Vehicle	2020 CHEVROLET SUBURBAN
Component	ENGINE
Date of Incident	January 15, 2025
Date Filed	March 3, 2025
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	IN

Consumer Description

engine replacement at 120,000 miles. I was told by Mechanic that the 2020 Suburban's have a problem with the fuel injector wiring harness dry rotting and the sensor changing the engine from V8 to V6 when on highway going bad causing misfire in engine and ruining the engine.

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