The 2021 Toyota Sequoia is a full-size, body-on-frame SUV built for families and drivers who need serious towing, true 3-row space, and long-haul durability. It sits near the top of the traditional SUV market as a rugged alternative to newer, car-based crossovers, with an emphasis on strength and proven mechanicals over cutting-edge tech. For 2021, the Sequoia remains part of the second-generation model introduced for 2008, meaning the design is well-known and well-sorted, but not the most modern in fuel economy or infotainment. It’s ideal for owners who prioritize reliability, V8 power, and room for people and gear.

1) 5.7L i-FORCE V8 (standard): The 2021 Sequoia comes with a 5.7-liter V8 producing 381 horsepower and 401 lb-ft of torque, paired with a 6-speed automatic transmission. There are no other engine options for 2021, which simplifies ownership and maintenance. 2) Strong towing capability: Properly equipped, the 2021 Sequoia can tow up to about 7,400 pounds, making it a solid pick for boats, campers, and trailers. 3) Seating for up to 8: Three-row seating with available captain’s chairs in the second row allows family-friendly flexibility, and the cabin is known for a comfortable driving position and long-distance comfort. 4) Available 4WD with low range: Drivers in snow states or those who head off pavement can opt for 4WD, adding traction and capability that many crossovers can’t match. 5) Proven body-on-frame platform: The Sequoia shares its rugged underpinnings with other Toyota trucks/SUVs, a key reason many shoppers search “2021 Toyota Sequoia reliability” when comparing large SUVs.

Overall, 2021 Toyota Sequoia reliability is widely considered a strong point thanks to the proven 5.7L V8 and traditional SUV construction. That said, owners do report some common issues to watch for: 1) Secondary Air Injection system faults (check engine light): Some Sequoias with the 5.7L V8 can develop air injection pump/valve problems that trigger a check engine light and limp mode in certain scenarios. This may show up anywhere from 60,000–120,000 miles depending on usage and climate, and repairs can be costly if multiple components are involved. 2) Suspension wear and ride noises: On a heavy full-size SUV, front-end components like lower ball joints, tie rods, and sway bar links/bushings can wear, leading to clunks over bumps or steering play, often around 70,000–120,000 miles. This is more common if the vehicle tows frequently or sees rough roads. 3) Brake wear and vibration: The Sequoia’s size means it can go through pads and rotors faster than smaller SUVs, especially with towing or mountain driving. Some owners report brake shudder from warped rotors, which can occur in the 30,000–60,000 mile range depending on driving habits and parts quality. 4) Aging tech and infotainment quirks: While not a “failure,” a frequent 2021 Toyota Sequoia common issues complaint is that the infotainment and driver-assist tech feel dated compared to rivals. Occasional Bluetooth pairing hiccups or slower interface response can pop up, though these are usually minor.