Model year record

2021 GMC Sierra 1500

7 recall campaigns on file for this model year. 1,350 owner complaints on file.

Recalls

Recall campaignNHTSA 26V083000

Power train: automatic transmission: control module: software

Component
Power train: automatic transmission: control module: software
Manufacturer
General Motors, LLC
Vehicles affected
1,055
Reported to NHTSA
2026-02-12
Owners notified
2026-03-06

Defect description

General Motors, LLC is recalling certain 2020 Chevrolet Silverado 2500, 3500, GMC Sierra 2500, 3500, and 2020-2022 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles that may have been repaired incorrectly under recall 24V797. The transmission control valve may fail and cause the rear wheels to lock up.

Safety risk

Rear wheel lock up increases the risk of a crash.

Manufacturer remedy

Dealers will inspect the vehicles and update the transmission control software, free of charge. Owner notification letters were mailed March 6, 2026. Owners may contact GMC customer service at 1-800-462-8782 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N252516560. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on February 12, 2026.

Recall campaignNHTSA 25V274000

Engine and engine cooling: engine: hard parts internal/mechanical

Component
Engine and engine cooling: engine: hard parts internal/mechanical
Manufacturer
General Motors, LLC
Vehicles affected
597,571
Reported to NHTSA
2025-04-24
Owners notified
2025-06-18

Defect description

General Motors LLC (GM) is recalling certain 2021-2024 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles equipped with a 6.2L V8 gas engine. The connecting rod and/or crankshaft engine components may have manufacturing defects that can lead to engine damage and engine failure.

Safety risk

Engine failure increases the risk of a crash.

Manufacturer remedy

Dealers will inspect the engine, and as necessary, repair or replace the engine. For vehicles that pass inspection, dealers will add higher viscosity oil, install 6 oil fill cap, replace the oil filter, and update the owner's manual. Repairs will be performed free of charge. Owner notification letters were mailed June 18, 2025. Owners may contact Cadillac customer service at 1-800-333-4223, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GM's number for this recall is N252494000.

Recall campaignNHTSA 24V797000

Power train: automatic transmission: fluid/lubricant: valves/valve body

Component
Power train: automatic transmission: fluid/lubricant: valves/valve body
Manufacturer
General Motors, LLC
Vehicles affected
463,295
Reported to NHTSA
2024-10-24
Owners notified
2024-12-12

Defect description

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.

Safety risk

Rear wheel lock-up can increase the risk of a crash.

Manufacturer 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.

Recall campaignNHTSA 21V985000

Tires: temporary/emergency spare tire

Component
Tires: temporary/emergency spare tire
Manufacturer
General Motors, LLC
Vehicles affected
626
Reported to NHTSA
2021-12-16
Owners notified
2022-02-07

Defect description

General Motors (GM) is recalling certain 2019-2021 GMC Sierra 1500 and Silverado 1500 vehicles equipped with certain accessory road tires and a 17" spare tire. The 17" spare tire provided with the vehicle is not compatible for use with the accessory wheels, which can cause the anti-lock brake system (ABS) to not function properly under certain conditions.

Safety risk

An ABS system that does not function properly can increase the risk of a crash.

Manufacturer remedy

Dealers will provide a new 17" spare tire and wheel assembly that is compatible with the accessory wheels, free of charge. Dealers will also apply a new spare tire information label, and provide owners with an owner's manual insert clarifying which spare tire to use with the accessory road tires and with the 17" original tires. Owner notification letters were mailed February 7, 2022. Owners may contact GM customer service at 1-800-462-8782 or GMC customer service at 1-800-462-8782. GM's number for this recall is N212346510.

Recall campaignNHTSA 20V811000

Seat belts: critical fasteners

Component
Seat belts: critical fasteners
Manufacturer
General Motors, LLC
Vehicles affected
470
Reported to NHTSA
2020-12-23
Owners notified
2021-01-29

Defect description

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.

