2021 Chevrolet Tahoe Problems, Recalls & Reliability

617 owner complaints sit in the federal file for the 2021 Chevrolet Tahoe, alongside 16 recall campaigns and 4 defect investigations. It scores 36/100 on the trouble index — a below-average year for this model. Engine leads the reports, typically around 59,000 miles.

617Complaints
36/100Trouble index
16Recalls
40,000Typical trouble mileage

Below average

Where 2021 sits among all Tahoe years

Darker = quieter yearsBrighter amber = more trouble

What owners report

Engine 170 complaints (28%) · typically ~59,000 miles
“2021 Chevy Tahoe RST. Bad lifter valve, warranty not wanting to cover replacement for new one.”— owner report to NHTSA, 2021 Tahoe
Fuel system 117 complaints (19%) · typically ~37,500 miles
“I was stranded and had to have my vehicle towed after the fuel pump control module failed.”— owner report to NHTSA, 2021 Tahoe
Transmission & drivetrain 84 complaints (14%) · typically ~57,500 miles
“Purchased vehicle 10/30/2024 with approximately 65,000 miles. 4 months later at 69,100 miles transmission failed and replaced.”— owner report to NHTSA, 2021 Tahoe
Electrical 69 complaints (11%) · typically ~38,500 miles
“Car stopped while in motion, engine shutdown and could not be put into neutral to move vehicle out of traffic. Car had to be towed away. Only 37 k miles. This is the Second time this has happened in traffic posing a major safety hazard. Fuel control module was what shut down the car while driving…”— owner report to NHTSA, 2021 Tahoe
Other 41 complaints (7%)
“My vehicle is a 2021 Chevrolet Tahoe with less than 90,000 miles and the catalytic converters have internally failed causing a $3000 complete replacement of that system in which they state should last a lifetime of the vehicle and it is not even five years old.”— owner report to NHTSA, 2021 Tahoe
Driver assistance 27 complaints (4%)
“Failed OTA Update to information center (Radio) has caused radio unit and screen to become inoperable. Blinkers do not sound when on, warning sounds when backup camera are in use no longer work, along with cross traffic warning due to this. It should be noted we did not consent to the OTA update,…”— owner report to NHTSA, 2021 Tahoe

Mileage when trouble shows up

Among the 125 reports that include an odometer reading, problems most often appear around 40,000 miles. Half of those reports fall between 11,400 and 69,000 miles — a useful range to weigh against the mileage of the exact car you're looking at.

Recalls (16)

FUEL SYSTEM, DIESEL 25V619000 2025

General Motors, LLC (GM) is recalling certain 2021 Cadillac Escalade, 2021, 2023-2024 Chevrolet Tahoe, and 2022 and 2024 GMC Yukon vehicles equipped with a 6-cylinder diesel engine. The original fuel tank may have been replaced with an incorrect fuel tank,…

Fix: Dealers will inspect for the correct fuel tank and replace it, if necessary, free of charge. Owner notification letters were mailed November 5, 2025. Owners may contact Cadillac customer service at…

ENGINE AND ENGINE COOLING 25V274000 2025

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…

Fix: 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…

POWER TRAIN 24V797000 2024

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…

Fix: 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…

EXTERIOR LIGHTING 22V827000 2022

General Motors, LLC (GM) is recalling certain 2021 Yukon, Yukon XL, Chevrolet Tahoe, Chevrolet Suburban, Cadillac Escalade, and Cadillac Escalade ESV vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these…

Fix: Dealers will provide an over-the-air (OTA) update for the Body Control Module software, free of charge. Owner notification letters were mailed December 15, 2022. Owners may contact GM customer…

SEAT BELTS 22V617000 2022

General Motors, LLC (M) is recalling certain 2021-2022 Cadillac Escalade, Escalade ESV, Chevrolet Suburban, Tahoe, GMC Yukon, and Yukon XL vehicles equipped with third-row seats. The rivet that retains the buckle to the mounting bracket in the left or right…

Fix: Dealers will inspect the rivet head formation on both the left and right side third-row seat belt buckle assemblies and replace seat belt buckle assemblies, as necessary, free of charge. Interim…

POWER TRAIN 22V036000 2022

General Motors, LLC (GM) is recalling certain 2021 GMC Yukon, Yukon XL, Cadillac Escalade, Escalade ESV, Chevrolet Suburban, and Chevrolet Tahoe vehicles. The rear wheel driveshaft assemblies may have internal components that were not heat-treated properly,…

Fix: Dealers will replace the left and/or right rear driveshaft assemblies, free of charge. Owner notification letters were mailed on March 14, 2022. Owners may contact Chevrolet customer service at…

FUEL SYSTEM, GASOLINE 21V739000 2021

General Motors, LLC (GM) is recalling certain 2021 Cadillac Escalade, Escalade ESV, Chevrolet Suburban, Tahoe, GMC Yukon, and Yukon XL vehicles. The fuel pump power control module may cause the fuel pump to fail or operate intermittently, which can interrupt…

Fix: Dealers will replace the fuel pump power control module, free of charge. Owner notification letters were mailed on October 14, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020;…

SERVICE BRAKES, HYDRAULIC 21V579000 2021

General Motors, LLC (GM) is recalling certain 2021 Chevrolet Tahoe and GMC Yukon vehicles. Dealer service technicians may have calibrated the brake system incorrectly, affecting Electronic Stability Control (ESC) , traction control, Anti-Lock Brake System…

Fix: Dealers will recalibrate the brake system control module, free of charge. Owner notification letters were mailed on August 27, 2021. Owners may contact Chevrolet customer service at 1-800-222-1202;…

STEERING 21V455000 2021

General Motors, LLC (GM) is recalling certain 2021 Cadillac Escalade, Escalade ESV, Chevrolet Suburban, Chevrolet Tahoe, GMC Yukon, and Yukon XL vehicles. A software issue may cause a loss of power steering assist at startup or while driving.

