2016 Mercedes-Benz SLK300: complaints, problems and recalls
Explore the records behind recurring owner reports.
Key facts
2 owner complaints analyzed
4 distinct recall campaigns
25,000 mi median reported failure mileage
Scope: 2016 model year. Data snapshot: . 1 complaints include usable failure mileage.
Most common problems
Unknown Or Other is the most frequently named component, appearing in 2 of 2 complaints (100.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Fuel system concerns | 1 | 50.0% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Unknown Or Other | 2 |
| Structure:Body | 1 |
Unknown Or Other: 2; Structure:Body: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 0 |
| 25,000 to 49,999 | 1 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 0; 25,000 to 49,999: 1; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
25,000 to 49,999 miles has the most reports with usable mileage (1). 1 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2021 | 1 |
| 2025 | 1 |
2021: 1; 2025: 1
Pattern summary
Unknown Or Other leads the component reports. Fuel system concerns appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Examples from the source records
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11386274 · 2021-01-03 (January 3, 2021)
VAPOR CANISTER FELL OF UNDERSIDE OF VEHICLE. PART NUMBER 171-470-00-59 AT HIGH SPEED THIS HAS THE POTENTIAL TO BE CATASTROPHIC AS THE PART IS LARGER THAN THE UNDERSIDE OF THE VEHICLE AND COULD HAVE PUNCTURED GAS TANK IF TANK IS IN REAR CLOSE TO PART. FORTUNATELY I WAS BACKING OUT OF GARAGE AND I WAS ABLE TO STOP AND LOOK. THE IMAGE OF IT UNDER CAR IS WITH CAR ON AN 8 INCH BLOCK OF WOOD
Owner-reported narrative. 25,000 miles reported. Look up ODI 11386274 at NHTSA ↗
Owner report 11682301 · 2025-08-22 (August 22, 2025)
SUNROOF PANEL DETACH AND LET GLASS PANEL LOOSE ON ROADWAY. I FELL THAT MY MODEL SHOULD ALSO BE PART OF THIS CLASSIFIED AS 22V-954. HOWEVER, SINCE IT WAS NOT ON THE LIST SO THERE FORE THEY REFUSED TO RECOGNIZE IT AS BEING ONE OF THERE PROBLEM. I BELIEVE THIS IS AN OVER SIGHT WITH THEM. I REPORTED IT TO THEM AROUND JULY 31 2025 TO THE MERCEDES CARE PEOPLE. THEY TOLD ME THAT SINCE MY CAR DID NOT HAVE A WARRANTY OR AN EXTENDED WARRANTY AND THAT THE CAR WAS OVER NINE YEARS OLD PLUS WITH THE MILEAGE ON THE CAR THAT THIS WAS NOT THERE PROBLEM. MY INS…
Owner-reported narrative. Look up ODI 11682301 at NHTSA ↗
Recall history
4 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.
15V662000 · Engine And Engine Cooling:Engine
Reported: 2015-10-16 (October 16, 2015)
Mercedes-Benz USA, LLC (Mercedes-Benz) is recalling certain model year 2015 CLA250, CLA250 4Matic, GLA250, GLA250 4Matic, and 2016 SLK300 roadster vehicles manufactured July 17, 2015, to August 31, 2015. The affected vehicles have intake or exhaust camshafts whose welds may fail and possibly cause engine damage.
Consequence: Engine damage may result in a stall, increasing the risk of a crash.
Remedy: Mercedes-Benz will notify owners, and dealers will replace the affected camshafts, free of charge. Interim notices were mailed to owners on December 9, 2015. The recall began on December 23, 2015. Owners may contact Mercedes-Benz customer service at 1-800-367-6372. Mercedes-Benz's number for this recall is 2015100006.
NHTSA campaign record ↗16V211000 · Electrical System:Wiring
Reported: 2016-04-13 (April 13, 2016)
Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2016 SLK300 vehicles manufactured June 2, 2015 to July 14, 2015 and equipped with a nine-speed automatic transmission. The backup power supply for the ignition switch in the affected vehicles may not have been properly connected. As a result, if the vehicle is being driven and there is a loss of power from the main vehicle battery, the transmission cannot be shifted to "Park" nor can the electric parking brake be applied.
Consequence: In this situation, without the backup power supply, the only way to keep the vehicle from moving is to press the brake pedal. As soon as the driver attempts to exit the vehicle, the vehicle may roll, increasing the risk of injury.
Remedy: MBUSA will notify owners, and dealers will correct the ignition switch wiring and perform a software update, free of charge. The recall began on May 9, 2016. Owners may contact MBUSA customer service at 1-800-367-6372.
NHTSA campaign record ↗16V306000 · Suspension:Rear
Reported: 2016-05-16 (May 16, 2016)
Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2016 SLK300 vehicles manufactured January 19, 2016 to April 19, 2016. In the affected vehicles, improperly manufactured lock nuts may have been used on the rear wheel tie rod connection, and as a result, the rear wheel alignment may change and the rear axle may steer independently.
Consequence: A change of the rear wheel alignment and independent steering of the rear axle may increase the risk of a crash.
Remedy: MBUSA will notify owners, and dealers will replace the lock nuts on the rear tie rods, free of charge. The recall began on June 24, 2016. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2016050008.
NHTSA campaign record ↗19V787000 · Communication
Reported: 2019-11-01 (November 1, 2019)
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: https://static.nhtsa.gov/odi/rcl/2019/RMISC-19V787-4620.pdf
Consequence: An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.
Remedy: MBUSA has initiated an Over the Air (OTA) remote update. MBUSA will also notify owners, and dealers will check software for a successful OTA or update the communication module software as needed, free of charge. The recall began December 23, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019120008.
NHTSA campaign record ↗