2018 Cadillac XTS Limo: recalls, fuel economy and safety ratings
EPA rates the 2018 Cadillac XTS Limo at 17 mpg combined across 1 version. NHTSA lists 1 safety recall and 7 owner complaints for this model year. Its best NHTSA overall crash-test rating is 5 out of 5 stars.
Safety recalls
1
EPA combined mpg
17
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
NHTSA lists this vehicle as XTS.
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 XTS Limo recalls
NHTSA's recall file lists 1 safety recall for the 2018 Cadillac XTS Limo, newest first.
Service brakes, hydraulic: Foundation components: Disc: Caliper
NHTSA 18V576000Reported Aug 30, 2018
Filed by
General Motors, LLC (manufacturer recall no. 18279)
Units affected
210,628 (estimate)
Problem
General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Equinox, Impala, Cruze, Volt and Bolt EV vehicles, GMC Terrain vehicles, Buick Lacrosse and Regal vehicles, Cadillac XTS and XTS Professional vehicles and 2018 Chevrolet Malibu vehicles. The rear brake caliper pistons may have an insufficient coating causing gas pockets to form, potentially reducing rear brake performance.
Risk
A reduction of braking performance can increase the risk of a crash.
Remedy
GM will notify owners, and dealers will bleed the vehicle's brake system, free of charge. The recall began October 11, 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 18279.
Recall summaries are written by NHTSA from manufacturers' defect reports. Dates are when NHTSA received the report.
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2018 Cadillac XTS Limo 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 XTS Limo 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.
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 XTS Limo owner complaints
Owners have filed 7 complaints with NHTSA about the 2018 Cadillac XTS Limo, most recently on Jun 3, 2025. 2 mention a crash, 0 a fire, 0 injured people and 0 deaths. These are unverified reports; a complaint is not proof of a defect.
Most-cited components in 2018 Cadillac XTS Limo complaints
Component named in complaints
Mentions
Unknown or other
3
Electrical system
1
Fuel/propulsion system
1
Service brakes
1
Service brakes, hydraulic
1
Source: NHTSA consumer complaint files (complaints received since January 1, 2015). One complaint can name several components.
