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Chevrolet Tahoe Recall 21V455: Software Flaw Can Cause Sudden Loss of Steering Assist

NHTSA campaign 21V455, reported June 17, 2021, 26,847 vehicles potentially affected.

What this recall means for you

A software issue in the steering control module can cause a loss of power steering assist, either when the vehicle starts or while it is being driven. When this happens, the steering wheel becomes noticeably harder to turn, especially at lower speeds, which raises the risk of a crash.

The fix is a software update to the power steering module. A dealer can perform it, or it may be delivered over the air. The remedy is free of charge. Owners were mailed notification letters on July 13, 2021. To check whether your vehicle is affected, enter your VIN at NHTSA's recall lookup site or contact the customer service line for your brand: Chevrolet at 1-800-222-1020, Cadillac at 1-800-458-8006, or GMC at 1-800-462-8782, and reference GM recall number N212333900.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 21V455General Motors, LLC
Component
STEERING:STEERING CONTROL MODULE
Problem
General Motors, LLC (GM) is recalling certain 2021 Cadillac Escalade, Escalade ESV, Chevrolet Suburban, Chevrolet Tahoe, GMC Yukon, and Yukon XL vehicles. A software issue may cause a loss of power steering assist at startup or while driving.
Risk
Increased steering effort, particularly at lower speeds, increases the risk of a crash.
Remedy
The power steering module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed July 13, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020; Cadillac customer service at 1-800-458-8006; or GMC customer service at 1-800-462-8782. GM's number for this recall is N212333900.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Affected vehicles

Cadillac Escalade ESV2021
Cadillac Escalade NA2021
Chevrolet Suburban2021
Chevrolet Tahoe2021
GMC Yukon2021
GMC Yukon XL2021