GMC Sierra Denali-X

Inspection date: February 26, 2026

inspection station: 21st Century Motors Inspection Center Co., Ltd.

Inspection category: regular inspection

Driving distance during inspection: 49,390km

Target: Vehicles manufactured between (June 22, 2021 - May 28, 2024)

Contact us: GM Korea main number: 080-3000-5000 / GMC main number: 080-800-3305

target device: Prime mover (power generation device) Others

Defect details: <p>Possibility of bearing damage due to foreign substances generated during the manufacturing process of the connecting rod or due to the manufacturing quality of the crankshaft has been confirmed. As a result, when the engine is damaged, warning symptoms such as abnormal engine noise, engine warning lights, high engine RPM, abnormal gear shifting, reduced power, and the inability to restart may appear. If the engine is damaged, loss of propulsion and engine shutdown while driving may occur, which may increase the risk of collision and impede safety. Recall </p><p><br></p><p><Production date by target vehicle></p><p>Tahoe: 2021.06.22~2022.11.23</p><p>Sierra: 2022.06.08~2024.05.28</p>

Recall Post Date: August 13, 2025

Correction method: <p>After engine diagnosis, engine repair or replacement is performed. In addition, regardless of the diagnosis results, the warranty period for this problem has been extended from the existing 5 years or 100,000 km to 10 years or 24 km.</p><p>1. No problem found during diagnosis: Replaced with high-viscosity engine oil with excellent wear resistance, replaced engine oil cap, provided instructions for using high-viscosity engine oil</p><p>2. Problem found during diagnosis: Engine replacement </p>

Correction period: From August 13, 2025

Target: Vehicles manufactured between March 17, 2020 and April 12, 2024

Contact us: GM Korea representative number: 080-3000-5000

target device: Fuel equipment and other

Defect details: <p>If the fuel pump control module is exposed to excessive moisture, some IC chips (integrated circuits) may be damaged. In this case, fuel may not be supplied properly, resulting in an engine warning light and potential engine failure. </p><p><br></p><p><Production date by target vehicle></p><p>All New Malibu: 2020.03.17~2022.08.31</p><p>Trax: 2020.10.15~2022.09.02</p><p>Equinox: 2021.03.24~2022.09.22</p><p>Traverse: 2021.05.03~2022.10.27</p><p>Tahoe: 2021.06.22~2022.09.12</p><p>Colorado: 2022.09.28~2024.02.20</p><p>Trax Crossover: 2022.12.08~2023.08.07</p><p>Trailblazer: 2023.02.20~2023.08.22</p><p>Sierra: 2022.06.08~2024.04.12</p>

Recall Post Date: December 23, 2024

Correction method: <p>Replacement of fuel pump control module </p><p><br></p><p><Corrective action period for each target vehicle></p><p>All New Malibu, Trax, Traverse, Tahoe: From December 23, 2024 until completion </p><p>Trax Crossover, Trailblazer, Equinox, Colorado. GMC Sierra: From January 20, 2025 until completion </p><p><br></p><p><<b><u><span style="font-size: 10pt;">As the corrective action period differs for each target vehicle, please contact the manufacturer's customer service center (080-3000-5000) for details.</span></u></b> I hope.></p>

Correction period: From December 23, 2024

Processing type: damage to my car

total repair cost: 5.94 million won

Date of occurrence: May 23, 2024

Processing type: Another car inflicted

total repair cost: 1.04 million won

Date of occurrence: May 23, 2024

Inspection date: January 30, 2024

inspection station: Shin Daedeok Automobile Industry Co., Ltd.

Inspection category: regular inspection

Driving distance during inspection: 24,759km

Processing type: damage to my car

total repair cost: 220,000 won

Date of occurrence: October 17, 2023

first time buyer: individual

Date of production: No information

New car list price: 95 million won

Production country: No information

New car delivery price: No information

First registration date: No information

Address at time of purchase: Yuseong-gu, Daejeon Metropolitan City

Target: Vehicles manufactured between (June 8, 2022 - November 22, 2022)

Contact us: GM Korea representative number: 080-3000-5000

target device: Lighting device, etc.

Defect details: <p>Recall due to the possibility that there may be a body control module software error, which may increase the risk of an accident due to glare when the headlights and daytime running lights are turned on at the same time </p>

Recall Post Date: December 23, 2022

Correction method: <p>Body control module software update </p><p><br></p><p><<b>*Among the target vehicles <span style="color: rgb(255, 0, 0);"><u>there may be cases where corrective action has been completed before being sold to the customer, so please contact the manufacturer's customer service center for details</u></span></b>></p>

Correction period: From December 23, 2022