answer
What this official recall record says
NHTSA campaign 21V421000 was received on 2021-06-10 and is associated with 10 source rows covering 5 listed vehicle applications. The manufacturer shown in the record is General Motors, LLC.
- applications
- 5
- campaign number
- 21V421000
- potential units
- 285,622
- manufacturer campaign number
- N212338110
SOURCES
- NHTSA recall 21V421000National Highway Traffic Safety Administration · primary source
safety
What the owner should do next
Check the VIN in the official recall lookup. If the campaign applies, contact an authorized dealer about the remedy; recall remedies are normally handled through the manufacturer program. If warning signs or unsafe operation are present, stop driving and arrange safe transport.
- do not drive
- No
- park outside
- No
- vin check required
- Yes
- recommended channel
- dealer
SOURCES
- NHTSA VIN recall lookupNational Highway Traffic Safety Administration · primary source
causes
Defect described in the recall record
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.
- campaign number
- 21V421000
- official record
- NHTSA recall
safety
Safety consequence in the official record
The air bag malfunction indicator light may fail to warn the driver of a problem with the air bag, increasing the risk of injury.
- do not drive
- No
- park outside
- No
repair options
Official remedy
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.
- vin applicability required
- Yes
- dealer confirmation required
- Yes
applicability
Vehicle applications listed for this campaign
The normalized NHTSA rows contain 5 applications across 2 makes and 5 model labels. This list describes campaign records, not confirmation that an individual VIN is open or unrepaired.
- listed application count
- 5
components
- AIR BAGS:SRS MALFUNCTION WARNING LAMP/LIGHT
- ELECTRICAL SYSTEM:SOFTWARE
applications
- CADILLAC
- CADILLAC
- CHEVROLET
- CHEVROLET
- CHEVROLET
SOURCES
- NHTSA recall datasets and APIsNational Highway Traffic Safety Administration · primary source
methodology
Limits of this database record
Campaign applicability and remedy completion are VIN-specific and can change. This page summarizes the official campaign record; it does not inspect the vehicle, determine whether a symptom is caused by the recalled defect, or replace current instructions from NHTSA or the manufacturer.
- source rows
- 10
- vin check required
- Yes
- individual vehicle verified
- No