DecodedCars2015 Cadillac XTS
Trims, performance, features, fuel economy, safety and known problems — with the pros and cons against similar 2015 models.
- Class
- Large Cars
- Body styles
- 4dr Sedan AWD, 4dr Sedan FWD
- Engines
- 3.6L 6-cyl, 3.6L 6-cyl turbo
- Drivetrain
- Front-Wheel Drive, All-Wheel Drive
- Fuel
- Regular Gasoline
- MPG (best)
- 21 combined · 18 city / 28 hwy
- Length
- 202 in
- Curb weight
- 4,006–4,215 lb
- NHTSA rating
- Not rated
- Recalls
- 3 campaigns
Pros & cons
What's good
- AWD / 4WD available
Watch out for
No weak spots against similar models in the data.
Calculated from EPA, NHTSA and vPIC data against 24 similar 2015 models — not a review. How we calculate this →
Overview
The 2015 Cadillac XTS is a large car offered with 2 engines (3.6L 6-cyl and 3.6L 6-cyl turbo) and front-wheel drive and all-wheel drive.
It measures about 202 inches long and 73 inches wide on a 112-inch wheelbase, with a curb weight of roughly 4,215 lb (4dr Sedan AWD).
EPA rates its most efficient version at 21 MPG combined (18 city / 28 highway), 0% better than the 2015 large car average of 20.9 MPG, for an estimated $3,200 a year in fuel.
NHTSA has not published a 5-Star overall rating for this model year.
It has 3 recall campaigns on file and owners have filed 14 complaints with NHTSA since 2015, most often about the electrical system.
What changed for 2015
No changes to engines, powertrains, drivetrains, size, EPA ratings or NHTSA crash rating compared with the 2014 XTS — a carry-over year in the data.
Compared with 2014; trim, feature and price changes aren't covered. See the 2014 XTS →
Dimensions & weight
| Body | Length | Width | Height | Wheelbase | Track F / R | Curb weight | Weight F/R |
|---|---|---|---|---|---|---|---|
| 4dr Sedan AWD | 202 in | 72.8 in | 58.3 in | 111.8 in | 62.2 / 63 in | 4,215 lb | 59/41 |
| 4dr Sedan FWD | 202 in | 72.8 in | 58.3 in | 111.8 in | 62.2 / 63 in | 4,006 lb | 59/41 |
Transport Canada CVS (Open Government Licence – Canada), Canadian-market figures.
Will it fit your garage? Check with your measurements →Engines, MPG & running costs
| Version | Engine | Transmission | Drive | City / Hwy / Comb | vs. class | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|---|---|
| XTS | 3.6L 6-cyl | Automatic (S6) | Front-Wheel Drive | 18 / 28 / 21 | 0% | $3,200 | 419 |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | All-Wheel Drive | 17 / 26 / 20 | -4% | $3,350 | 438 |
| XTS AWD | 3.6L 6-cyl turbo | Automatic (S6) | All-Wheel Drive | 16 / 24 / 19 | -9% | $3,550 | 475 |
EPA estimates; "vs. class" is combined MPG against the 2015 EPA class average. How we calculate this →
Safety ratings & technology
NHTSA has not published 5-Star ratings for the 2015 Cadillac XTS.
Similar 2015 large cars
| Model | Best MPG / range | NHTSA overall | Recalls |
|---|---|---|---|
| 2015 Cadillac XTS (this car) | 21 MPG | Not rated | 3 |
| 2015 BMW 5 Series | 30 MPG | Not rated | 0 |
| 2015 Audi A6 | 29 MPG | Not rated | 4 |
| 2015 Lexus LS | 20 MPG | Not rated | 1 |
| 2015 Tesla Model S | 270 mi | Not rated | 9 |
| 2015 Jaguar XJ | 21 MPG | Not rated | 3 |
| 2015 Porsche Panamera | 25 MPG | Not rated | 3 |
Recalls (3)
Air Bags › Frontal › Driver Side › Inflator Module · May 21, 2026
NHTSA campaign 26V329000 · 5,014 vehicles
- Problem
- General Motors, LLC (GM) is recalling certain 2015 Cadillac Escalade, Escalade ESV, XTS, 2015-2016 Cadillac ATS, CTS, and SRX vehicles. The front-driver air bag inflator may rupture during deployment.
