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NHTSA campaign 20V446000 · Manufacturer campaign N202305380

General Motors LLC Recall 20V-446: Roof Rail Air Bag May Not Deploy

NHTSA recall 20V446000 (Manufacturer campaign N202305380) was reported by General Motors LLC on July 30, 2020, with 769 vehicles potentially affected (per NHTSA). NHTSA's record lists the Buick Enclave, Cadillac XT5, Cadillac XT6 and more for the 2020 model year. Owners were notified on September 3, 2020, per NHTSA.

Updated daily from NHTSA's recall files

Is my vehicle included?

This page lists, by model year, the vehicles NHTSA's recall record names for campaign 20V446000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.

To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.

Free VIN check: decode a VIN to see its year, make and model.

Key facts

NHTSA campaign
20V446000 (also written 20V-446 or 20V446)
Filed by
General Motors LLC
Manufacturer campaign number
N202305380
Report received
Potentially affected
769 vehicles (per NHTSA)
Component
Air Bags — Side/Window — Curtain — Inflator
Owners notified

Repair completion: 92.58% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)

NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.

Vehicles listed for this recall

NHTSA's recall record lists these vehicles for recall 20V446000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.

Buick

All Buick recalls

Cadillac

All Cadillac recalls

Chevrolet

  • Chevrolet Blazer

  • Chevrolet Silverado 1500

  • Chevrolet Silverado 2500

  • Chevrolet Silverado 3500

  • Chevrolet Traverse

All Chevrolet recalls

GMC

All GMC recalls

NHTSA's recall notice

As NHTSA's recall record states it for campaign 20V446000.

Defect description

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.

Safety consequence

If the diffuser separates from the inflator during deployment, RRAB performance may be degraded, increasing the risk of injury in a crash.

Manufacturer 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.

Sources

Official NHTSA notice for recall 20V446000

Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.