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Chevrolet Silverado 1500 Recall 20V446: Curtain Airbag May Not Deploy Properly in a Crash

NHTSA campaign 20V446, reported July 30, 2020, 769 vehicles potentially affected.

What this recall means for you

The diffuser on the roof-rail curtain airbag inflator may not have been crimped securely to the inflator. During airbag deployment, the diffuser could separate from the inflator, which can reduce the airbag's performance.

If the curtain airbag does not perform as designed, the risk of injury to occupants in a crash increases. Owners should check whether their vehicle is included in this recall.

The replacement of the affected roof-rail airbag modules is free of charge at an authorized dealer. Owners can contact customer service for Chevrolet at 1-800-630-2438, Cadillac at 1-800-333-4223, or Buick at 1-800-521-7300. You can also check your VIN for open recalls.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 20V446General Motors LLC
Component
AIR BAGS:SIDE/WINDOW:CURTAIN:INFLATOR
Problem
General Motors, LLC. (GM) is recalling certain 2020 Buick Enclave, Cadillac XT5 and XT6, Chevrolet Blazer, Silverado 1500, 2500 and 3500 and Traverse and GMC Acadia and Sierra 1500, 2500 and 3500 vehicles. The diffuser component of the Roof-Rail Air Bag (RRAB) inflator may not have been properly crimped to the inflator and could separate from the inflator during air bag deployment.
Risk
If the diffuser separates from the inflator during deployment, RRAB performance may be degraded, increasing the risk of injury in a crash.
Remedy
GM will notify owners, and dealers will replace the suspect RRAB modules, free of charge. The recall began September 3, 2020. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at 1-800-333-4223, or Buick customer service at 1-800-521-7300. GM's number for this recall is N202305380.
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.safercar.gov.

Affected vehicles

Buick Enclave2020
Cadillac XT52020
Cadillac XT62020
Chevrolet Blazer2020
Chevrolet Silverado 15002020
Chevrolet Silverado 25002020
Chevrolet Silverado 35002020
Chevrolet Traverse2020
GMC Acadia2020
GMC Sierra 15002020
GMC Sierra 25002020
GMC Sierra 35002020