2015 Cadillac SRX — Full Specifications
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The 2015 Cadillac SRX is an SUV powered by a 3.6L 6-cyl regular gasoline engine. Its most fuel-efficient configuration returns around 23 mpg (UK) / 19 mpg (US EPA) combined, with 22–23 mpg (UK) across all configurations. Owners often keep a Cadillac SRX workshop manual to hand for servicing and repairs.
Compared with the 2014 Cadillac SRX: Fuel economy is essentially unchanged at around 23 mpg (UK) combined. The engine line-up listed by EPA is unchanged. It carries the same 5★ overall NHTSA rating.
Full Specifications
| Engine | 3.6L 6-cyl |
|---|---|
| Transmission | Automatic (S6) |
| Fuel Type | Regular Gasoline |
| Powertrain | Conventional |
| Drive | Front-Wheel Drive |
| Body Style | SUV |
| Passenger Volume (EPA) | 101 cu ft (2,860 L) |
| Luggage Volume (EPA) | 30 cu ft (850 L) |
| Fuel Economy (UK) | 23 combined / 20 urban / 29 extra-urban mpg |
| Fuel Economy (US EPA) | 19 combined / 17 city / 24 highway mpg |
| CO₂ Emissions | 287 g/km |
| EPA Greenhouse Gas Score | 4 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $3,550 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 2 configurations for the 2015 Cadillac SRX, all with the 3.6L 6-cyl engine. Combined fuel economy ranges from 18 to 19 mpg (US), or 22 to 23 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 3.6L 6-cyl | Automatic (S6) | All-Wheel Drive | 22 | 18 (16/23) | 300 | $3,700 |
| 3.6L 6-cyl | Automatic (S6) | Front-Wheel Drive | 23 | 19 (17/24) | 287 | $3,550 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 101 cubic feet (about 2,860 litres) and luggage volume at 30 cubic feet (about 850 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2015 Cadillac SRX
Running Costs: 2015 Cadillac SRX
Covering around 8,000 miles a year in a 2015 Cadillac SRX at 23 mpg combined, expect roughly 1,581 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $3,550 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Planning a road trip? Grab a road trip packing list. Only need this car occasionally? See our buy vs rent comparison.
2015 Cadillac SRX Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 4 safety recall campaigns that include the 2015 Cadillac SRX (as of 6 October 2026). Most affected areas: Suspension (2), Air bags (1), Seats (1). 1 campaign carried a “do not drive” or “park outside” advisory. A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Air bags — campaign 26V329000, reported 21 May 2026. Risk: An inflator rupture may result in sharp metal fragments striking the driver or other occupants, resulting in serious injury or death.
- Suspension — campaign 21V473000, reported 24 June 2021. Risk: A loose toe link can separate and cause a loss of vehicle control, increasing the risk of a crash.
- Seats — campaign 14V804000, reported 19 December 2014. Risk: The front outboard seat bracket may become disengaged during a vehicle crash, increasing the risk of personal injury.
- Suspension — campaign 14V571000, reported 19 September 2014. Risk: Failure of the toe adjuster link could cause a loss of vehicle control, increasing the risk of a crash.
Owners have filed 442 complaints with NHTSA about the 2015 Cadillac SRX. The most-reported areas are Exterior lighting (302), Electrical system (44), Unspecified (42). Complaints include 12 reported crashes, 3 reported fires, 11 reported injuries. That is close to the median of 416 complaints across the 7 Cadillac SRX model years in our data.
Used-buyer checklist for the 2015 Cadillac SRX
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Lighting (302 owner complaints) — Check every exterior light works and look for moisture inside the lamp housings.
- Suspension (2 recall campaigns · 29 owner complaints) — Listen for knocks over bumps and check tyre wear for signs of alignment problems.
- Electrical system (44 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
- Air bags (1 recall campaign) — Confirm any air bag inflator or module recalls were completed — enter the VIN at nhtsa.gov/recalls.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
How does the Cadillac SRX compare to similar SUVs? For context, SUVs in our database average around 27 mpg (UK) combined — this model's 23 mpg figure is 4 mpg below that average. Its 287 g/km CO₂ figure is 34 g/km higher than the 253 g/km average for SUVs on this site. This comparison is based on 1824 SUVs in our dataset.
Cadillac models in our database average about 27 mpg (UK) combined on their most efficient configuration; the 2015 Cadillac SRX's 23 mpg is 4 mpg below that make average. Its 287 g/km CO₂ figure is 39 g/km higher than the 248 g/km Cadillac average.
Of the 7 Cadillac SRX model years we cover, the 2015 ranks 3rd for combined fuel economy on its best configuration (23 mpg UK combined, against a high of 25 mpg). See every Cadillac SRX year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2015 Cadillac SRX
Frequently Asked Questions
What engine does the 2015 Cadillac SRX have?
It's fitted with a 3.6L 6-cyl regular gasoline engine, paired with a automatic (s6) transmission.
What is the fuel economy of the 2015 Cadillac SRX?
The most efficient configuration returns around 23 mpg (UK) combined, or 19 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 22 to 23 mpg.
How much does the 2015 Cadillac SRX cost to fuel per year?
The US EPA estimates about $3,550 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2015 Cadillac SRX have a good safety rating?
It holds an overall NHTSA rating of 5 stars, with 4 stars for frontal crash protection.
Does the 2015 Cadillac SRX have any recalls?
NHTSA lists 4 safety recall campaigns that include the 2015 Cadillac SRX (as of 6 October 2026). Most affected areas: Suspension (2), Air bags (1), Seats (1). 1 campaign carried a “do not drive” or “park outside” advisory. A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2015 Cadillac SRX?
Among the 442 owner complaints filed with NHTSA, the most-reported areas are Exterior lighting (302 complaints), Electrical system (44 complaints), Unspecified (42 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
How much interior and luggage space does the 2015 Cadillac SRX have?
EPA measures interior passenger volume at 101 cubic feet (about 2,860 litres) and luggage volume at 30 cubic feet (about 850 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.
Is the Cadillac SRX's fuel economy good for an SUV?
It returns around 23 mpg (UK) combined, against a same-body-style average of roughly 27 mpg among the SUVs we track.