A half-shaft disengaging from the transmission can result in a loss of drive power or vehicle rollaway when the vehicle is placed in park. Either of these scenarios can increase the risk of a crash.

Power Train — Automatic Transmission

Summary

General Motors, LLC (GM) is recalling certain 2023 Cadillac XT6, GMC Acadia, Chevrolet Blazer, Traverse, and 2022-2023 Cadillac XT5 vehicles. The transmission may have been built with an incorrect sun gear, which can result in the driver-side half-shaft disengaging from the transmission.

Actions

Dealers will replace the sun gears, free of charge. Owner notification letters were mailed on July 27, 2023. The remedy is expected to become available August 31, 2023. Owners may contact Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GMC's number for this recall is N222389310.

Documents (5)

• Defect Notice 573 Report
• Recall 573 Report - 3/22/23
• Manufacturer Notices(to Dealers,etc) - Dealer Message re Upcoming Safety Recall N222389310 Half-Shaft Disengagement
• Recall Acknowledgement
• Miscellaneous Document - Frequently Asked Questions (FAQs) for Safety Recall N222389310 Half-Shaft Disengagement

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