OFFICIAL CAMPAIGN FILE
NHTSA campaign 21V758000
NHTSA campaign 21V758000 covers 8 published year-and-model reports from 2 makes in this index and lists 3,241 potentially affected units campaign-wide. VIN eligibility must be checked separately.
Report received September 29, 2021 · Snapshot September 21, 2026
NHTSA records include a Park Outside advisory for at least one campaign associated with campaign 21V758000. Open the campaign and verify the VIN before operating or parking the vehicle.
01 / DEFECT RECORD
What NHTSA campaign 21V758000 says
Defect summary
General Motors, LLC (GM) is recalling certain 2021-2022 Chevrolet Silverado 2500, Silverado 3500, GMC Sierra 2500, and Sierra 3500 vehicles with electronic brake control modules (EBCM) replaced during vehicle assembly. The bolts that attach the brake pressure modulator valve (BPMV) assembly may not be properly tightened, which could fail to seal the two sub-assemblies and allow water intrusion.
Consequence summary
Water in the BPMV may cause an electrical short circuit and increase the risk of fire.
02 / CORRECTIVE ACTION
Remedy for NHTSA campaign 21V758000
Owners are advised to park outside and away from other structures until the recall repair is completed. Dealers will replace the BPMV assembly, free of charge. Owner notification letters were mailed on October 20, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for this recall is N212349181.
- Owner notification
- October 20, 2021
- Filing manufacturer
- General Motors, LLC
- Component groups
- SERVICE BRAKES, HYDRAULIC
03 / PUBLISHED VEHICLES