2021 Chevrolet Suburban | 2021 Cadillac Escalade Esv | 2021 Cadillac Escalade | 2021 Gmc Yukon | 2021 Chevrolet Tahoe | 2021 Gmc Yukon Xl | 2021 Chevrolet Corvette | 2021 Buick Envision | 2021 Cadillac Ct4 | 2021 Cadillac Ct5 — Air bags: srs malfunction warning lamp/light
Published June 4, 2021 · Recall initiated: June 10, 2021
Summary
NHTSA records recall 21V421000, published June 4, 2021 and initiated June 10, 2021. Recalling firm: General Motors, LLC; 2021 Chevrolet Suburban | 2021 Cadillac Escalade Esv | 2021 Cadillac Escalade | 2021 Gmc Yukon | 2021 Chevrolet Tahoe | 2021 Gmc Yukon Xl | 2021 Chevrolet Corvette | 2021 Buick Envision | 2021 Cadillac Ct4 | 2021 Cadillac Ct5 — Air bags: srs malfunction warning lamp/light.
What's the hazard
General Motors, LLC (GM) is recalling certain 2021 Buick Envision, Cadillac CT4, CT5, Escalade, Escalade ESV, Chevrolet Tahoe, Corvette, Suburban, GMC Yukon, Yukon XL vehicles. The communications gateway module incorrectly processes a loss of communication with the sensing diagnostic module (SDM), causing the air bag malfunction indicator light to inconsistently illuminate.
What to do
The communications gateway module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed on July 1, 2021. Owners may contact Buick customer service at 1-800-521-7300, Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GM's number for this recall is N212338110.
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Recall details
- Brand
- CHEVROLET
- Model
- SUBURBAN
- Manufacturer
- General Motors, LLC
- Lot
- 2021 CHEVROLET SUBURBAN | 2021 CADILLAC ESCALADE ESV | 2021 CADILLAC ESCALADE | 2021 GMC YUKON | 2021 CHEVROLET TAHOE | 2021 GMC YUKON XL | 2021 CHEVROLET CORVETTE | 2021 BUICK ENVISION | 2021 CADILLAC CT4 | 2021 CADILLAC CT5
- Risk classification
- V
- Country
- US
Related recalls
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- NHTSA2018 Chevrolet Silverado 1500 | 2019 Chevrolet Silverado 2500 | 2019 Chevrolet Silverado 3500 | 2018 GmcMay 21, 2026
- NHTSA2023 Chevrolet Malibu | 2025 Chevrolet Malibu | 2024 Chevrolet Malibu — Back over prevention: sensing system:April 2, 2026
- NHTSA2021 Sea-Doo Move I Extended 1500 — WheelsJune 4, 2021
- NHTSA2021 Cadillac Xt5 | 2021 Cadillac Xt6 | 2021 Gmc Acadia — Fuel system, gasoline: delivery: hoses,June 4, 2021
Questions about this recall
Was 2021 Chevrolet Suburban | 2021 Cadillac Escalade Esv | 2021 Cadillac Escalade | 2021 Gmc Yukon | 2021 Chevrolet Tahoe | 2021 Gmc Yukon Xl | 2021 Chevrolet Corvette | 2021 Buick Envision | 2021 Cadillac Ct4 | 2021 Cadillac Ct5 — Air bags: srs malfunction warning lamp/light recalled?
Yes. NHTSA published recall 21V421000 on June 4, 2021. Reported hazard: General Motors, LLC (GM) is recalling certain 2021 Buick Envision, Cadillac CT4, CT5, Escalade, Escalade ESV, Chevrolet Tahoe, Corvette, Suburban, GMC Yukon, Yukon XL vehicles. The communications gateway module incorrectly processes a loss of communication with the sensing diagnostic module (SDM), causing the air bag malfunction indicator light to inconsistently illuminate.
What should I do if I have this product?
The communications gateway module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed on July 1, 2021. Owners may contact Buick customer service at 1-800-521-7300, Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GM's number for this recall is N212338110.
How do I know if my unit is part of the recall?
Compare your product details with the notice. Brand: CHEVROLET. Model: SUBURBAN.