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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Mercedes W176 A/C Air Conditioning Refrigerant Pipe A2468303215

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2219052700

Mercedes W221 Heater Climate Control Switch Block A2219052700

€42.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2129060015

Mercedes W212 Cooling Fan ECU Control Unit Blower Motor A2129060015

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2218300246

Mercedes W221 Air Vent Duct Channel Bottom Front Right O/S A2218300246

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2469064700

Mercedes W177 Dashboard Centre Ventilation Air Duct Heater Blower A2469064700

€32.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2722300556

Mercedes C209 CL203 Refrigerant Line Compressor To Condenser M272 A2722300556

€32.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2538301400

Air Conditioning Line Mercedes C253 X253 Refrigerant Compressor Pipe A2538301400

€32.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0999063502

Mercedes W177 Actuator A/C Heater Blower Fan Stepper Motor A0999063502

€47.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1718302615

Mercedes SLK R171 Air Conditioning A/C Pipe Hose Refrigerant Line A1718300615

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2044700516

Mercedes W204 C207 Solenoid Valve Dashpot Damping Container A2044700516

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2128302400

Refrigerant Line Mercedes W212 Air conditioning A/C Compressor Pipe A2128302400

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2318300315

Mercedes R231 A/C Air Condition Compressor Hose Pipe Line Tube A2318300315

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2045000554

Mercedes W204 W207 W212 Air Condition AC Cooling Radiator Condenser A2045000554

€28.95

Free delivery: Sep 23 – 25

If paid before 14:00

Part no. A2218704958

Mercedes W221 Air Conditioning A/C Dashboard Heating Control Panel A2218704958

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2438306600

Air Conditioning Pipe Mercedes H243 Refrigerant A/C Hose Line A2438306600

€75.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A6082000500

Heater Pipe Mercedes W177 OM608 Water Hose Coolant Pipe Line A6082000500

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1698301815

Mercedes A Class W169 Air Conditioning Pressure Pipe Hose Line A1698301815

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2128308415

Mercedes W212 Air Conditioning A/C Air Con Hose Pipe Line A2128308415

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. 95861251100-1

Porsche Cayenne 92A Heater Matrix Flap Control Servomotor Unit 95861251100

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2218380106

Mercedes W221 Heater Blower Unit Interior Coolant Fan ECU Motor A2218380106

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2058300215

Mercedes W205 2.1 Diesel A/C Air Con Conditioning Pipe Hose Line A2058300215

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2128300284

Mercedes W212 Expansion Valve A/C Air Conditioning Valve Unit A2128300284

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0008304401-1

Mercedes Vito W447 Heater Radiator Air Conditioning Matrix Unit A0008304401

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0002306211

Mercedes CL203 W203 A/C Air Con Conditioning Compressor Pump A0002306211

€94.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2059058813-1

Air Conditioning Panel Mercedes W205 C253 Climate Control Switch A2059058813

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2438301500

Heat Exchanger Mercedes H243 Air Conditioning Heater Unit A/C A2438301500

€189.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2208313646

Mercedes-Benz CL S Class C215 W220 Air Duct Plastic Pipe Right O/S A2208313646

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0998300600

Expansion Valve Mercedes W205 W213 W238 A/C Air Conditioning Unit A0998300600

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2215010154

Mercedes W221 S500 Condenser Air Conditioning A/C Radiator Cooler A2215010154

€94.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0002309111

Mercedes W209 A/C Air Condition Compressor Pump Unit A0002309111

€94.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2479056703

Mercedes C118 W177 W247 Heater Switch Climate Control Unit Panel A2479056703

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2128300154

Air Vent Mercedes W212 Fresh Left N/S Dashboard Trim Panel Grille A2128300154

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A6282360030

Mercedes ML W164 Diesel OM628 629 Bracket A/C Climate Compressor A6282360030

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2048308215

Mercedes W204 Refrigerant Hose Pipe Air Conditioning Condenser Line A2048308215

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2049980201

Mercedes W204 C207 Front A/C Air Conditioning Hose Pipe Bracket A2049980201

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2058300200-1

Air Duct Mercedes W205 Dashboard Air Channel Right O/S With Motor A2058300200

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0038304560

Compressor Mercedes W176 W242 W246 Air Conditioning Compressor A0038304560

€113.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1698310145

Mercedes-Benz A B Class W169 W245 Air Duct Front Left N/S Cover A1698310145

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2048322225

Mercedes W204 S204 W207 C207 Air Conditioning Hose Cabin Pipe Tube A2048322225

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2468300702

Mercedes GLA X156 W176 Air Conditioning Pipe Hose Line M270 A2468300702

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1698310946

Mercedes-Benz A B Class W169 W245 Air Duct Plastic Pipe Right O/S A1698310946

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A9069051401

Mercedes Sprinter W906 Hazard Warning Light Switch Panel Button A9069051401

€32.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1562030164

Mercedes W204 W212 M156 Heater Water Coolant Control Unit Valve A1562030164

€66.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0008304202

Air Conditioning Compressor Mercedes W177 W247 Air Con A/C Pump A0008304202

€208.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2129005018-2

Climate Heater Control Mercedes C207 W212 Switch Panel Unit A2129005018

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2138303804

A/C Line Mercedes W213 W238 Air Conditioning Pressure Pipe Hose A2138303804

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. lhd-A2218300358

Heater Evaporator Mercedes W221 Air Conditioning Heating Matrix Unit A2218300358

€66.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0008301901

Mercedes W205 W222 Refrigerant Compressor Air Conditioning Pump A0008301901

€275.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2058304502

