Transmission built with incorrect sun gear
Defect 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.
Safety Consequence
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.
Corrective Action
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.
Similar Recalls
Other recalls from General Motors, Llc or involving Power Train.
FAQ: Recall 23V172000
Your rights, the repair process, and what each field on this page means.
What is recall 23V172000?
NHTSA recall 23V172000 was issued by General Motors, Llc on March 16, 2023. It addresses: Transmission built with incorrect sun gear. The recall affects approximately 8,744 vehicles, with the defect involving the Power Train component.
How do I get this recall repaired?
Contact any authorized General Motors, Llc dealer and reference NHTSA recall ID 23V172000 or the manufacturer campaign number N222389310. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.