Safety 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.

Manufacturer 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.

Recall campaignNHTSA 20V792000

Seat belts: critical fasteners

Component
Seat belts: critical fasteners
Manufacturer
General Motors, LLC
Vehicles affected
624,216
Reported to NHTSA
2020-12-17
Owners notified
2021-01-26

Defect description

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.

Safety 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.

Manufacturer 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.

Recall campaignNHTSA 20V684000

Tires

Component
Tires
Manufacturer
General Motors LLC
Vehicles affected
7,516
Reported to NHTSA
2020-11-05
Owners notified
2020-12-17

Defect description

General Motors LLC (GM) is recalling certain 2020 Buick Enclave, Cadillac XT5, GMC Acadia and Chevrolet Traverse vehicles and 2020-2021 Chevrolet Silverado 1500, GMC Sierra 1500 vehicles. The vehicles may have been manufactured with Continental tires that were overcured.

Safety risk

Overcured tires may experience a carcass break in the sidewall resulting in a sudden air loss or could develop a belt edge separation which could lead to partial or full tread/belt loss. Either condition increases the risk of a crash.

Manufacturer remedy

GM will notify owners, and dealers will inspect vehicles and replace tires that have DOT number and production mold number combinations identified by Continental, free of charge. The recall began December 17, 2020. Owners may contact GMC customer service at 1-888-988-7267, Buick customer service at 1-866-608-8080, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-458-8006. GM's number for this recall is N202319030.

Owner complaints

A complaint is one person's report to a federal agency. It is not a finding.

ComponentComplaintsMedian mileage
Engine54463,000 mi
Power train25265,561 mi
Electrical system10657,000 mi
Engine and engine cooling9359,075 mi
Unknown or other71
Fuel/propulsion system602,500 mi
Steering4780,000 mi
Service brakes3121,000 mi
Vehicle speed control14
Suspension1238,000 mi
Visibility/wiper115,000 mi
Latches/locks/linkages941,000 mi
Structure: body9420 mi
Wheels9
Air bags83,400 mi
Lane departure: assist8100 mi
Lane departure: warning6
Forward collision avoidance: adaptive cruise control5
Latches/locks/linkages: tailgate: latch466,000 mi
Seat belts4
Structure430,000 mi
Tires418,700 mi
Back over prevention: rearview system braking3
Exterior lighting3
Forward collision avoidance: automatic emergency braking3
Forward collision avoidance: warnings3
Back over prevention: warnings2
Electrical system: integrated trailer brake control221,000 mi
Electrical system: wiring: fuses and circuit breakers263,000 mi
Engine and engine cooling: engine: crank/camshaft position sensor283,000 mi
Fuel system, gasoline257,000 mi
Latches/locks/linkages: trunk lid: latch263,315 mi
Power train: automatic transmission: internal: shaft: output289,000 mi
Service brakes, hydraulic277,000 mi
Back over prevention: sensing system: camera17,000 mi
Electrical system: instrument cluster/panel1100 mi
Electrical system: instrument panel: speedometer/odometer110,450 mi
Electrical system: wiring123,300 mi
Engine and engine cooling: cooling system: hoses/lines/piping/fittings110,000 mi
Fuel system, diesel1
Lane departure: blind spot detection1
Seats1700 mi
Structure: body: door145,000 mi
Structure: body: tailgate16,000 mi
Tires: pressure monitoring and regulating systems15,000 mi

The 2020 model has roughly the same number of complaints as this one. The 2022 model has roughly the same number of complaints as this one. These figures reflect raw complaint counts, not failure rates. Higher-selling model years naturally receive more complaints.

Open investigations

An investigation is not a recall. It indicates that NHTSA is currently evaluating an alleged defect but has not reached a final determination.

EA26005Loss of motive power due to engine failure post recall remedy

Engine

EA25007Loss of motive power due to engine failure

Engine and engine cooling: engine: hard parts internal/mechanical

Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.