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2018 Chevrolet Tahoe

US · SUV · Standard Sport Utility Vehicle 2WD

The 2018 Chevrolet Tahoe is listed in the US market as a suv. Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.

Engine
Varies by configuration: 5.3L 8-cylinder (SIDI), 5.3L 8-cylinder (SIDI; FFV), 6.2L 8-cylinder (SIDI)
Power
Not available
Torque
Not available
Transmission
Automatic
Drivetrain
Varies by configuration: RWD, 4WD
Fuel
Varies by configuration: Gasoline, Flex fuel
Seating
Not available
Generic outline. Published dimensions for this vehicle are not available.
Specifications at a Glance

Key Performance & Dimensions

Units:
Engine / Powertrain
GASOLINE
Power Output
Not available
Peak Torque
Not available
Combined Economy
Not available
Drivetrain
Not available
Transmission
AUTOMATIC
Capacity
Not available
Exterior Dimensions
Not available
Market: US·Switch units anytime to convert horsepower, torque, fuel economy, and dimensions.
Compare 2018 Chevrolet Tahoe ↗

Engine

Engine
SpecificationValueSource
EngineVaries by configuration: 5.3L 8-cylinder (SIDI), 5.3L 8-cylinder (SIDI; FFV), 6.2L 8-cylinder (SIDI)
Displacement5.3 L to 6.2 L
Cylinders8
Fuel typeVaries by configuration: Gasoline, Flex fuel

Not available from our sources: Aspiration, Power, Torque.

Transmission and drivetrain

Transmission and drivetrain
SpecificationValueSource
TransmissionAutomatic
Gears6 to 10
DrivetrainVaries by configuration: RWD, 4WD

Fuel economy and range

Fuel economy and range
SpecificationValueSource
Combined19 mpg (12.4 L/100 km) to 17 mpg (13.8 L/100 km)
City16 mpg (14.7 L/100 km) to 14 mpg (16.8 L/100 km)
Highway23 mpg (10.2 L/100 km) to 22 mpg (10.7 L/100 km)

Not available from our sources: Electric range, Battery capacity.

Trims and configurations

6 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.

Recalls

NHTSA lists 3 recall campaigns for this model year. Last checked October 12, 2026.

  • 20V603000: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM

    General Motors LLC (GM) is recalling certain 2018 Cadillac Escalade, Chevrolet Silverado 1500 and Tahoe, GMC Sierra 1500 and Yukon vehicles equipped with either a 5.3L or 6.2L V8 engine. The output of the mechanical vacuum pump can decrease over time, decreasing the amount of vacuum/power brake assist.

    Remedy: GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge. The recall began November 11, 2020. Owners may contact GM customer service at 1-866-522-9559, Cadillac customer service at…

    Reported October 1, 2020. View on NHTSA

  • 19V761000: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:WHEEL SPEED SENSOR/TONE RING

    General Motors LLC (GM) is recalling certain 2015-2020 Chevrolet Suburban, Tahoe, and GMC Yukon, and 2014-2018 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles equipped with a 5.3-liter engine, a 3.08-ratio rear axle and four-wheel drive. If a wheel-speed sensor fails, while the vehicle is traveling between 41 and 60 mph in four-wheel or automatic mode, the Electronic-Brake Control Module…

    Remedy: GM will notify owners, and dealers will reprogram the EBCM, free of charge. The recall began December 11, 2019. Owners may contact Chevrolet customer service at 1-800-630-2438 or GMC customer service at 1-800-462-8782. GM's number for…

    Reported October 24, 2019. View on NHTSA

  • 19V645000: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM

    General Motors LLC (GM) is recalling certain 2015-2017 Cadillac Escalade, 2014-2018 Chevrolet Silverado, GMC Sierra, 2015-2018 Chevrolet Suburban, Tahoe, GMC Yukon vehicles. The amount of vacuum created by the vacuum pump may decrease over time.

    Remedy: GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge. The recall began October 8, 2019. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at…

    Reported September 6, 2019. View on NHTSA

Data sources

  • EPA fueleconomy.gov · retrieved October 12, 2026 · US Government public data
  • NHTSA vPIC · retrieved October 12, 2026 · US Government public data

Source checked: October 12, 2026

Data verified: October 12, 2026

Specifications can vary by market, trim, configuration and production date. Confirm with the manufacturer before buying parts or making safety decisions. Report an error.

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Frequently asked questions

What engine does the 2018 Chevrolet Tahoe have?

Varies by configuration: 5.3L 8-cylinder (SIDI), 5.3L 8-cylinder (SIDI; FFV), 6.2L 8-cylinder (SIDI). Engines can differ by trim, so check the trim list below.

What is the fuel economy of the 2018 Chevrolet Tahoe?

Combined fuel economy is 19 mpg (12.4 L/100 km) to 17 mpg (13.8 L/100 km), as published by the source shown in the specification table.

Is the 2018 Chevrolet Tahoe front-wheel, rear-wheel or all-wheel drive?

Drivetrain: Varies by configuration: RWD, 4WD.

Are there recalls for the 2018 Chevrolet Tahoe?

NHTSA lists 3 recall campaigns for this model year (last checked October 12, 2026). Details are in the Recalls section.