Brake system calibrated incorrectly
Defect Summary
General motors, llc (gm) is recalling certain 2021 chevrolet tahoe and gmc yukon vehicles. dealer service technicians may have calibrated the brake system incorrectly, affecting electronic stability control (esc) , traction control, anti-lock brake system (abs), and braking while towing a trailer.
Safety Consequence
Overall braking performance may be compromised, increasing the risk of a crash.
Corrective Action
Dealers will recalibrate the brake system control module, free of charge. owner notification letters were mailed on august 27, 2021. owners may contact chevrolet customer service at 1-800-222-1202; gmc customer service at 1-800-462-8782. gm's number for this recall is n212340970.
Similar Recalls
Other recalls from General Motors, Llc or involving Service Brakes, Hydraulic.
FAQ: Recall 21V579000
Your rights, the repair process, and what each field on this page means.
What is recall 21V579000?
NHTSA recall 21V579000 was issued by General Motors, Llc on July 29, 2021. It addresses: Brake system calibrated incorrectly. The recall affects approximately 2 vehicles, with the defect involving the Service Brakes, Hydraulic component.
How do I get this recall repaired?
Contact any authorized General Motors, Llc dealer and reference NHTSA recall ID 21V579000 or the manufacturer campaign number N212340970. 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.