Mercedes C CLK W203 C209 Air Conditioning Heater Matrix Unit Housing Box

Mercedes C CLK W203 C209 Air Conditioning Heater Matrix Unit Housing Box is a factory HVAC system component designed for installation in the rear left section of the vehicle. It ensures stable mounting of the heat exchanger and air conditioning components, which translates into efficient airflow management in the cabin and proper operation of the entire heating and cooling system. This solution is dedicated to Mercedes models, allowing for a precise, technically correct repair of the system.

Specifications and technical data

• SKU: rhd-A2098300062
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2098300062
• Substitutable numbers: A2098300062, A 209 830 00 62, A 2098300062
• Location on the vehicle: Rear, Left
• Category: Other Air Conditioning & Heating

Purpose and function in the HVAC system

The described Mercedes C CLK W203 C209 Air Conditioning Heater Matrix Unit Housing Box is a structural element responsible for the correct positioning of the heater core and air conditioning components in the rear left part of the body. Thanks to its specifically designed geometry, it ensures:

• stable mounting of the heat exchanger and air ducts,
• controlled airflow within the heating and cooling system,
• proper air routing to the appropriate interior zones.

Such a solution helps maintain passenger thermal comfort and reduces the risk of improper vent operation resulting from play or deformation of mounting elements.

Compatibility with Mercedes C W203 and CLK C209

The housing has been designed specifically for the Mercedes C-Class W203 generation and Mercedes CLK C209 generation models, which guarantees a proper fit to factory mounting points. The location in the rear left zone of the vehicle means that this component works with the rear part of the HVAC installation, being responsible for:

• integration with existing air ducts,
• maintaining factory rigidity and system tightness,
• easier installation without the need for interior structure modifications.

As a result, the housing is a suitable choice for both post-accident repairs and the replacement of worn or damaged heating and air conditioning system components.

Component characteristics and advantages of use

As an original component from the Mercedes group, the Mercedes C CLK W203 C209 Air Conditioning Heater Matrix Unit Housing Box stands out due to its construction tailored to the specific requirements of C/CLK models. Using this component allows you to:

• recreate the factory HVAC system geometry in the rear part of the vehicle,
• minimize unwanted vibrations and noise in the air duct area,
• maintain proper connection tightness, which promotes heating and cooling efficiency.

The used component is a cost-effective solution while maintaining original mounting specifications and compatibility with factory sub-assemblies.

Professional installation and service application

Due to its location in the rear left part of the vehicle, the installation of the housing requires access to interior elements and the HVAC system. It is recommended that the work be performed by a workshop with experience in servicing Mercedes models, which will allow you to:

• ensure proper seating of the housing relative to the body and air ducts,
• check the tightness of connections after installation,
• verify the correct operation of the vents in the rear part of the cabin.

This approach reduces the risk of subsequent leaks and guarantees stable operation of the heating and air conditioning system during daily use.

If you are planning a comprehensive repair or upgrade of the heating and air conditioning zone in your Mercedes and need other elements from the same group, such as housings, air ducts, or additional HVAC modules, check the available parts in the Other Mercedes category.

For a comparison of solutions used in sports designs of other brands and a better understanding of the differences in the construction of powertrains and their accompanying systems, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how manufacturers design key components in high-performance cars.