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2018 Cadillac ATS

The 2018 Cadillac ATS is a compact car, rated at 25 MPG combined by the EPA, with a 5-star NHTSA overall safety rating. NHTSA lists 2 recalls for this model year.

2018 Cadillac ATS
© Dinkun Chen · CC BY-SA 4.0
Combined MPG
25
NHTSA safety
Starting price
Recalls
2

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Full specifications

Identity

SRC · NHTSA vPIC
MakeCadillac
ModelATS
Model year2018
Vehicle classCompact Car

Engine & drivetrain

SRC · EPA FuelEconomy
Displacement2 L
Cylinders4
TransmissionAutomatic (S8)
DrivetrainRear-Wheel Drive
FuelPremium Gasoline

Fuel economy

SRC · EPA FuelEconomy
City MPG22
Highway MPG31
Combined MPG25
CO₂ tailpipe348 g/mi
EPA annual fuel cost$3100

Available configurations

SRC · EPA FuelEconomy
ATS25 MPG combined
ATS24 MPG combined
ATS23 MPG combined
ATS AWD22 MPG combined
ATS AWD25 MPG combined
ATS-V20 MPG combined
ATS-V19 MPG combined

Fuel economy

SRC · EPA FuelEconomy
City22 MPG
Highway31 MPG
Combined25 MPG

Efficiency vs class average

ATS25 MPG
Class average31.6 MPG

About 21% below the class average.

Est. monthly payment
$423/mo

estimate — adjust to your quote

Amount financed
$21,600
Total interest
$3,758
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5-year fuel cost
$8,040

$1,608/yr · 12,000 mi/yr · $3.35/gal

Combined MPG25
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Cost to own

Estimate monthly payments and 5-year fuel cost using the tools in the sidebar. Figures use EPA fuel economy and current U.S. energy prices from EIA.

Safety ratings & recalls

SRC · NHTSA vPIC
Overall
Frontal crash
Side crash
Rollover

Recalls (2)

  • FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP18V358000 · 2018-05-31

    General Motors LLC (GM) is recalling certain 2015-2018 GMC Canyon, 2016-2017 Buick Envision, 2016-2018 Chevrolet Colorado and Malibu, 2017-2018 GMC Acadia, 2018 Buick LaCrosse, Cadillac ATS, Chevrolet Equinox, and GMC Terrain vehicles. The high pressure fuel pump may detach from its mounting flange, possibly resulting in the pump damaging the high pressure fuel line.

    Remedy: GM will notify owners, and dealers will replace the high pressure fuel pump, and high pressure fuel pipe, free of charge. The recall began July 2, 2018. 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 18188.

  • STEERING:ELECTRIC POWER ASSIST SYSTEM25V175000 · 2025-03-20

    General Motors LLC (GM) is recalling certain 2016-2018 Cadillac CTS, 2017-2018 Cadillac ATS, Chevrolet Camaro, and Chevrolet Corvette vehicles. The electric power steering (EPS) assist may fail.

    Remedy: Dealers will replace the power steering gear assembly, free of charge. Owner notification letters were mailed April 15, 2025. Owners may contact Cadilac customer service at 1-800-333-4223 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N252497020.

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Frequently asked questions

What is the MPG of the 2018 Cadillac ATS?

The 2018 Cadillac ATS is EPA-rated at 25 MPG combined (22 city / 31 highway).

Is the 2018 Cadillac ATS reliable?

NHTSA lists 2 recalls for the 2018 Cadillac ATS. Recalls are repaired free of charge by the manufacturer — verify any open recalls by VIN before purchase.

How safe is the 2018 Cadillac ATS?

The 2018 Cadillac ATS earned a 5-star overall NHTSA safety rating, including 5 stars in the frontal crash test.

How much does it cost to fuel the 2018 Cadillac ATS?

At 12,000 miles per year, the 2018 Cadillac ATS costs roughly $1,608 per year to fuel, or about $8,040 over 5 years at current U.S. energy prices.

What type of vehicle is the 2018 Cadillac ATS?

The 2018 Cadillac ATS is classified as a compact car. Common rivals in this class are worth comparing on price, MPG, and safety.

Sources: NHTSA vPIC · EPA FuelEconomy · NHTSA vPIC