What is the construction and purpose of air conditioning and heating systems?

Air conditioning and heating systems are systems responsible for regulating temperature, humidity, and air circulation in the vehicle cabin. They consist of cooling and heating parts, and their elements are located both in the engine compartment and under the dashboard. A typical set includes, among others, a compressor, condenser, evaporator, heater core, blower, and control modules.

What are air conditioning and heating systems used for?

Air conditioning and heating systems are used to maintain appropriate conditions inside the car throughout the year. They are responsible for cooling in summer, heating in winter, and dehumidifying the air when defrosting windows. Their efficiency also affects driver comfort, visibility, and the correct operation of automatic airflow control.

What is the construction and function of the blower module?

The blower module is a set of ducts, flaps, actuators, and housings through which air enters the cabin. It is used to direct the stream to the windshield, feet, or the central zone and to mix warm and cool air. Depending on the version, it works with actuator motors, temperature sensors, and the control panel.

How to select a part for a specific car?

When selecting, it is best to compare the OEM number, engine version, A/C type, and the layout of mounts and connectors. In many cases, the pre-facelift or post-facelift version, the type of control panel, and the presence of additional sensors also matter. A safe solution is to verify the part by VIN or by the number of the removed element.

What symptoms indicate a problem with the air conditioning or heating system?

Typical symptoms include poor cooling, lack of heating, fogging windows, uneven blower operation, and unusual noises after turning on the air conditioning. In practice, the cause may be a leak in the lines, a worn compressor, a damaged control panel, or a faulty flap motor. It is also worth checking the cabin filter and the patency of the condensate drain.

What to pay attention to before installing a used HVAC component?

Before installation, it is worth comparing the condition of the housing, the completeness of ports, mounts, and electrical plugs, and the compliance of catalog numbers. For parts such as a compressor, evaporator, or heater core, it is also important to check for leaks and signs of previous repairs. A well-chosen element reduces the risk of re-removal and facilitates proper fitting with the rest of the system.

Air conditioning and heating installations

At Global Parts, we offer a wide selection of original used car parts, including air conditioning and heating parts for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our air conditioning and heating parts undergoes quality control to ensure you receive a top-quality product.

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Climate Control Panel Mercedes W203 W209 Heater Switch Air Con A/C A2098300085

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

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Mercedes SLK R172 Heater Matrix Radiator Heat Exchanger Air Con A/C A1728350101

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Mercedes W447 Climate Heater Control Panel Air Conditioning Switch A4479004815

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Air Conditioning Condenser Mercedes W211 CLS C219 OM642 A/C Air Con A2115000554

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Mercedes W910 Diffuser Fan Engine Blower 1000W A9079064600

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Mercedes Vito W639 Switch Control Panel Block ASR Wiper Heat Hazard A6398701910

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Air Conditioning Compressor Mercedes W205 W213 M274 A/C Pump A0008305600

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AUC Sensor Mercedes W164 W169 W245 Air Quality A/C Air Conditioning A1698300272

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Mercedes W205 W213 Heater Matrix Heat Exchanger Radiator A2058300005

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Mercedes Vito Viano W639 AC Climate Heater Control Unit Switch Panel A6398302085

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Climate Control Mercedes C216 W221 Heater A/C Unit Switch Panel A2218702658

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Mercedes W211 Heater Climate Control Panel Switch Air Con A/C Unit A2118302390

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Mercedes W205 W213 Heater Matrix Heat Exchanger Radiator A2058300005

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Mercedes-Benz A B W176 W246 Air Conditioning Heater Matrix Housing Box Diesel

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Air Conditioning Compressor Mercedes W204 W212 Air Con A/C Pump A0022303111

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Mercedes R171 Heater Climate Conditioning Control Panel Heating A1718300785

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Air Conditioning Compressor Mercedes W639 W906 Air Con A/C Pump A0012301711

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Mercedes SLK R171 Air Conditioning A/C Pipe Hose Refrigerant Line A1718302415

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Mercedes W204 Air Conditioning Compressor Air Con A/C Pump M271 A0022304911

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Mercedes W210 R170 E-Box Module Case Blower Motor Control Unit Fan A2105450195

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Mercedes ML W164 Heater Blower Motor Fan A1648300008

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Mercedes Vito Viano W639 AC Climate Heater Control Unit Switch Panel A6394460828

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Blower Mercedes W164 Automatic A/C Heater Blower Fan Housing Motor A1648300008

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Mercedes W639 Air Conditioning Cooling Radiator Condenser A/C A6398350800

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Convertible Seat Blower Mercedes A207 W207 Motor Fan Headrest Unit A2078300008

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Mercedes A Class W169 Air Conditioning Heater Matrix Unit Housing Box Petrol

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Mercedes-Benz ML W164 GL X164 Air Conditioning Expansion Pressure Pipe Line

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Mercedes-Benz W221 Pressure Hose Pipe Air Conditioning Condenser A2218308315

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Mercedes-Benz S-Class W221 Air Conditioning Heater Matrix Blower Housing Box

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Mercedes W212 Air Conditioning Climate Control Unit Switch Panel A2129004100

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Mercedes W177 Air Con Refrigerant Pipe Conditioning Line Hose A/C A1778305601

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Air Conditioning Pipe Mercedes X156 W176CW246 A/C Coolant Hose Line A2468301202

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Mercedes ML W164 W251 Air Conditioning A/C Heater Matrix Evaporator A1648300058

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Mercedes W205 C253 A/C Air Con Conditioning Compressor Pump M276 A0008303002

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Mercedes W164 Air Conditioning A/C Condenser Radiator Diesel OM642 A2515000054

