KnownCarProblemsHome › Chevrolet › Tahoe › 2021
2021 Chevrolet Tahoe Problems and Recalls
Owners filed 457 complaints with NHTSA about the 2021 Chevrolet Tahoe, most often about the engine (41% of complaints, typically around 59,000 miles). It is 7th of 27 Tahoe model years by number of complaints and has 16 recalls.
Most common 2021 Chevrolet Tahoe problems
Engine
185 complaints · 41%Half of these problems showed up before 59,000 miles.
The contact owns a 2021 Chevrolet Tahoe. The contact stated that upon coming to a complete stop, the vehicle suddenly jolted forward independently. The vehicle returned to normal functionality, but the failure became a regular occurrence. No warning lights were illuminated. The vehicle was taken to the dealer, who…
The contact owns a 2021 Chevrolet Tahoe. The contact stated that while driving at approximately 40 MPH and accelerating to merge onto a highway, the check engine warning light started flashing. Additionally, the contact stated that there was an abnormal clunking sound coming from underneath the floorboard and coming…
Fuel system
118 complaints · 26%Half of these problems showed up before 38,000 miles. Parts named most often: delivery.
The contact owns a 2021 Chevrolet Tahoe. The contact stated that while driving 35â40 MPH, the vehicle abruptly shut off. The contact continued to pump the brake pedal to alert oncoming traffic. There were no warning lights illuminated. The contact called the police, and the vehicle was towed to an impound lot. The…
The contact owns a 2021 Chevrolet Tahoe. The contact stated while driving 20 MPH, the vehicle inadvertently lost motive power. The contact was able to pull to the shoulder of the roadway, where the vehicle failed to restart. No warning lights were illuminated. The vehicle was towed to the dealer, who diagnosed a…
Transmission
90 complaints · 20%Half of these problems showed up before 62,000 miles. Parts named most often: automatic transmission.
The contact owns a 2021 Chevrolet Tahoe. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The vehicle lost motive power, and the transmission slammed into gear, and it felt like the vehicle was rear-ended. No…
The contact owns a 2021 Chevrolet Tahoe. The contact stated that while his wife was driving 45 MPH, the vehicle hesitated. In addition, while attempting to shift the into drive, the gear shifter failed to respond as needed. The check engine warning light was illuminated. The contact stated that the dealer was…
Electrical
56 complaints · 12%Half of these problems showed up before 37,000 miles. Parts named most often: instrument cluster/panel.
The contact owns a 2021 Chevrolet Tahoe. The contact stated that the vehicle failed to start and was towed to the local dealer, who diagnosed that the fuel pump module was faulty and needed to be replaced. The fuel pump module was replaced, and the vehicle was repaired. After retrieving the vehicle, the message "key…
The contact owns a 2021 Chevrolet Tahoe. The contact stated while driving at an undisclosed speed at night, the instrument cluster went blank. The contact called the local dealer, but the vehicle was not diagnosed or repaired. The manufacturer was contacted, but no assistance was provided. The failure mileage was…
Other or unspecified
41 complaints · 9%I've been receiving this message "service safety restraint system" since october 26, 2020. Surprised that I keep receiving this message and I've had this vehicle for 3 weeks brand new. Unsure as to what is causing the problem and currently seeking resolution of this.
Vehicle will not start. Only 6900 miles. Battery fine, lights and radio work, windows and tailgate work. Car turns over, but just won't start. Read manual, did everything suggested. Clearly an electronic error. And, because vehicle could not be started, it could not be put in neutral. Tow driver had to drag car across…
Air bags
27 complaints · 6%Half of these problems showed up before 37,000 miles. Parts named most often: srs malfunction warning lamp/light.
The contact owns a 2021 Chevrolet Tahoe. The contact stated that while driving at an undisclosed speed, the "service safety restraint" message was displayed. The vehicle was taken to the dealer, where it was diagnosed that an unknown part needed to be replaced. The dealer confirmed that the air bags would not deploy…
The contact owns a 2021 Chevrolet Tahoe. The contact stated while operating the vehicle, the "service safety restraint" massage was displayed. The vehicle was taken to the local dealer who diagnosed the vehicle and determined that the front driver's side seat interior air bag connector was faulty and needed to be…
Driver assistance
24 complaints · 5%Half of these problems showed up before 10,000 miles. Parts named most often: warnings, adaptive cruise control, automatic emergency braking, warning.
The contact owns a 2021 Chevrolet Tahoe. The contact stated while driving 65 MPH, the vehicle experienced phantom braking and stopped suddenly. The adaptive cruise control warning light was illuminated. The contact stated that after several minutes the vehicle started operating normally. The vehicle was taken to the…
The contact owns a 2021 Chevrolet Tahoe. The contact stated that after coming to a stop, upon depressing the accelerator, the vehicle experienced phantom braking. The contact stated that the forward collision avoidance warning light illuminated, and the vehicle inadvertently stopped with no vehicles or objects nearby.…
Brakes
20 complaints · 4%Parts named most often: foundation components.
