Recall 20V446000: 2020 GMC Sierra 1500 and 11 other models
- Report received
- Jul 30, 2020
- Manufacturer
- General Motors LLC
- Potentially affected
- 769vehicles
- Model years
- 2020
Check your own vehicle. A recall applies only to vehicles within the affected build range. Enter your VIN at nhtsa.gov/recalls. Recall repairs are free at a franchised dealer.
What NHTSA recorded
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.
Possible consequence
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.
Affected model years
Pages for each model year show complaints, parts, mileage and other recalls.
- 2020 Buick Enclave61 complaints
- 2020 Cadillac XT523 complaints
- 2020 Cadillac XT638 complaints
- 2020 Chevrolet Blazer224 complaints
- 2020 Chevrolet Silverado 1500748 complaints
- 2020 Chevrolet Silverado 2500109 complaints
- 2020 Chevrolet Silverado 350042 complaints
- 2020 Chevrolet Traverse234 complaints
- 2020 GMC Acadia106 complaints
- 2020 GMC Sierra 1500483 complaints
- 2020 GMC Sierra 250079 complaints
- 2020 GMC Sierra 350051 complaints
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.