Air Conditioning Pipe Mercedes W205 Expansion Valve Refrigerant Line A2058304502

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1728302915

Air Conditioning Hose Mercedes SLK R172 Refrigerant Compressor Line A1728302915

€32.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2138602401

A/C Line Mercedes W213 W238 Air Conditioning Pressure Pipe Hose A2138602401

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2228301801

Expansion Valve Mercedes C118 W177 W205 Air Conditioning A/C Valve A2228301801

€94.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2218300384

Mercedes W221 Heater Water Coolant Control Unit Heating Valve A2218300384

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1668302215

Mercedes ML W166 A/C Air Con Air Conditioning Pipe Hose Line OM651 A1668302215

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A4158350700

Mercedes W415 Heater Blower Motor Fan Unit A4158350700

€56.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2048702658

Seat Switch Mercedes W212 Front Right Lumbar Control Buttons Unit A2048702658

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1668302315

Mercedes ML GLE W166 A/C Air Con Air Conditioning Pipe Hose A1668302315

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1638300175

Mercedes-Benz M-Class ML W163 Left N/S Air Vent A/C Dashboard Black A1638300175

€30.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2098310346

Mercedes C209 Air Duct Guide Channel Left N/S A2098310346

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0008300604

Mercedes W206 A/C Air Conditioning Pump Compressor M254 A0008300604

€284.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2228307904

Mercedes C300h W205 Air Conditioning Cutoff Valve A2228307904

€80.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2059063401

Mercedes W205 Heater Water Coolant Control Unit Valve A2059063401

€75.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. a1728300208

Mercedes R172 E-Box Module Case Blower Motor Control Unit Fan A1728300208

€56.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A4158304800

Mercedes W415 Heat Exchanger Heater Blower Radiator A4158304800

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2468300161

Mercedes W176 W246 Air Conditioning A/C Heater Matrix Evaporator A2468300161

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2218703858

Mercedes W221 Blower Motor Heater Fan Resistor Regulator A2218703858

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0008304401

Mercedes Vito W447 Heater Radiator Air Conditioning Matrix Unit A0008304401

€32.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2468302015

Mercedes W176 W246 Air Conditioning A/C Pipe Hose Refrigerant Line A2468302015

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1669000106-1

Mercedes ML W166 Air Conditioning A/C Climate Control Switch Panel A1669000106

€66.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2468303515

Mercedes C117 X156 W176 Refrigerant Pipe Air Conditioning Line Hose A2468303515

€42.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2538301200

Mercedes GLC C253 X253 M274 Air Conditioning Pipe Compressor Hose A2538301200

€51.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1698300003

Mercedes-Benz A-Class W169 Cabin Pollen Air Filter Housing Cover A1698300003

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1698300261-2

Mercedes W169 W245 Heater Booster Matrix Electric Auxiliary A1698300861

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2208300083

Mercedes-Benz CL S C215 W220 Air Con Conditioning Dryer Drier Pump A2208300083

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2218300283-1

Air Conditioning Dryer Mercedes W221 Air Con Drier Tank Pressure Sensor

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2046803508

Mercedes W204 Heater Climate Control Switch Surround Trim A2046803508

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2208310746

Mercedes-Benz S-Class W220 Left N/S Air Duct Plastic Pipe Hose A2208310746

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0008210792

Mercedes Vito W639 Heater Regulator Blower Fan Resistor A0008210792

€85.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2058305404

Mercedes W205 Air Conditioning A/C Pipe Hose Line A2058305404

€37.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2128304515

Mercedes W212 Air Conditioning Pipe Refrigerant Hose Line A2128304515

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0008305100

Mercedes W166 Air Conditioning Compressor Air Con 12V M651 Petrol A0008305100

€180.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1698310245

Mercedes-Benz A B Class W169 W245 Air Duct Front Right O/S Cover A1698310245

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2038218879

Mercedes-Benz C-Class W203 Alarm Door Locking ESP Switch Control Panel

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2208310346

Mercedes-Benz CL S Class C215 W220 Air Duct Plastic Pipe Left N/S A2208310346

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2128309115

Mercedes W212 Air Conditioning Pipe Refrigerant Hose Line A/C A2128309115

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2058306801

Mercedes W205 A/C Air Conditioning Pipe Hose Line Fitting OM651 A2058306801

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0008212992

Mercedes W906 Blower Motor Heater Resistor A0008212992

€75.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2048302815

Air Conditioning Pipe Mercedes W204 W207 Refrigerant A/C Hose Line A2048302815

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2468300161-1

Mercedes W176 W246 Air Conditioning A/C Heater Matrix Evaporator A2468300161

€37.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A0045429018

Mercedes W164 W169 W204 C219 W221 Air Conditioning Pressure Sensor A0045429018

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A1768302200

Mercedes A45 W176 Air Conditioning AC Pipe Hose A1768302200

€56.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2128301216

Mercedes W212 Hybrid Air Conditioning Pipe Hose A2128301216

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2058306201

Mercedes W205 Air Conditioning Pipe Refrigerant A/C Hose Line A2058306201

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2198302885

Mercedes CLS C219 Climate Control Heater AC Panel A2198302885

€23.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2465000454

Air Conditioning Condenser Mercedes W176 W246 Radiator Air Con A/C A2465000454

€61.95

Free delivery: Sep 23 – 25

If paid before 14:00

Part no. A2055062160

Mercedes W205 C350 A/C Engine Coolant Water Hose Pipe Line A2055062160

€51.95

Free delivery: Sep 24 – 25

If paid before 14:00

Part no. A2048303115

Refrigerant Line Mercedes W204 Air Conditioning Compressor Hose A2048303115

€28.95

Free delivery: Sep 24 – 25

If paid before 14:00

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