Recalls › South Korea › GM Korea Co., Ltd. Tahoe

GM Korea Co., Ltd. Tahoe — recall

Automotive · South Korea · 2026-04-30

GM Tahoe automatic transmission hydraulic control valve may wear excessively

Country	South Korea
Category	Automotive
Published	2026-04-30
Manufacturer	GM Korea Co., Ltd.
Models affected	Tahoe
Units affected	40
Defect	A recall is being initiated due to the confirmed possibility that excessive wear of the automatic transmission hydraulic control valve can affect hydraulic pressure formation within the transmission, causing the valve to not operate as intended. If this leads to wheel lock-up during driving, the risk of collision increases, potentially compromising safety.
Component	Other powertrain components
Remedy	- Software update for the automatic transmission control module and component replacement if an abnormality is diagnosed. * The improved software adds a function to diagnose abnormal hydraulic pressure formation approximately 16,000 km before rear wheel lock-up occurs, through hydraulic pressure monitoring of the hydraulic control valve. In this case, the vehicle will be fixed in a specific gear, and an engine warning light and a power reduction message will be displayed on the instrument panel. * Components will be replaced if an abnormality is diagnosed after the automatic transmission cont…
Recall number	K6070
Official notice	View source ↗

What this means for sellers

Likely platform / channel actions	OEMs/dealers will run the remedy (repair, replace or refund); component suppliers in the chain may face traceback.
Self-check for comparable products	Check your comparable products' design, materials and QC records against the defect described here.
Rules & standards likely involved	the destination market's product-safety rules and mandatory standards

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