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Executive Vehicle Verdict

The 2017 Mercedes-Benz SLC is associated with 4 official NHTSA owner defect complaints and 2 safety recall campaigns in the federal safety database.

The most frequently reported component area is ELECTRICAL SYSTEM,COMMUNICATION, accounting for 1 reports (25% of total complaints). EPA testing covers 2 certified vehicle configurations spanning 2l 4-cyl and 3l 6-cyl configurations. Gasoline and hybrid variants deliver 23 to 27 MPG combined. Detailed NHTSA crash-test ratings are not available in the current AutoUtility dataset for this model year.

Official Federal Record Profile
  • • NHTSA Owner Complaints: 4 consumer reports filed
  • • Safety Recall Campaigns: 2 official campaigns
  • • Primary Defect Domain: ELECTRICAL SYSTEM,COMMUNICATION (1 / 25%)
  • • NCAP Crash Safety: Not rated by NHTSA
  • • EPA Certified Range: 23–27 MPG across 2 powertrain trims
Directly compiled from official NHTSA Office of Defects Investigation (ODI), NHTSA NCAP, and EPA FuelEconomy.gov databases.

What is the fuel economy and range of the 2017 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
SLC300 2L 4-Cyl Rear-Wheel Drive Automatic 9-spd 25 MPG 32 MPG 27 MPG — $2,800 / yr
AMG SLC43 3L 6-Cyl Rear-Wheel Drive Automatic 9-spd 20 MPG 29 MPG 23 MPG — $3,300 / yr
Data Boundary Note: EPA specifications are shown by certified vehicle configuration. NHTSA complaints and recall totals are recorded at the model-year level across all configurations.

What are the crash test safety ratings for the 2017 Mercedes-Benz SLC?

Official 5-Star Safety Ratings evaluated by the National Highway Traffic Safety Administration

Tested Drivetrain / Cab Variant Overall Rating Frontal Crash Side Crash Rollover Rating Rollover Risk
-Class C RWD —
Active Driver Assistance Systems (NHTSA Recorded): Forward Collision Warning (FCW) is documented as Optional and Lane Departure Warning (LDW) is documented as Optional in official NHTSA records for tested 2017 Mercedes-Benz SLC models.
View complete 2017 Mercedes-Benz SLC crash test & safety breakdown →

What defect complaints are reported for the 2017 Mercedes-Benz SLC?

Summary of 4 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)

Total Complaints
4
Crash Reports
0
Fire Reports
0
Complaints w/ Injury
0
Total Injuries
0

Top Reported Problem Categories

Ranked by total consumer complaint submissions recorded by NHTSA

ELECTRICAL SYSTEM,COMMUNICATION 1 complaint
Engine 1 complaint
Structure & Body 1 complaint

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 2017 Mercedes-Benz SLC problems & component breakdown (4 categories) →

Are there open safety recalls on the 2017 Mercedes-Benz SLC?

Manufacturer safety recall campaigns monitored and recorded by NHTSA

NHTSA Campaign #21V058000 Active Recall
Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Defect Summary: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.

Free Manufacturer Remedy: MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12, 2021. Owners may contact MBUSA customer service at 1-877-762-8267. MBUSA's number for this recall is 2021020025.
NHTSA Campaign #17V308000 Active Recall
Affected Component: ELECTRONIC STABILITY CONTROL (ESC)

Defect Summary: 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.

Free Manufacturer Remedy: MBUSA will notify owners, and dealers will update the software for the ESC system, free of charge. The recall began June 9, 2017. Owners may contact MBUSA customer service at 1-800-367-6372.
View all 2017 Mercedes-Benz SLC recalls & campaign history (2 campaigns) →
Search Intelligence

Quick Answers: Key Questions Drivers Ask About the 2017 Mercedes-Benz SLC

Direct, deterministic answers synthesized from verified United States government databases for the 2017 Mercedes-Benz SLC

How many safety recalls does the 2017 Mercedes-Benz SLC have?

The 2017 Mercedes-Benz SLC is associated with 2 official NHTSA safety recall campaigns in AutoUtility's current federal records.

If your individual vehicle is affected by an open safety recall, NHTSA advises owners to contact an authorized franchised dealership for the recall remedy at no charge. Because recall campaigns apply to specific production runs and equipment batches, vehicle owners should verify their 17-digit VIN at NHTSA.gov.

View all 2 recall campaigns & remedy details →
Source: NHTSA Safety Recalls Database (49 U.S.C. 30118)

What are the most common problems reported for the 2017 Mercedes-Benz SLC?

NHTSA records list 4 consumer defect complaints for the 2017 Mercedes-Benz SLC. The most frequently referenced vehicle system is ELECTRICAL SYSTEM,COMMUNICATION, appearing in 1 filings (25% of submissions).

Consumer complaints represent unverified owner submissions filed under federal reporting guidelines and describe reported component behavior rather than audited failure rates.

Explore full 2017 Mercedes-Benz SLC defect complaint breakdown →
Source: NHTSA Office of Defects Investigation (ODI)

Is there an official NHTSA crash safety rating for the 2017 Mercedes-Benz SLC?

An official NHTSA 5-Star NCAP crash test rating is not available for the 2017 Mercedes-Benz SLC in AutoUtility's current federal dataset.

NHTSA publishes crash safety evaluations for a selected sample of passenger vehicles each model year. Consult NHTSA.gov for active safety equipment records and vehicle safety bulletins.

Check active safety equipment and ratings overview →
Source: NHTSA NCAP Registry

What fuel economy (MPG) does the 2017 Mercedes-Benz SLC get?

Official EPA laboratory estimates for the 2017 Mercedes-Benz SLC range from 23 to 27 MPG combined (55% city / 45% highway weighted) depending on engine, transmission, and drivetrain configuration.

Using AutoUtility's standardized operating cost model (15,000 miles/year, $3.50/gal gas, $0.16/kWh electricity), annual energy expenditures range across certified configurations based on official EPA laboratory test baselines.

Compare MPG ratings across all certified trims →
Source: EPA FuelEconomy.gov Certified Database
Official US Government Data Provenance

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.