2018 Cadillac ATS: recalls, fuel economy and safety ratings
EPA rates the 2018 Cadillac ATS at 22–25 mpg combined across 5 versions. NHTSA lists 2 safety recalls and 22 owner complaints for this model year. Its best NHTSA overall crash-test rating is 5 out of 5 stars.
Safety recalls
2
EPA combined mpg
22–25
NHTSA overall rating
5/5
Recall file dated Oct 27, 2026 · EPA file dated Sep 29, 2026 · updated Oct 27, 2026, 7:34 AM EDT
Check your own car: enter your 17-character VIN at nhtsa.gov/recalls to see open recalls for that exact vehicle, and contact a Cadillac dealer to schedule the repair — safety recall repairs are free. The list below covers the whole model year, so not every recall applies to every car.
2018 Cadillac ATS recalls
NHTSA's recall file lists 2 safety recalls for the 2018 Cadillac ATS, newest first.
Steering: Electric power assist system
NHTSA 25V175000Reported Mar 20, 2025
Filed by
General Motors, LLC (manufacturer recall no. N252497020)
Units affected
934 (estimate)
Problem
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.
Risk
A loss of power steering assist can require greater steering effort, especially at low speeds, increasing the risk of a crash.
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.
General Motors, LLC (manufacturer recall no. 18188 18268)
Units affected
895 (estimate)
Problem
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.
Risk
A damaged fuel line can create a fuel leak, increasing the risk of a fire.
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.
Recall summaries are written by NHTSA from manufacturers' defect reports. Dates are when NHTSA received the report.
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2018 Cadillac ATS fuel economy by version
EPA city/highway/combined estimates for each engine, transmission and drive combination. Annual fuel cost is EPA's estimate for 15,000 miles a year (55% city, 45% highway) at EPA's current fuel-price assumptions; your cost will vary.
Source: FuelEconomy.gov (U.S. DOE and EPA), file dated Sep 29, 2026. Each version links to its FuelEconomy.gov record.
EPA estimates come from standardized lab tests so cars can be compared fairly; real-world mileage depends on speed, weather, load, tires and driving style.
2018 Cadillac ATS crash-test ratings
NHTSA 5-Star Safety Ratings for the tested versions. More stars mean a lower chance of serious injury in that type of crash. Rollover risk is NHTSA's estimated chance of rolling over in a single-vehicle crash.
2018 Cadillac ATS NHTSA 5-Star Safety Ratings
Tested vehicle
Overall
Frontal
Side
Rollover
Rollover risk
Forward collision warning
2018 Cadillac ATS 2DR AWD
Not rated
Not rated
Not rated
Not rated
—
Optional
2018 Cadillac ATS 2DR RWD
Not rated
Not rated
Not rated
Not rated
—
Optional
2018 Cadillac ATS 4 DR AWD
5 stars
5 stars
5 stars
5 stars
10.1%
Optional
2018 Cadillac ATS 4 DR RWD
5 stars
5 stars
5 stars
5 stars
10.1%
Optional
Source: NHTSA 5-Star Safety Ratings (New Car Assessment Program), checked Oct 26, 2026.
Star ratings compare vehicles of similar size and weight; a frontal rating for a large pickup is not directly comparable with one for a small car.
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2018 Cadillac ATS owner complaints
Owners have filed 22 complaints with NHTSA about the 2018 Cadillac ATS, most recently on Oct 8, 2026. 1 mention a crash, 0 a fire, 1 injured people and 0 deaths. These are unverified reports; a complaint is not proof of a defect.
Most-cited components in 2018 Cadillac ATS complaints
Component named in complaints
Mentions
Power train
7
Electrical system
3
Fuel/propulsion system
2
Steering
2
Unknown or other
2
Air bags
1
Air bags: Air bag/restraint control module
1
Air bags: Srs malfunction warning lamp/light
1
Engine
1
Equipment
1
Source: NHTSA consumer complaint files (complaints received since January 1, 2015). One complaint can name several components.
