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The Sequoia’s driver alert monitor detects an inattentive driver then sounds a warning and suggests a break. According to the NHTSA, drivers who fall asleep cause about 100,000 crashes and 1500 deaths a year. The Yukon XL doesn’t offer a driver alert monitor.
Both the Sequoia and the Yukon XL have standard driver and passenger frontal airbags, front side-impact airbags, side-impact head airbags, front seatbelt pretensioners, height adjustable front shoulder belts, plastic fuel tanks, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, daytime running lights, rearview cameras and available four-wheel drive.
The Sequoia’s corrosion warranty is unlimited miles longer than the Yukon XL’s (unlimited vs. 100,000 miles).
Toyota pays for scheduled maintenance on the Sequoia for 2 years and 25000 miles. Toyota will pay for oil changes, lubrication and any other required maintenance. GMC only pays for the first scheduled maintenance visit on the Yukon XL.
For smoother operation, better efficiency and fewer moving parts, the Sequoia has an overhead cam design, rather than the old pushrod design of the engines in the Yukon XL.
To reliably power the ignition and other systems and to recharge the battery, the Sequoia has a standard 180-amp alternator. The Yukon XL’s standard 150-amp alternator and largest (6.2 V8) 170-amp alternator aren’t as powerful.
A reliable vehicle saves its owner time, money and trouble. Nobody wants to be stranded or have to be without a vehicle while it’s being repaired. Consumer Reports rates the Sequoia’s reliability 19 points higher than the Yukon XL.
J.D. Power and Associates rated the Sequoia second among large suvs in their 2019 Initial Quality Study. The Yukon XL isn’t in the top three in its category.
J.D. Power and Associates’ 2019 Initial Quality Study of new car owners surveyed provide the statistics that show that Toyota vehicles are better in initial quality than GMC vehicles. J.D. Power ranks Toyota 8th in initial quality, above the industry average. With 4 more problems per 100 vehicles, GMC is ranked 12th, below the industry average.
J.D. Power and Associates’ 2019 survey of the owners of three-year-old vehicles provides the long-term dependability statistics that show that Toyota vehicles are more reliable than GMC vehicles. J.D. Power ranks Toyota second in reliability, above the industry average. With 53 more problems per 100 vehicles, GMC is ranked 22nd.
From surveys of all its subscribers, Consumer Reports’ December 2018 Auto Issue reports that Toyota vehicles are more reliable than GMC vehicles. Consumer Reports ranks Toyota second in reliability. GMC is ranked 25th.
The Sequoia’s 5.7 DOHC V8 produces 26 more horsepower (381 vs. 355) and 18 lbs.-ft. more torque (401 vs. 383) than the Yukon XL’s standard 5.3 V8.
To lower fuel costs and make buying fuel easier, the Toyota Sequoia uses regular unleaded gasoline. The Yukon XL Graphite Performance Edition/Denali requires premium for maximum efficiency, which can cost 20 to 55 cents more per gallon.
In its Green Vehicle Guide, the U.S. Environmental Protection Agency (EPA) rates the Toyota Sequoia higher (5 out of 10) than the GMC Yukon XL (3). This means the Sequoia produces up to 16.5 pounds less smog-producing pollutants than the Yukon XL every 15,000 miles.
For better stopping power the Sequoia’s brake rotors are larger than those on the Yukon XL:
The Sequoia stops shorter than the Yukon XL:
60 to 0 MPH
For better traction, the Sequoia has larger tires than the Yukon XL (275/65R18 vs. 265/65R18).
For superior ride and handling, the Toyota Sequoia has fully independent front and rear suspensions. An independent suspension allows the wheels to follow the road at the best angle for gripping the pavement, without compromising ride comfort. The GMC Yukon XL has a solid rear axle, with a non-independent rear suspension.
The Sequoia has standard front and rear stabilizer bars, which help keep the Sequoia flat and controlled during cornering. The Yukon XL’s suspension doesn’t offer a rear stabilizer bar.
The Sequoia TRD Sport 4x4 handles at .78 G’s, while the Yukon XL Denali 4x4 pulls only .76 G’s of cornering force in a Motor Trend skidpad test.
The Sequoia TRD Sport 4x4 executes Motor Trend’s “Figure Eight” maneuver 1.1 seconds quicker than the Yukon XL Denali 4x4 (27.3 seconds @ .65 average G’s vs. 28.4 seconds @ .64 average G’s).
For better maneuverability, the Sequoia’s turning circle is 4.9 feet tighter than the Yukon XL’s (38.1 feet vs. 43 feet).
For greater off-road capability the Sequoia Platinum has a 1.7 inches greater minimum ground clearance than the Yukon XL (9.6 vs. 7.9 inches), allowing the Sequoia to travel over rougher terrain without being stopped or damaged. The Sequoia’s minimum ground clearance is 2.1 inches higher than on the Yukon XL (10 vs. 7.9 inches).
The Sequoia is 1 foot, 7.3 inches shorter than the Yukon XL, making the Sequoia easier to handle, maneuver and park in tight spaces.
The Sequoia has 1.7 inches more front hip room, 1.6 inches more front shoulder room, 1.2 inches more rear legroom, .5 inches more rear shoulder room, .8 inches more third row legroom, 1.1 inches more third row hip room and 3.1 inches more third row shoulder room than the Yukon XL.
For enhanced passenger comfort on long trips the Sequoia’s middle and third row seats recline. The Yukon XL’s third row seats don’t recline.
A low lift-over cargo hatch design makes loading and unloading the Sequoia easier. The Sequoia’s cargo hatch lift-over height is 33 inches, while the Yukon XL’s liftover is 34.1 inches.
The Sequoia’s minimum standard towing capacity is much higher than the Yukon XL’s (7100 vs. 6000 pounds).
If the front windows are left open on the Sequoia the driver can close them at the outside door handle. On a hot day the driver can also lower the windows the same way. The driver of the Yukon XL can only operate the windows from inside the vehicle, with the ignition on.
In poor weather, headlights can lose their effectiveness as grime builds up on their lenses. This can reduce visibility without the driver realizing. The Sequoia has standard headlight washers to keep headlight output high. The Yukon XL doesn’t offer headlight washers.
According to The Car Book by Jack Gillis, the Sequoia is less expensive to operate than the Yukon XL because it costs $464 less to do the manufacturer’s suggested maintenance for 50,000 miles. Typical repairs cost much less on the Sequoia than the Yukon XL, including $59 less for a water pump, $774 less for a muffler, $16 less for front brake pads, $64 less for fuel injection and $370 less for a power steering pump.
Consumer Reports® recommends the Toyota Sequoia, based on reliability, safety and performance.
© 1991-2018 Advanta-STAR Automotive Research. All rights reserved.
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