The 1999 Mercedes-Benz Clk320 has 1 NHTSA recall campaign affecting an estimated 2,600 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 29 complaints with NHTSA, most often about the unknown or other. Last updated July 5, 2026.
VEHICLE DESCRIPTION: PASSENGER VEHICLES. A DEFECTIVE WELD WAS DISCOVERED ON THE WELD NUT FOR THE BOLT USED TO SECURE THE FRONT SHOULDER SEAT BELT GUIDES.
DUE TO THIS DEFECTIVE WELD, THE ANCHORAGES MAY NOT ADEQUATELY SECURE THE FRONT SEAT BELTS IN THE EVENT OF A CRASH.
DEALERS WILL REPAIR THE SHOULDER BELT ANCHOR ASSEMBLY.
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“Tl* the contact owns a 1999 mercedes benz clk320. The contact stated that while driving approximately 65 mph, the sun roof suddenly shattered without warning. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was 199,000.”
“Rear roll bar will not raise or lower, could be fatal to rear passengers in a roll over situation. Roll bar/ head restraints stuck in lower position. This was an intermittent problem at first, now it does not work at all. Switch will not raise or lower roll bar all the way; as a result, cannot…”
“Mercedes benz 1999 clk320: the outside mirror on the driver's door has turned so dark, it is virtually black and the driver cannot see anything in it. This inability to see in this exterior side-view mirror is extremely dangerous. It probably is caused by changes in the coating that is supposed to…”
“Mercedes benz 1999 clk320: the outside mirror on the driver's door has turned so dark, it is virtually black and the driver cannot see anything in it. This inability to see in this exterior side-view mirror is extremely dangerous. It probably is caused by changes in the coating that is supposed to…”
“Numerous complaints about a faulty crankshaft position sensor in mercedes benz vehicles that prevents cars from starting and also shuts them off whilst on the road and in motion. Car died on me 6 times. Luckily, I wasn't traveling very fast but this is very unsafe but I did cause a traffic delay…”
“Dt: vehicle is burning oil. Dealer said they can't find the cause of the problem. Manufacturer has not been contacted yet. Independent mechanic stated that the vehicle was burning excessive oil, and recommended that the dealer or manufacturer look into it.*ak”
“(1) vibrations of engine at idle was felt 1 day prior to the failure. (2) heard loud/knocking noise the next day while driving home. (3) home inspections revealed disengagement of the outer belt pulley from the harmonic balancer.*ak (4) called the san diego dealer for a repair/replacement. (5) the…”
“While driving about 10 mph, power steering went out, dealer replaced the lower engine pulley. *jb”
THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED THIS PRELIMINARY EVALUATION TO INVESTIGATE ALLEGATIONS OF ENGINE CRANKSHAFT PULLEY HARMONIC BALANCER FAILURE THAT COULD RESULT IN LOSS OF POWER-STEERING ASSIST.ODI HAS RECEIVED A TOTAL OF 546 NON-DUPLICATIVE REPORTS THAT ALLEGE ENGINE CRANKSHAFT PULLEY HARMONIC…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1999 Mercedes-Benz Clk320 as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.