- Risk
- An inflator rupture may result in sharp metal fragments striking the driver or other occupants, resulting in serious injury or death.
- Fix
- Dealers will replace the front-driver air bag module, free of charge. Interim letters notifying owners of the safety risk were mailed June 19, 2026. Additional letters will be mailed once the remedy is available. Owners may contact Cadillac customer service at 1-800-333-4223. The manufacturer's number for this recall is N262555870. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on May 21, 2026.
Air Bags › Side/Window · Oct 16, 2015
NHTSA campaign 15V666000 · 395 vehicles
- Problem
- General Motors LLC (GM) is recalling certain model year 2015 Buick LaCrosse, Cadillac XTS, Chevrolet Camaro, Equinox, Malibu, and GMC Terrain vehicles. The affected vehicles have front seat-mounted side impact air bags whose inflator may rupture upon its deployment.
- Risk
- In the event of a crash necessitating deployment of one or both of the side impact air bags, the air bag's inflator may rupture and the air bag may not properly inflate. The rupture could cause metal fragments to strike the vehicle occupants, potentially resulting in serious injury or death. Additionally, if the air bag does not properly inflate, the driver or passenger is at an increased risk of injury.
- Fix
- GM will notify owners, and dealers will replace the side impact air bag modules, free of charge. The recall began on October 19, 2015. Owners may contact Buick customer service at 1-800-521-7300, Chevrolet customer service at 1-800-222-1020, Cadillac customer service at 1-800-458-8006, or GMC customer service at 1-800-462-8782. GM's number for this recall is 01320.
Parking Brake · Sep 9, 2014
NHTSA campaign 14V541000 · 205,309 vehicles
- Problem
- General Motors LLC (GM) is recalling certain model year 2013-2015 Cadillac XTS vehicles manufactured February 14, 2012, to August 22, 2014, and 2014-2015 Chevrolet Impala vehicles manufactured November 5, 2012, to September 2, 2014. In the affected vehicles, the electronic parking brake piston actuation arm may not fully retract causing the brake pads to stay partially engaged.
- Risk
- Brake pads that remain partially engaged with the rotors may cause excessive brake heat that may result in a fire.
- Fix
- GM will notify owners, and dealers will update the electronic parking brake software, free of charge. The recall began on October 28, 2014. Owners may contact Chevrolet customer service at 1-800-222-1020, or Cadillac customer service at 1-800-458-8006. GM's number for this recall is 14471.
Not every 2015 Cadillac XTS is affected — only a VIN check confirms your car.
Owner-reported problems
Unverified owner reports; best-sellers collect more.
Used 2015 Cadillac XTS buyer's checklist
- Run the VIN at nhtsa.gov/recalls. 3 recalls this year — ask for proof of repairs.
- Electrical System — 5 owner reports. Test every window, lock, light, screen and USB port; check the battery age.
- Power Train — 2 owner reports. Test-drive through all gears, including reverse; note slipping, harsh or delayed shifts.
- Exterior Lighting — 2 owner reports. Check all exterior lights, wipers and the windshield for cracks.
- Mileage to watch. Owners typically reported problems around 49,220 miles; ask what was repaired near that point.
- Before you pay: service records, a history report and an independent inspection.
Generated by DecodedCars from NHTSA recalls and owner complaints for the 2015 Cadillac XTS. Not a substitute for a professional inspection.
Other XTS years
Compare all years →Sources: EPA, NHTSA, Transport Canada, Wikimedia Commons. Not affiliated with NHTSA, the EPA or Cadillac. How we calculate this →