The 2015 Mercedes-Benz SLK-Class is a two-seat sports car that came with a choice of 1.8L 4-cyl, 3.5L 6-cyl and 5.5L 8-cyl engines. At 11 years old, many are reaching the point where repairs cost more than the car is worth. Running or not, we'll make you an offer and tow it away for free.
| Body style | Two Seaters |
|---|---|
| Engines | 1.8L 4-cyl, 3.5L 6-cyl, 5.5L 8-cyl (turbocharged versions available) |
| Transmissions | Automatic 7-spd, Manual 6-spd |
| Drive | Rear-Wheel Drive |
| Fuel | Premium Gasoline |
| Fuel economy | 19–23 city / 28–32 highway / 22–26 combined MPG |
| EPA annual fuel cost | $3,150–$3,750 a year (EPA estimate at current fuel prices, 15,000 miles) |
| Tailpipe CO₂ | 342–401 grams per mile |
| EPA fuel economy score | 5–6 out of 10 |
| EPA greenhouse gas score | 5–6 out of 10 |
| Gross vehicle weight rating | 3,946–4,211 lb |
| Versions tested by EPA | 4 configurations: SLK250, SLK350, SLK55 AMG |
| Age | 11 years |
Specs, fuel cost and emissions from the EPA's fueleconomy.gov data. Your car's exact equipment may differ.
NHTSA lists 3 safety recalls covering the 2015 Mercedes-Benz SLK-Class. Open recalls don't stop you from selling or junking the car, but check your VIN at nhtsa.gov/recalls to see which apply to yours.
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2013-2017 vehicles due to a software fault that may cause the date and time for the emergency call system (eCall) to differ from the actual date and time, potentially relaying an inaccurate vehicle location. For a full list of the affected models visit…
Risk: An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2015 SLK 250, 2016 SLK 350, 2016-2017 SLC 300, and 2017 SLC 43 AMG vehicles. In these vehicles, the electronic stability control (ESC) system software may incorrectly keep the brakes slightly applied.
Risk: If brake pads are constantly applied over long periods of driving, the brake components may heat up, affecting braking performance and increasing the risk of a crash. Additionally, the dragging brakes may overheat, increasing the risk of a
Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2016 SLK300, SLK350, SL400, SL550, and SL63 AMG vehicles manufactured from June 29, 2015, through July 13, 2015. The affected vehicles are equipped with low-beam headlights that may have been aimed incorrectly during vehicle production. As such, these vehicles fail to…
Risk: Improperly adjusted low-beam headlights may reduce the driver's visibility, increasing the risk of a crash.
Owners have filed 4 complaints about the 2015 Mercedes-Benz SLK-Class with NHTSA.
Complaints are reports from owners and aren't verified by NHTSA. One complaint can list several components. Mileage is the median odometer reading owners reported for that component.
Manufacturers have filed 67 technical service bulletins and communications with NHTSA covering the 2015 Mercedes-Benz SLK-Class. These are repair instructions for known issues, not recalls.
2 of them are warranty extensions. Warranty extensions mean the manufacturer agreed to cover a specific repair beyond the normal warranty. They rarely still apply to a car this age, but they point to known weak spots.
Complaint Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE: Although the symptom is similar to a tire or wheel vibration, it is usually readily
Complaint Clanking noise from the area of the speakers in the doors. Cause Under analysis. Remedy To narrow down the cause, first of all remove the door trim. • If the no
Complaint During part of the steering movement, it feels heavier or more difficult to steer in the same spot every time. OR Rattling, humming, dry sliding/gravel noise fr
Complaint Clanking noise from the area of the speakers in the doors. Cause Under analysis. Remedy To narrow down the cause, first of all remove the door trim. • If the no
Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The noise is heard once in each instance when changing directio
Various fault codes present in TPM Control Unit, vehicles with code 475 and code B03
Source: NHTSA manufacturer communications (technical service bulletins).
NHTSA opened 1 defect investigation covering the 2015 Mercedes-Benz SLK-Class.
Desiccated Air Bag Inflator Rupture
From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant to
‹ Sell a 2014 SLK-Class · Sell a 2016 SLK-Class › · All Mercedes-Benz SLK-Class years
It depends on its condition, whether major parts like the engine, transmission and catalytic converter are still there, and current scrap and parts prices where you live. Its parts make up much of its value. Enter your ZIP code above for a free offer on your specific car.
Yes. We buy 2015 SLK-Classs that don't start, were in an accident, failed inspection or have a blown engine or transmission. Towing is always free.
Yes. Open recalls don't prevent a junk sale. NHTSA lists 3 recalls for the 2015 Mercedes-Benz SLK-Class; you can check whether any are still open on yours with the VIN lookup at nhtsa.gov/recalls.
Usually the title and a photo ID. Rules differ by state, including what to do with your plates and whether to file a notice of sale. Check our state-by-state car title guides for the official forms.
Data retrieved October 2026.
Get a free offer in minutes. Towing is always free and you get paid at pickup.