The contact owns a 2021 Chevrolet Tahoe. The contact stated that while driving approximately 30 MPH, the driver experienced a medical emergency. During the incident, the pre collision warning system malfunctioned and did not activate causing the vehicle to crash into a steel transformer. During the crash the driver…
The contact owns a 2021 Chevrolet Tahoe. The contact stated while driving at an undisclosed speed, the brake pedal was depressed; however, the brakes failed to function as intended. In addition, the contact noticed a grinding sound and several unknown warning lights illuminated. The vehicle was taken to the dealer…
Complaints are owner reports to NHTSA, not verified defects. One complaint can name several components, so shares add up to more than 100%.
2021 Chevrolet Tahoe recalls
Fuel system: tank assembly
Risk: A fuel leak in the presence of an ignition source increases the risk of a vehicle fire.
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 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 n252512770. Vehicle identification numbers (vins) involved in this recall became searchable on NHTSA.gov on september 18, 2025.
Full defect summary
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, which can allow fuel to leak in a rollover crash.
Engine: hard parts internal/mechanical
Risk: Engine failure increases the risk of a crash.
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 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.
Full defect summary
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.
Transmission: valves/valve body
Risk: Rear wheel lock-up can increase the risk of a crash.
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 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.
Full defect summary
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.
Lights: software
Risk: Daytime running lights that do not deactivate as intended may cause a glare, reducing visibility and increasing the risk of a crash.
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 service at 1-888-988-7267, chevrolet customer service at 1-800-222-1020, or cadillac customer service at 1-800-458-8006. Gm's number for this recall is n222382220.
Full defect summary
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 vehicles fail to comply with the requirements of federal motor vehicle safety standard number 108, "lamps, reflective devices, and associated equipment."
Seat belts: critical fasteners
Risk: A seat belt with a deformed rivet may not properly restrain an occupant, increasing the risk of injury during a crash.
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 owner notification letters informing owners of the safety risk were mailed september 28, 2022. Owner notification letters were mailed on november 1, 2022. Owners may contact chevrolet customer service at 1-800-222-1020; cadillac customer service at 1-800-458-8006; and gmc customer service at 1-800-462-8782. Gm's number for this recall is n222372380.
Full defect summary
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 side third-row seat belt buckle assembly may have been improperly formed.
Transmission: driveshaft
Risk: Driveshaft failure can cause a sudden loss of drive power, increasing the risk of a crash.
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 1-800-222-1020; cadillac customer service at 1-800-458-8006 or gmc customer service at 1-800-462-8782. Gm's number for this recall is n212351030.
Full defect summary
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, possibly resulting in driveshaft failure.
Fuel system: control/drive module
Risk: An engine stall increases the risk of a crash.
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; cadillac customer service at 1-800-458-8006; or gmc customer service at 1-800-462-8782. Gm's number for this recall is n212332040.
Full defect summary
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 fuel flow to the engine, and cause an unexpected engine stall.
Brakes: software
Risk: Overall braking performance may be compromised, increasing the risk of a crash.
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; gmc customer service at 1-800-462-8782. Gm's number for this recall is n212340970.
Full defect summary
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 (ABS), and braking while towing a trailer.
Steering: steering control module
Risk: Increased steering effort, particularly at lower speeds, increases the risk of a crash.
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 chevrolet customer service at 1-800-222-1020; cadillac customer service at 1-800-458-8006; or gmc customer service at 1-800-462-8782. Gm's number for this recall is n212333900.
Full defect summary
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.
Air bags: srs malfunction warning lamp/light
Risk: The air bag malfunction indicator light may fail to warn the driver of a problem with the air bag, increasing the risk of injury.
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 contact buick customer service at 1-800-521-7300, cadillac customer service at 1-800-458-8006, chevrolet customer service at 1-800-222-1020, or gmc customer service at 1-800-462-8782. Gm's number for this recall is n212338110.
Full defect summary
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 with the sensing diagnostic module (sdm), causing the air bag malfunction indicator light to inconsistently illuminate.
Seat belts: rear/other
Risk: A passenger in the second-row center will be unable to wear a seat belt, increasing the risk of injury in the event of a crash.
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 may contact chevrolet customer service at 1-800-222-1020. Gm's number for this recall is n212329320.
Full defect summary
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 motor vehicle safety standard number 208. "occupant crash protection."
Seat belts: rear/other
Risk: A damaged seat belt can break during a crash, increasing the risk of injury to the occupant.
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, 2021. Owners may contact chevrolet customer service at 1-800-222-1020, gmc customer service at 1-800-462-8782, and cadillac customer service at 1-800-458-8006. Gm's number for this recall is n202313000.
Full defect summary
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 seat-folding mechanism, which could result in damaged seat belts.
