The 2018 Mercedes-Benz CLS has zero owner defect complaints and zero safety recall campaigns recorded in the current AutoUtility NHTSA dataset. EPA testing covers 3 certified vehicle configurations spanning 4.7l 8-cyl and 5.5l 8-cyl configurations. Gasoline and hybrid variants deliver 18 to 21 MPG combined. Detailed NHTSA crash-test ratings are not available in the current AutoUtility dataset for this model year.

Key Data Findings
  • • NHTSA Owner Complaints: 0 reports
  • • Safety Recall Campaigns: 0 campaigns
  • • NHTSA Overall Safety Rating: Not rated by NHTSA
  • • EPA Efficiency: 18–21 MPG (3 variants)
Data Note: Compiled directly from official NHTSA Office of Defects Investigation (ODI), NHTSA 5-Star Safety Ratings, and EPA FuelEconomy.gov databases.
Fuel Economy
18–21MPG
3 EPA certified variants (4.7l 8-cyl and 5.5l 8-cyl configurations)
Reported Complaints
0
0 submitted complaints
Safety Recalls
0
0 open safety recalls
NCAP Safety Rating
Not rated by NHTSA

What is the fuel economy and range of the 2018 Mercedes-Benz CLS?

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
CLS550 4.7L 8-Cyl Rear-Wheel Drive Automatic 9-spd 18 MPG 26 MPG 21 MPG — $3,600 / yr
CLS550 4matic 4.7L 8-Cyl 4-Wheel Drive Automatic 9-spd 17 MPG 25 MPG 20 MPG — $3,800 / yr
AMG CLS63 S 4matic 5.5L 8-Cyl 4-Wheel Drive Automatic 7-spd 16 MPG 22 MPG 18 MPG — $4,200 / 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 2018 Mercedes-Benz CLS?

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 4 DR 4WD —
-Class 4 DR 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 2018 Mercedes-Benz CLS models.
View complete 2018 Mercedes-Benz CLS crash test & safety breakdown →

What defect complaints are reported for the 2018 Mercedes-Benz CLS?

Summary of 0 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)

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

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 2018 Mercedes-Benz CLS problems & component breakdown (0 categories) →

Are there open safety recalls on the 2018 Mercedes-Benz CLS?

Manufacturer safety recall campaigns monitored and recorded by NHTSA

No open safety recall campaigns are currently on file with NHTSA for the 2018 Mercedes-Benz CLS.

View all 2018 Mercedes-Benz CLS recalls & campaign history (0 campaigns) →
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.