2004 Mercedes Benz Clk Class problems, complaints & recalls
Most-reported problem areas: Tires:sidewall (1) · Tires (1) · Seat Belts:front:retractor (1)
🧭 Reliability snapshot
Compared against other Mercedes Benz Clk Class model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (8)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Power Train 2014-06-30 · LI27.60-P-059296 · Service Bulletin/Repair Instructions
selector lever blocks in position "p" (brake applied)
Equipment:electrical:anti-Theft Devices 2014-06-20 · LI68.05-P-059193 · Service Bulletin/Repair Instructions
sentex gate operator with clik card remote not compatible with homelink
Electrical System 2013-02-22 · LI83.00-P-052510 · Service Bulletin/Repair Instructions
malfunctions of various control units and/or on-board power supply problems caused by water in the control unit tray under the driver/front passenger seat (dislocated, pinched or leaking condensation hose)
Power Train 2007-01-01 · 2006020008 · Service Bulletin/Repair Instructions
inspect transmission pilot bushing at electrochydraulic unit and replace if necessary. the transmission pilot bushing may have been installed on the control units with non-tempered sealing rings which may cause a small leak to occur. *tt updated 04-11-07. *kb
Engine And Engine Cooling:cooling System:fan 2004-04-01 · 2003110006 · Service Bulletin/Repair Instructions
installation of wiring harness adapter for engine cooling fan malfunction. *tt
Seat Belts:front:buckle Assembly 2003-12-22 · 010104 · Service Bulletin/Repair Instructions
voluntary recall campaign 2003 seat belt buckle. *jb
Showing the 6 most recent of 8 bulletins. Search all of them free at nhtsa.gov.
What owners report
2011-12-21 · Seat Belts · 111,000 mi“tl* the contact owns a 2004 mercedes benz clk. the contact stated the front driver's side shoulder seat belt retractor failed to operate. the vehicle was taken to an authorized dealer who informed the seat belt assembly would need to be replaced. the vehicle had not been repaired. the approximate failure mileage was 111,000.…”
2007-03-20 · Tires“keyes mercedes benz sold me a vehicle ,clk 320, with defective tires , and was unwilling to correct the problem. *ak…”
2006-04-20 · Equipment · 17,900 mi“while using the cup holder on my 2004 mercedez benz clk vin [xxx] coffee spilled and caused the radio and a/c unit to malfunction. this resulted in almost $2,000 in repair costs. the cup holder in the vehicle is placed directly above the radio and a/c controls. i know that mercedes had problems in the past with the slk models with spills cau…”
2005-04-16 · Tires:sidewall“spare tire folds over when installed in a turn under 55 mph leaving car extremly unstable. *ak…”
2005-04-08 · Power Train:automatic Transmission:torque Converter · 5,600 mi“on monday, april 4th, i was driving my 2004 clk55 convertible to my office, going 55 mph and lost all power. i attempted to put the car into neutral and the car going again, with no success. i was able to pull over on the side of the road, and then drive a few miles per hour to get to a safe place off of the highway. the dealer is telling me t…”
2005-01-06 · Seat Belts:front:retractor“the seat belt retractor was replaced twice. the seat belt mechanism arm malfunctioned. also, transmission was serviced for leaking fluid, and not changing gears.*ak…”
2004-11-30 · Air Bags · 💥 crash“the vehicle was involved in an accident. the impact was so severe that the entire front grill and bumper were ripped off. there was damage on every side of the vehicle. only the right rear air bag deployed. *nm *sc …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.