2005 Mercedes Benz Slk350: Reliability Data

Source: NHTSA — 36 complaints
36
Total Complaints
56,851mi
Median Mileage
UNKNOWN OR OTHER
Top Issue
5
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

35,000 25th Percentile
56,851 Median Mileage
76,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

UNKNOWN OR OTHER
6
SERVICE BRAKES
5
SUSPENSION
5
POWER TRAIN
4
ENGINE
2
ENGINE AND ENGINE COOLING
2
ELECTRICAL SYSTEM
2
FUEL/PROPULSION SYSTEM
2
STEERING
1
VEHICLE SPEED CONTROL
1

Severity Assessment

5
Crashes
3
Fires
11
Injuries
0
Deaths

Sample Complaint Reports

"4/3/2007. 2005 MERCEDES BENZ SLK 350. CONSUMER STATES THAT OCCASIONALLY WHEN THE VEHICLE IS IN NEUTRAL AT A STOP LIGHT IT IS EXTREMELY HARD TO GO INTO FIRST GEAR. *MC THE CONSUMER STATED HE SOMETIMES HAS TO APPLY ADDITIONAL PRESSURE ON THE STICK, AND WHEN DOING SO THE STICK GOES INTO REVERSE. THE ..."
"I BOUGHT A CAR IN DECEMBER OF 2004 FROM MERCEDES BENZ AND NEVER HAD ANY PROBLEMS UNTIL A YEAR LATER. I STARTED TO GET TRANSMISSION PROBLEMS, THE CAR WOULD START JERKING WHEN I COME TO A STOP, AND THE RPM ON THE CAR WOULD GO HIGHER THAN NORMAL WHEN I STEP ON THE GAS PETAL AFTER COMING TO A COMPLETE S..."
"TL*THE CONTACT OWNS A 2005 MERCEDES BENZ SLK350. THE CONTACT STATED THAT THE VEHICLE SUDDENLY SHUT OFF TWICE WHILE DRIVING 40 MPH. THERE WAS PLENTY OF FUEL IN THE VEHICLE DURING BOTH FAILURES. THE VEHICLE COULD NOT BE RESTARTED ONCE IT SHUT OFF. DURING THE SECOND FAILURE, THE VEHICLE CAME TO A C..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28