NHTSA Investigation PE88090

RQ26001 — 2022 GMC YUKON — ENGINE — January 16, 2026

EA25007 — 2019 GMC SIERRA 1500 — ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL — October 23, 2025

PE23016 — 2016 GMC SAVANA — POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY — September 27, 2023

EA20002 — 2013 GMC ACADIA — SEAT BELTS — August 31, 2020

PE20009 — 2012 GMC TERRAIN — STEERING:ELECTRIC POWER ASSIST SYSTEM — June 1, 2020