2018 Chevrolet Suburban
US · SUV · Standard Sport Utility Vehicle 2WD
The 2018 Chevrolet Suburban 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 Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.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)
- Transmission
- 6-speed automatic
- Drivetrain
- Varies by configuration: RWD, 4WD
- Fuel
- Varies by configuration: Gasoline, Flex fuel
- Economy
- 18 mpg (13.1 L/100 km) to 19 mpg (12.4 L/100 km) combined
Key Figures
Engine
| Specification | Value | Source |
|---|---|---|
| Engine | Varies by configuration: 5.3L 8-cylinder (SIDI), 5.3L 8-cylinder (SIDI; FFV) | |
| Displacement | 5.3 L | |
| Cylinders | 8 | |
| Fuel type | Varies by configuration: Gasoline, Flex fuel | EPA fueleconomy.gov |
Transmission and drivetrain
| Specification | Value | Source |
|---|---|---|
| Transmission | Automatic | EPA fueleconomy.gov |
| Gears | 6 | |
| Drivetrain | Varies by configuration: RWD, 4WD |
Fuel economy and range
| Specification | Value | Source |
|---|---|---|
| Combined | 18 mpg (13.1 L/100 km) to 19 mpg (12.4 L/100 km) | EPA fueleconomy.gov |
| City | 15 mpg (15.7 L/100 km) to 16 mpg (14.7 L/100 km) | |
| Highway | 22 mpg (10.7 L/100 km) to 23 mpg (10.2 L/100 km) |
Our sources do not publish these for this vehicle: Aspiration, Power, Torque, Electric range, Battery capacity. We leave them out instead of estimating.
Trims and configurations
4 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.
Recalls
NHTSA lists 4 recall campaigns for this model year. Last checked November 10, 2026.
26V289000: POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
General Motors, LLC (GM) is recalling certain 2026 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, and GMC Sierra 1500, Yukon, and Yukon XL vehicles with four-wheel (4WD) or all-wheel drive (AWD), and certain 2015-2020 Suburban, Escalade, Escalade ESV, Yukon, Yukon XL, and Tahoe vehicles. A component missing from the drivetrain transfer case may cause the front…
Remedy: Owners are advised not to drive their vehicle until the remedy is completed. Dealers will inspect and, if necessary, replace the transfer case assembly, free of charge. Owner notification letters were mailed May 18, 2026. Owners may…
Reported May 7, 2026. 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
18V673000: SEAT BELTS:REAR/OTHER
General Motors LLC (GM) is recalling certain 2018-2019 Cadillac CT6, Escalade ESV, Chevrolet Suburban, Volt, and GMC Yukon XL vehicles. Certain second-row or third-row rear seatbelts retractor assemblies may not automatically lock when the seatbelt is fully pulled out of the retractor, possibly preventing a child seat from being properly secured. As such, these vehicles fail to comply with the…
Remedy: GM will notify owners, and dealers will inspect the rear seatbelt retractors and replace them if necessary, free of charge. The recall began November 7, 2018. Owners may contact Cadillac customer service at 1-800-458-8006, Chevrolet…
Reported September 26, 2018. View on NHTSA
Data sources
- EPA fueleconomy.gov · retrieved November 5, 2026 · US Government public data
- NHTSA vPIC · retrieved October 12, 2026 · US Government public data
Source checked: November 5, 2026
Data verified: November 5, 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 Suburban have?
Varies by configuration: 5.3L 8-cylinder (SIDI), 5.3L 8-cylinder (SIDI; FFV). Engines can differ by trim, so check the trim list below.
What is the fuel economy of the 2018 Chevrolet Suburban?
Combined fuel economy is 18 mpg (13.1 L/100 km) to 19 mpg (12.4 L/100 km), as published by the source shown in the specification table.
Is the 2018 Chevrolet Suburban front-wheel, rear-wheel or all-wheel drive?
Drivetrain: Varies by configuration: RWD, 4WD.
Are there recalls for the 2018 Chevrolet Suburban?
NHTSA lists 4 recall campaigns for this model year (last checked November 10, 2026). Details are in the Recalls section.