Problems for specific Mercedes-Benz CLK320 years:

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Most reported 2003 Mercedes-Benz CLK320 problems

 

Verified for the Mercedes-Benz CLK320

A repetitive clicking noise from behind the center area of the dash panel is usually caused by a broken stepper motor actuating arm. The actuating arm controls the direction of air flow in the climate control system. Disassembly of the center console will be required to access and change the broken arm with the updated, reinforced part.

5 Reports
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Verified for the Mercedes-Benz CLK320

The sway bar end link joints may wear and cause a knocking noise over bumps. Loose or warn links should be replaced to correct this type of noise.

4 Reports
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Verified for the Mercedes-Benz CLK320

The mass air flow sensor can fail, resulting in poor fuel economy and Check Engine Light illumination.

4 Reports
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Verified for the Mercedes-Benz CLK320

Ball joints can wear out prematurely, causing wear in the tires.

4 Reports
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Verified for the Mercedes-Benz CLK320
The heater case for the center vents can crack near the stop sensors. If the stops break, the control motor will not know when to stop and will run continuously.
3 Reports
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Verified for the Mercedes-Benz CLK320

Failed spark plug wires and/or ignition coils can cause intermittent misfires (rough running); the Check Engine Light may also illuminate. Diagnoses of the ignition system will be necessary to determine which components are at fault.

3 Reports
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Verified for the Mercedes-Benz CLK320
The hold down nut for the upper front strut area can become loose, causing a knocking noise. This can be repaired without removing the strut assembly.
3 Reports
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Verified for the Mercedes-Benz CLK320

The heating, ventilation and AC (HVAC) heater box is susceptible to mildew buildup. This can result in a musty odor from the HVAC system, most noticeable when the system is first turned on.

3 Reports
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