Representative 2020 model. Photo: Kevauto, Wikimedia Commons, CC BY-SA 4.0

Recalls & complaints · NHTSA data

2021 GMC Sierra 2500 recalls

Every recall campaign and owner complaint NHTSA has on file for the 2021 model year. Not every vehicle is affected by every campaign: check a specific car by VIN below.

Recall campaigns: 6
Park-it warnings: 1
Complaints: 52
Latest campaign: Oct 24, 2024

Recall summary by component6

NHTSA Recalls API · cached ≤24 h

Component	Campaigns	Park‑it	Latest	Campaign IDs
Seat belts	2	–	Dec 23, 2020	20V811000 20V792000
Power train	1	–	Oct 24, 2024	24V797000
Latches/locks/linkages	1	–	Feb 1, 2024	24V060000
Service brakes, hydraulic	1	1	Sep 29, 2021	21V758000
Tires	1	–	Jul 29, 2021	21V578000

Safety recalls6

NHTSA Recalls API · cached ≤24 h

1Park-it warnings

0Fixable over the air

Oct 24, 2024Latest campaign


Oct 24, 202424V797000	Power train: automatic transmission control module Rear wheel lock-up can increase the risk of a crash. DetailsHide details for campaign 24V797000 What's wrong 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. Risk Rear wheel lock-up can increase the risk of a crash. Remedy 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. Campaign NHTSA 24V797000 · Oct 24, 2024
Feb 1, 202424V060000	Latches/locks/linkages: tailgate latch 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. DetailsHide details for campaign 24V060000 What's wrong 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. Risk 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. Remedy 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. Campaign NHTSA 24V060000 · Feb 1, 2024
Sep 29, 202121V758000	Service brakes, hydraulic: power assist electric Water in the BPMV may cause an electrical short circuit and increase the risk of fire. Park outside, away from structures DetailsHide details for campaign 21V758000 What's wrong 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. Risk Water in the BPMV may cause an electrical short circuit and increase the risk of fire. Remedy 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. Campaign NHTSA 21V758000 · Sep 29, 2021
Jul 29, 202121V578000	Tires: temporary/emergency spare tire An ABS system that cannot control the rear wheels independently increases the risk of a crash. DetailsHide details for campaign 21V578000 What's wrong General Motors, LLC. (GM) is recalling certain 2020-2021 Chevrolet Silverado 2500 and GMC Sierra 2500 vehicles equipped with a 17" spare tire (RPO ZHQ or ZXT) and either the 20" accessory road tire (RPO REM) or the 18" accessory road tire (RPO Q2V). Operating the spare tire with other 20" or 18" tires can prevent the Anti-Lock Braking System (ABS) from engaging. Risk An ABS system that cannot control the rear wheels independently increases the risk of a crash. Remedy Dealers will provide the appropriate spare tire and apply a new spare tire information label, free of charge. Owner notification letters were mailed on October 18, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020; GMC customer service at 1-800-462-8782. GM's number for this recall is N212329780. Campaign NHTSA 21V578000 · Jul 29, 2021
Dec 23, 202020V811000	Seat belts 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… DetailsHide details for campaign 20V811000 What's wrong 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. Risk 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. Remedy 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. Campaign NHTSA 20V811000 · Dec 23, 2020
Dec 17, 202020V792000	Seat belts 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… DetailsHide details for campaign 20V792000 What's wrong 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. Risk 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. Remedy 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. Campaign NHTSA 20V792000 · Dec 17, 2020

To see whether a recall is still open on your car, enter the VIN at nhtsa.gov/recalls or the GMC recall lookup. Recall repairs are free at a franchised dealer (federal law; see limits).

Buying a used 2021 GMC Sierra 2500? Recalls cover the model; a history report checks one car's title, odometer and accident records. VinAudit history report → Sponsored · disclosure

Owner complaints by component52

NHTSA Complaints API · cached ≤24 h

52Complaints filed

4Involving a crash

1Involving a fire

1Injuries reported

Component	Complaints	%	Crashes	Fires	Injuries
Power train	13	25	1	0	1
Exterior lighting	9	17	0	0	0
Engine	8	15	0	0	0
Service brakes	6	12	0	0	0
Electrical system	6	12	1	0	0
Structure	5	10	1	1	0
Latches/locks/linkages	4	8	0	0	0
Unknown or other	3	6	1	1	0
Forward collision avoidance	3	6	1	0	0
Fuel/propulsion system	2	4	0	0	0
Air bags	2	4	1	1	0
Lane departure	1	2	0	0	0
Parking brake	1	2	0	0	0
Seat belts	1	2	0	0	0
Tires	1	2	0	0	0

1 more component with fewer complaints not shown. An owner can tag several components, so percentages add up to more than 100. Complaints are unverified owner reports, de-duplicated by NHTSA ODI number.

Latest reports

Power train
“The contact owns a 2021 GMC Sierra 2500. The contact stated that while driving at an undisclosed speed, the transmission unexpectedly shifted out of first gear and the vehicle failed to accelerate as needed.”
Filed 10/02/2026 · ODI 11768450
Service brakes
“The left rear internal "top-hat" parking brake shoes suffered a total manufacturing bonding failure, causing the friction lining to completely delaminate and detach from the metal backing plates inside the rotor hub.”
Filed 08/05/2026 · ODI 11755097
Fuel/propulsion system
“After finishing a long drive south, I shut the engine off and a yellow engine code popped on. I connected my computer to it and revealed a P129F code (fuel pump control module).”
Filed 07/30/2026 · ODI 11753689

Other GMC Sierra 2500 model years

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Other GMC models

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2021 GMC Sierra 2500 recall questions

How many recalls does the 2021 GMC Sierra 2500 have?

NHTSA lists 6 safety recall campaigns for the 2021 GMC Sierra 2500. The most recent, 24V797000 (reported October 24, 2024), concerns power train. 1 campaign carries a park-it or park-outside warning. Not every vehicle is covered by every campaign; check a specific car by VIN.

What are the 2021 GMC Sierra 2500 recalls for?

The largest group is seat belts, with 2 campaigns. Others: power train (1), latches/locks/linkages (1), service brakes, hydraulic (1). Each campaign below lists the defect, the risk and the free remedy.

What is the most common complaint about the 2021 GMC Sierra 2500?

Power train is the most-reported component, named in 13 complaints out of 52 filed with NHTSA (25%). Across all complaints, owners reported 4 crashs and 1 fire. Complaints are unverified owner reports.

How do I check if a recall is open on my 2021 GMC Sierra 2500?

Enter the 17-character VIN at nhtsa.gov/recalls or the GMC recall lookup. That shows campaigns still unrepaired on that exact car. Safety recall repairs are free at a franchised GMC dealer.

Check a specific GMC by VIN

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