General Motors Recalls Chevrolet Silverado and GMC Sierra Trucks for Transmission Software Issue

What Happened

General Motors, LLC has issued a recall for certain Chevrolet Silverado and GMC Sierra vehicles that may have been repaired incorrectly under a previous recall (24V797). In these vehicles, the transmission control valve may fail, which can cause the rear wheels to lock up suddenly while the vehicle is in motion.

Which Products Are Affected

The recall affects approximately 1,055 units. The following models and years are included:

• 2020 Chevrolet Silverado 2500 and 3500
• 2020 GMC Sierra 2500 and 3500
• 2020-2022 Chevrolet Silverado 1500
• 2020-2022 GMC Sierra 1500

Vehicle Identification Numbers (VINs) for the affected trucks became searchable on the NHTSA website on February 12, 2026.

What You Should Do

Owners of the affected vehicles are advised to contact their local dealer to schedule a free inspection and software update for the transmission control module. General Motors expects to mail official owner notification letters by March 30, 2026.

For further information, consumers may contact:

• GMC Customer Service: 1-800-462-8782
• Chevrolet Customer Service: 1-800-222-1020
• GM Recall Number: N252516560

Why This Matters

A failure of the transmission control valve that leads to rear wheel lock-up significantly increases the risk of a crash, posing a serious safety hazard to vehicle occupants and other motorists.

Source

This information is based on official reports from the National Highway Traffic Safety Administration (NHTSA), Campaign Number 26V083000.