Mercedes Benz CLK320 Problems by Year

Source: NHTSA · Updated Jan 23, 2026 · 115 owner complaints analyzed

NHTSA has 115 owner complaints and 4 safety recalls on file for the Mercedes Benz CLK320, across 10 model years (1999–2009). The 2003 model year has the most complaints (19). The most reported problem area overall is electrical system.

Peak: 2003, with 19 complaints
1999: 181999182000: 172000172001: 152001152002: 162002162003: 192003192004: 162004162005: 122005122006: 1200612008: 0200802009: 120091

n = 115 complaints · Source: NHTSA

Mercedes Benz CLK320 years to avoid? What the complaint data shows

No CLK320 model year stands out with more than twice the complaints of a typical year.

Model years with the most complaints

  1. 2003 CLK320: 19 complaints, 3 recalls
  2. 1999 CLK320: 18 complaints, 1 recall
  3. 2000 CLK320: 17 complaints, 0 recalls

Model years with the fewest complaints

  1. 2006 CLK320: 1 complaint, 0 recalls
  2. 2009 CLK320: 1 complaint, 0 recalls
  3. 2005 CLK320: 12 complaints, 3 recalls

Complaint counts are not adjusted for how many cars were sold or how long each year has been on the road, so newer and less popular years naturally have fewer complaints. Use them to spot problem patterns, not as a safety ranking.

Most common Mercedes Benz CLK320 problems (all years)

Problem areaComplaintsModel yearsCrashes
Electrical System3170
Air Bags19613
Seat Belts1352
Structure1161
Tires1080
Power Train851
Vehicle Speed Control844
Engine and Engine Cooling720
Seats650
Visibility530
Engine440
Fuel System, Gasoline430
Exterior Lighting330
Steering331
Suspension321
Equipment Adaptive/mobility220
Latches/locks/linkages220
Service Brakes220
Service Brakes, Hydraulic220
Visibility/wiper220
Child Seat110
Fuel/propulsion System110
Fuel System, Other110
Wheels110

All Mercedes Benz CLK320 model years

Model yearComplaintsRecallsCrash ratingTop problemCompared with other years
2009 CLK32010—Tires
2008 CLK32000——
2006 CLK32010—Tires
2005 CLK320123—Electrical SystemFewer complaints than other years
2004 CLK320163—Seat BeltsAbout as many complaints as other years
2003 CLK320193—Electrical SystemAbout as many complaints as other years
2002 CLK320160—Electrical SystemAbout as many complaints as other years
2001 CLK320150—Air BagsAbout as many complaints as other years
2000 CLK320170—Electrical SystemAbout as many complaints as other years
1999 CLK320181—Engine and Engine CoolingAbout as many complaints as other years

More from Mercedes Benz: all Mercedes Benz models · Mercedes Benz VIN decoder

Frequently asked questions

Which Mercedes Benz CLK320 years should you stay away from?

No year stands out at twice the typical count; the most complaints are for 2003 (19), 1999 (18), 2000 (17). Counts are not adjusted for how many cars were sold, and newer years have had less time to collect complaints.

What is the biggest problem with the Mercedes Benz CLK320?

Electrical System, with 31 complaints across 7 model years.

How many recalls does the Mercedes Benz CLK320 have?

4 safety recalls across all model years. Each model year page lists its recalls and fixes.