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NHTSA campaign21V421000

Recall 21V421000: Air Bags

Reported Jun 10, 2021General Motors, LLC4 catalog makes

Component recorded by NHTSA

Air Bags › Srs Malfunction Warning Lamp / Light

Campaign summary

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.

Consequence

The air bag malfunction indicator light may fail to warn the driver of a problem with the air bag, increasing the risk of injury.

Remedy in the source record

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.

Confirm current remedy eligibility, parts availability, and completion status with NHTSA, the manufacturer, or an authorized dealer.

Catalog coverage

Vehicle pages represented here

10 pages

This list reflects vehicle pages in MyRecallCheck, not necessarily the campaign's full affected population or every affected product. Use the official VIN lookup for applicability.

YearMakeModel
2021BuickEnvision
2021CadillacCT4
2021CadillacCT5
2021CadillacEscalade Esv
2021CadillacEscalade
2021ChevroletCorvette
2021ChevroletSuburban
2021ChevroletTahoe
2021GMCYukon Xl
2021GMCYukon

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