Fix: The power steering module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed July 13, 2021. Owners may contact…

AIR BAGS 21V421000 2021

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…

Fix: 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…

SEAT BELTS 21V210000 2021

General Motors, LLC (GM) is recalling certain 2021 Chevrolet Tahoe vehicles. The second-row center seat belt latch may be trapped beneath the trim bezel and therefore inaccessible. As such, these vehicles fail to comply with the requirements of Federal…

Fix: GM will notify owners, and dealers will remove the trim bezel, correctly position the seat belt latch plate, and reinstall the trim bezel, free of charge. The recall began April 14, 2021. Owners…

SEAT BELTS 21V190000 2021

General Motors, LLC (GM) is recalling certain 2021 Cadillac Escalade, Escalade ESV, GMC Yukon, Yukon XL, Chevrolet Suburban, and Tahoe vehicles with third-row seating. The third-row outboard seat belts may have been entrapped or misrouted behind the outboard…

Fix: GM will notify owners, and dealers will inspect the third-row outboard seat belts, replacing any damaged seat belts, and rerouting them if necessary, free of charge. The recall began on April 21,…

FUEL SYSTEM, GASOLINE 21V064000 2021

General Motors, LLC (GM) is recalling certain 2021 Chevrolet Tahoe and GMC Yukon vehicles. The fuel tank assemblies may be missing adhesive between two layers of the fuel tank shell which may result in a fuel leak.

Fix: GM will notify owners, and dealers will replace the fuel tank, free of charge. The recall began March 6, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020, and GMC customer…

SEAT BELTS 20V811000 2020

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,…

Fix: 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…

SEAT BELTS 20V792000 2020

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…

Fix: 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…

SEATS 20V735000 2020

General Motors LLC (GM) is recalling certain 2021 Chevrolet Suburban and Tahoe and GMC Yukon and Yukon XL vehicles. During general assembly, a repair involved removal of one or both front seats. The attachment bolts for the front seats may not have been…

Fix: GM will notify owners, and dealers will inspect the seat attachments for both front seats and install attachment bolts as needed, free of charge. The recall began December 21, 2020. Owners may…

Federal defect investigations

Still open as of the last data refresh. An investigation is not a recall; it may close with no action. All open investigations →

Loss of motive power due to engine failure post recall remedy RQ26001 opened January 16, 2026 · still open

Component: ENGINE

The Office of Defects Investigation (ODI) has received 36 Vehicle Owner Questionnaires (VOQs) alleging engine failure in vehicles subject to Recall 25V274. In each VOQ, the engine had the recall remedy completed prior to the reported failure incident. Recall 25V-274 addresses vehicles equipped with…

Model years named: 2021, 2022, 2023, 2024

Loss of motive power due to engine failure EA25007 opened October 23, 2025 · still open

Component: ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL

The Office of Defects Investigation (ODI) has received 1,157 reports of engine bearing failure failures in the L87 6.2L engine produced by General Motors (GM). Of the 1,157 reports received, 173 are outside of the scope of recall 25V-274. These engines are installed in Model Years (MY) 2019–2024…

Model years named: 2021, 2022, 2023, 2024

Loss of motive power due to engine failure PE25001 opened 2025, closed 2025

Led to recall campaign 25V274.

Air Bag Malfunction PE21010 opened 2021, closed 2023

Technical service bulletins

1,470 manufacturer communications — service bulletins, the biggest share on electrical and engine — are on file for the 2021 Chevrolet Tahoe. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

See the 2021 Tahoe TSB list →

Complaint history for this model year

When owners filed their reports — a long tail means problems kept surfacing for years.

2020peak 230 in 20252026

Questions buyers ask

Is the 2021 Chevrolet Tahoe reliable?

The 2021 Chevrolet Tahoe drew 617 complaints in federal safety records — a below-average year for this model. Its trouble index is 36/100, scored against the model's worst year (2007).

What are the most common 2021 Chevrolet Tahoe problems?

The top reported problems for the 2021 Chevrolet Tahoe are engine (170 complaints), fuel system (117), and transmission & drivetrain (84).

At what mileage do 2021 Chevrolet Tahoe problems show up?

Owners most often report 2021 Chevrolet Tahoe problems around 40,000 miles. Half of all reports that include an odometer reading fall between 11,400 and 69,000 miles.

Does the 2021 Chevrolet Tahoe have recalls?

16 recall campaigns apply to the 2021 Chevrolet Tahoe. Recall repairs are free at any franchised dealer.

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Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.