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Air Conditioning Compressor Mercedes W213 OM654 Diesel A/C Pump A0008301301

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Mercedes-Benz S-Class W220 Heater Blower Motor Fan Unit A2209060000

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Air Conditioning Compressor Mercedes W639 W906 OM642 A/C Pump A0012303211

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Mercedes W177 Heater Matrix Electric Auxiliary Heater Radiator A2478301000

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Mercedes-Benz A B W169 W245 1 Dashboard Dash Center Air Vent Grill A1698300054

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Mercedes-Benz E W211 Air Conditioning AC A/C Pressure Switch Sensor A1408300072

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Mercedes W203 Petrol Air Conditioning Condenser Cooling Radiator A2035002154

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Mercedes W212 Air Conditioning Panel Automatic Heater A/C Control A2129002814

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Air Conditioning Panel Mercedes W907 W910 Heater Control Switch A2469000715

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AC Switch Mercedes ML W166 Air Conditioning Blower Control Panel A1669000106

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Mercedes-Benz E-Class W210 Heater Blower Motor Fan Unit A2108203842

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Mercedes Sprinter W906 Air Conditioning Cooling Radiator Air Con A/C A0038358901

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Air Conditioning Pipe Mercedes X156 W176 W246 A/C Coolant Hose Line A2468301102

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Mercedes Benz C CLK W203 C209 Diesel Air Conditioning Compressor A0012305611

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Mercedes W205 Air Con Pipe Conditioning Line Hose A/C A2058305301

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Air Conditioning Pipe Mercedes W209 Condenser Expansion Line A/C A2098300415

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Mercedes Sprinter W907 W910 Air Conditioning Stepper Motor A0009065913

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Mercedes-Benz E-Class W211 Rear Centre Space Air Vent Grille Nozzle A2118300954

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Mercedes W906 Carrier Air Conditioning Compressor A/C Bracket A6512340139

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Mercedes Citan W415 Blower Heater Fan Resistor Regulator A4159064200

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Heater Mercedes Vito W636 W639 Electric Heater Booster PTC Matrix A6399007000

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Mercedes W205 Air Conditioning A/C Air Con Pipe Hose Line A2058304003

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Air Duct Mercedes W221 W216 Deflector Bottom Rear Left N/S A2218300946

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Mercedes Sprinter W906 Air Heater Flap Motor Actuator Stepper A0008206008

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Mercedes W204 CLS C218 Air Con Climate Control Heater Switch Panel A2049004312

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Mercedes W176 W246 Climate Control Panel Heater Switch Air Con A/C A2469002208

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Air Conditioning Pipe Mercedes W166 Refrigerant A/C Hose Line A1668300215

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Mercedes W176 Air Conditioning Panel Automatic Heater A/C Control A2469000515

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Mercedes W204 Heater Climate Control Panel Switch Air Con A/C Unit A2049009104

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Mercedes W211 OM642 Air Conditioning Refrigerant Compressor A/C Pump A0012308611

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Mercedes W164 Air Condition Climate Control Module Unit A2518702290

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Refrigerant Hose Pipe Mercedes W204 W212 Air Con Condenser Line A2048305216

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Mercedes ML W164 X164 Heater Blower Actuator Motor Fan Module Unit A1648350407

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Mercedes W906 Air Distribution Heater Regulator Motor A0008205808

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Mercedes Vito W639 Air Con Refrigerant Pipe Conditioning Line Hose A6398300115

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Mercedes Sprinter W906 Air Conditioning A/C Air Con Hose Pipe Line A9068308600

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Condenser Line Mercedes W212 C218 Air Conditioning Refrigerant Pipe A2128302016

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Mercedes W907 Air Condition A/C Heater Climate Control Panel A9079054806

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Air Vent Mercedes W212 Fresh Centre Console Trim Panel Grille A2128300954

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Mercedes W221 Air Conditioning Coolant Suction Pipe Line Hose A2218301316

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Mercedes W203 Air Conditioning Duct Central Left N/S Channel Tube A2038320325

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Air Conditioning Compressor Mercedes R170 W202 W210 W638 A/C Pump A0002307011

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Mercedes Vito W639 Switch Control Panel Block ASR Wiper Heat Hazard A6398701910

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Mercedes C218 Front Radiator Condenser Support Bracket Mount Panel A0995000854

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Mercedes SLK R171 Air Conditioning A/C Heater Matrix Evaporator Unit A1718300158

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Mercedes W211 C219 Air Conditioning Condenser OM642 A/C BEHR 8FC 351 300-711

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Mercedes W205 Air Conditioning Pipe A/C Hose Line A2058304805

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Mercedes W639 W906 A/C Air Conditioning Compressor Climate Pump A0022307711

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Mercedes Vito W639 Condenser Air Conditioning A/C Climate Radiator A6398350070

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Mercedes Vito W447 Air Conditioning Pipe Refrigerant Hose Line A/C A4478300902

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Mercedes ML W166 Air Conditioning A/C Heater Switch Control Panel A1669008103

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Mercedes W221 Heater Evaporator A/C Air Conditioning Heating Unit A2218300158

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Evaporator AC Mercedes W205 W222 Air Conditioning Heat Exchanger A2228300402

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Mercedes ML W166 GL X166 GLE C292 Heater Blower Motor Fan Unit A1669066200

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Mercedes C207 W212 Climate Heater Control Switch Panel Unit A2129005018

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Mercedes R171 A/C Air Con Air Conditioning Pipe Hose Line A1718301615

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Mercedes W221 A/C Air Condition Radiator Pipe Hose Line Tube A2218300016

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Mercedes W211 Dashboard Centre Air Vent A/C Heater Climate Control A2118300490

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