2021 Gmc SIERRA 3500 Recalls
5 NHTSA recall campaigns on record for this model year.
🛡️ Your 2021 Gmc SIERRA 3500 has 5 recalls on record — compare extended warranty options
Get a Free Quote →5 Recall Campaigns — 2021 Gmc SIERRA 3500
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.
Water in the BPMV may cause an electrical short circuit and increase the risk of fire.
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.
General Motors, LLC (GM) is recalling certain 2019-2021 Chevrolet Silverado 1500 and GMC Sierra 1500, 2021 Chevrolet Suburban and Tahoe and GMC Yukon XL and 2020-2021 Chevrolet Silverado 2500 and 3500 and GMC Sierra 2500 and 3500 vehicles. The seat belt brackets may not be secured to the seat frame in the front-row center seating position.
If a seat-belt bracket is not secured, the seat belt may not properly restrain an occupant in the front-row center seat position, increasing the risk of injury in a crash.
GM will notify owners, and dealers will inspect left-side and right-side front-row center seat-belt bracket attachments and reassemble it correctly as necessary, free of charge. The recall began January 26, 2021. Owners may contact GMC customer service at 1-800-462-8782, Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N202314670.
General Motors, LLC (GM) is recalling certain 2020 Chevrolet Bolt EV and 2021 GMC Canyon and Sierra 1500, 2500 and 3500, Yukon, Yukon XL, Cadillac Escalade and Escalade ESV and Chevrolet Blazer, Camaro, Colorado, Equinox, Silverado 1500, 2500 and 3500, Suburban and Tahoe vehicles. Incorrect bolts may have been used at one or more fastening locations to secure the seat belts to the vehicle. If an incorrect bolt was used, the seat belt may not be properly attached to the vehicle.
If a seat belt assembly is not properly attached to the vehicle, the seat belt may not properly restrain an occupant in the event of a crash, increasing the risk of injury.
GM will notify owners, and dealers will replace the suspect bolts, free of charge. The recall began January 29, 2021. Owners may contact GMC customer service at 1-800-462-8785, Cadillac customer service at 1-800-458-8006, or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N202322230.
General Motors, LLC (GM) is recalling certain 2020-2024 Chevrolet Silverado 2500, 3500, GMC Sierra 2500 and 3500 vehicles equipped with power-unlatching tailgates. The tailgate's electronic gate-release switch may short circuit due to water intrusion, which can result in the tailgate inadvertently unlatching while the vehicle is in park.
An unlatched tailgate may open while driving and result in a loss of unsecured cargo, creating a road hazard and increasing the risk of a crash.
Owners are advised to check that the tailgate is closed and latched before driving. Dealers will replace the exterior touchpad switch assemblies, free of charge. Owner notification letters were mailed May 17, 2024. 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 N232426400.
General Motors, LLC (GM) is recalling certain 2020-2022 Chevrolet Silverado 1500, 2500, 3500, GMC Sierra 1500, 2500, 3500, 2021 Cadillac Escalade, Escalade ESV, Chevrolet Tahoe, Suburban, GMC Yukon, and Yukon XL vehicles equipped with diesel engines. The transmission control valve may fail and cause the rear wheels to lock-up.
Rear wheel lock-up can increase the risk of a crash.
Dealers will install new transmission control module software, free of charge. GM will provide a special coverage program to cover the repair of transmissions that are identified by the remedy software as containing a defective control valve. Owner notification letters were mailed December 12, 2024. Owners may contact GM customer service at 1-888-988-7267, Cadillac customer service at 1-800-458-8006, GMC customer service at GMC 1-800-462-8782 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N242454440.
Source: NHTSA.gov public recall database
Other Gmc SIERRA 3500 Model Years
About 2021 Gmc SIERRA 3500 Recalls
The 2021 Gmc SIERRA 3500 has 5 NHTSA safety recall campaigns on record. The affected components include SERVICE BRAKES HYDRAULIC, SEAT BELTS, LATCHESLOCKSLINKAGES, POWER TRAIN. All recall repairs are provided free of charge at any authorized Gmc dealership.
If you own a 2021 Gmc SIERRA 3500, you may have received a recall notice by mail from Gmc. If you purchased your vehicle used, the previous owner may have received the notice and you may not be aware of open recalls. Use our free VIN lookup to check your exact vehicle's recall status.
To get your 2021 Gmc SIERRA 3500 recall repaired, contact your nearest Gmc dealership with your recall campaign number. Federal law requires manufacturers to fix the defect at no cost, regardless of whether you're the original owner, your vehicle's mileage, or its age.
The Gmc SIERRA 3500 has a total of 69 recall campaigns across all model years. View all Gmc SIERRA 3500 recalls →
2021 Gmc SIERRA 3500 Recall FAQs
How many recalls does the 2021 Gmc SIERRA 3500 have?
The 2021 Gmc SIERRA 3500 has 5 NHTSA recall campaigns on record.
What parts are affected by the 2021 Gmc SIERRA 3500 recalls?
The 2021 Gmc SIERRA 3500 recalls affect the following components: SERVICE BRAKES HYDRAULIC, SEAT BELTS, LATCHESLOCKSLINKAGES, POWER TRAIN.
Are 2021 Gmc SIERRA 3500 recall repairs free?
Yes. Federal law requires all manufacturers to repair safety recall defects at no cost to the vehicle owner — regardless of mileage, age, or whether you are the original owner. Contact any authorized Gmc dealership with your recall campaign number.
How do I check if my 2021 Gmc SIERRA 3500 has an open recall?
Use our free VIN lookup on the RecallDetails.com homepage. Enter your 17-digit VIN and we'll show you every open recall campaign for your exact vehicle, including campaigns that may not appear in model-level data.