Fuel system: tank assembly
Risk: A fuel leak in the presence of an ignition source increases the risk of a fire.
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 service at 1-800-462-8782. Gm's number for this recall is n212327720.
Full defect summary
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.
Seat belts: critical fasteners
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.
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 service at 1-800-458-8006, or chevrolet customer service at 1-800-222-1020. Gm's number for this recall is n202322230.
Full defect summary
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.
Seat belts: critical fasteners
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.
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 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.
Full defect summary
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.
Seats: critical fasteners
Risk: If an occupied front seat has loose or missing attachment bolts, it may move during a crash, increasing the risk of injury to the seated occupant.
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 contact chevrolet customer service at 1-800-222-1020, and gmc customer service at 1-888-988-7267. Gm's number for this recall is n202312720.
Full defect summary
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 properly reinstalled after the repair was completed.
Recall repairs are free at any franchised dealer. Enter your VIN at nhtsa.gov/recalls to see which recalls are still open on your car.
NHTSA defect investigations
Loss of motive power due to engine failure post recall remedy
Summary
On january 16, 2026, the office of defects investigation (odi) opened recall query rq26001.â this investigation was opened to assess the remedy effectiveness of recall 25v-274. Odi has received complaints alleging engine failure in vehicles after the recall remedy had been completed, whether that remedy involved an oil viscosity change or a complete engine replacement. General motors (gm) issued recall 25v-274 to address concerns of engine failure in the l87 engines produced between march 1, 2021 and may 31, 2024. Gm cited the root cause as a supplier manufacturing and quality issue. Gmâs recall remedy for recall 25v-274 consisted of two different repairs, either an oil viscosity change or
Loss of motive power due to engine failure post recall remedy
Summary
On january 16, 2026, the office of defects investigation (odi) opened recall query rq26001.â this investigation was opened to assess the remedy effectiveness of recall 25v-274. Odi has received complaints alleging engine failure in vehicles after the recall remedy had been completed, whether that remedy involved an oil viscosity change or a complete engine replacement. General motors (gm) issued recall 25v-274 to address concerns of engine failure in the l87 engines produced between march 1, 2021 and may 31, 2024. Gm cited the root cause as a supplier manufacturing and quality issue. Gmâs recall remedy for recall 25v-274 consisted of two different repairs, either an oil viscosity change or
Loss of motive power due to engine failure
Summary
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) 2019â2024 chevrolet silverado 1500 and gmc sierra 1500, and 2021-2024my chevrolet suburban and tahoe, gmc yukon/yukon xl, and cadillac escalade/escalade esv vehicles. The subject engine failures were investigated as part of a preliminary evaluation (pe25001).â gm determined that these engine failures were due to multiple supplier manufacturing and quality issues. Gm issued recall 25v-274 to address the suppl
Loss of motive power due to engine failure
Summary
On january 16, 2025, the office of defects investigation (odi) opened preliminary evaluation pe25001 after receiving complaints and field reports concerning engine failures in my2019-2024 gmâs full-size truck and SUV t1xx platform equipped with the l87 6.2l v8 engine. These complainants alleged engine bearing failures resulting in knocking and growling noises from the engineâs bottom end and in some cases more severe consequences such as broken connecting rods leading to engine damage, or engine failure. If the engine fails during vehicle operation, the vehicle will lose propulsion, increasing the risk of a crash. On april 24, 2025, gm issued recall 25v-274 to address the concern with l8
Air bag malfunction
Summary
On april 9, 2021, the office of defects investigations (odi) opened pe21-010 to investigate instances of air bag malfunction indicator light (mil) illumination and potential for frontal air bag non-deployment in several vehicles manufactured by general motors (gm). The vehicles included model year (my) 2020 through 2021 ct4 and ct5 passenger cars, sierra and silverado trucks (1500/2500/3500 models), xt4 and my 2021 escalade, suburban, tahoe, yukon suvs.technical service bulletin (tsb) 21-na-005, issued in march 2021, addresses air bag mil illumination with diagnostic trouble codes (dtcs) b0001-1b or b0012-0d. It cites rust particles in the connection terminal interface of the driver air bag
Questions about the 2021 Chevrolet Tahoe
- What are the most common problems with the 2021 Chevrolet Tahoe?
- By NHTSA owner complaints: engine (185 complaints, typically around 59,000 miles); fuel system (118 complaints, typically around 38,000 miles); transmission (90 complaints, typically around 62,000 miles).
- How many recalls does the 2021 Chevrolet Tahoe have?
- 16 recalls listed by NHTSA, the latest from September 18, 2025 (fuel system). Check your VIN at nhtsa.gov/recalls to see which ones are still open on your car.
- Is the 2021 a bad year for the Chevrolet Tahoe?
- It is 7th of 27 Tahoe model years by number of complaints, with 457 complaints. Complaint counts are not adjusted for how many cars were sold, so popular years collect more of them, and the newest years have had less time to.