The 2015 Mercedes-Benz SLC has 4 official NHTSA owner defect complaints and zero open safety recall campaigns recorded in the federal database. The most frequently reported component area is Fuel & Propulsion System, accounting for 1 reports (25% of total complaints). EPA testing covers 4 certified vehicle configurations spanning 1.8l 4-cyl, 3.5l 6-cyl, and 5.5l 8-cyl configurations. Gasoline and hybrid variants deliver 22 to 26 MPG combined. Detailed NHTSA crash-test ratings are not available in the current AutoUtility dataset for this model year.
- • NHTSA Owner Complaints: 4 reports
- • Safety Recall Campaigns: 0 campaigns
- • Top Reported Defect Area: Fuel & Propulsion System (1 / 25%)
- • NHTSA Overall Safety Rating: Not rated by NHTSA
- • EPA Efficiency: 22–26 MPG (4 variants)
What is the fuel economy and range of the 2015 Mercedes-Benz SLC?
Official EPA laboratory test ratings, electric driving range, and annual energy cost estimates by certified vehicle variant
| Variant | Engine | Drivetrain | Transmission | City | Highway | Combined | EV Range | Est. Annual Fuel Cost |
|---|---|---|---|---|---|---|---|---|
| SLK250 | 1.8L 4-Cyl | Rear-Wheel Drive | Automatic 7-spd | 23 MPG | 32 MPG | 26 MPG | — | $2,900 / yr |
| SLK250 | 1.8L 4-Cyl | Rear-Wheel Drive | Manual 6-spd | 22 MPG | 32 MPG | 26 MPG | — | $2,900 / yr |
| SLK350 | 3.5L 6-Cyl | Rear-Wheel Drive | Automatic 7-spd | 21 MPG | 28 MPG | 24 MPG | — | $3,150 / yr |
| SLK55 AMG | 5.5L 8-Cyl | Rear-Wheel Drive | Automatic 7-spd | 19 MPG | 28 MPG | 22 MPG | — | $3,450 / yr |
What are the crash test safety ratings for the 2015 Mercedes-Benz SLC?
Official 5-Star Safety Ratings evaluated by the National Highway Traffic Safety Administration
NHTSA 5-Star NCAP laboratory crash evaluations are not currently on file for the 2015 Mercedes-Benz SLC.
Not Specified and Lane Departure Warning (LDW) is documented as Not Specified in official NHTSA records for tested 2015 Mercedes-Benz SLC models.
What defect complaints are reported for the 2015 Mercedes-Benz SLC?
Summary of 4 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)
Top Reported Problem Categories
Ranked by total consumer complaint submissions recorded by NHTSA
Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.
View all 2015 Mercedes-Benz SLC problems & component breakdown (4 categories) →Are there open safety recalls on the 2015 Mercedes-Benz SLC?
Manufacturer safety recall campaigns monitored and recorded by NHTSA
No open safety recall campaigns are currently on file with NHTSA for the 2015 Mercedes-Benz SLC.
View all 2015 Mercedes-Benz SLC recalls & campaign history (0 campaigns) →The specifications, safety ratings, defect reports, and recall campaigns published on this page are retrieved directly from official United States Government agency databases:
- NHTSA Office of Defects Investigation (ODI): Consumer complaints and defect reports.
- NHTSA New Car Assessment Program (NCAP): Frontal, side, and rollover 5-Star crash safety test ratings.
- U.S. EPA / FuelEconomy.gov: Standardized multi-cycle dynamometer fuel economy, MPGe, and electric driving range ratings.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.