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.

More information

Find it faster

Match to your vehicle

Make

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

Product currently unavailable

Part no. A2129002814

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

Product currently unavailable

Part no. A0032308411

Mercedes W221 Air Conditioning Compressor OM646 Air Con A/C Unit A0032308411

Product currently unavailable

Part no. A1688200897

Mercedes W168 Blower Motor Heater Resistor A1688200897

Product currently unavailable

Part no. A2208310846

Mercedes-Benz S-Class W220 Right O/S Air Duct Plastic Pipe Hose A2208310846

Product currently unavailable

Part no. A6398312045

Mercedes Vito Viano W639 Air Conditioning Air Duct Channel Tube Rear A6398312045

Product currently unavailable

Part no. A4158300100

Mercedes W415 Air Conditioning Compressor A/C Pump A4158300100

Product currently unavailable

Part no. A2049001007

Mercedes W204 Heater Climate Control Switch Panel Air Conditioning A2049001007

Product currently unavailable

Part no. A0032308511

Air Conditioning Compressor Mercedes W204 W212 M271 OM651 A/C Pump A0032308511

Product currently unavailable

Part no. A0995000002-1

Condenser Mercedes GLE C292 ML W166 Air Conditioning A/C Radiator A0995000002

Product currently unavailable

Part no. A2128302854

Air Vent Mercedes W212 Fresh Center Dash Dashboard Trim Panel Grille A2128302854

Product currently unavailable

Part no. A6398300115

Mercedes Vito W639 Air Con Refrigerant Pipe Conditioning Line Hose A6398300115

Product currently unavailable

Part no. A6399061300-1

Mercedes Vito W639 Air Conditioning A/C Control Panel Switch A6399061300

Product currently unavailable

Part no. A1669064001

Mercedes W166 C292 Blower Resistor Heater Fan Regulator Control Unit A2479061901

Product currently unavailable

Part no. A1668302315

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

Product currently unavailable

Part no. A0048304184

Mercedes Vito Viano W639 Expansion Valve A/C Air Conditioning Valve A0048304184

Product currently unavailable

Part no. A0995000002

Condenser Mercedes GLE C292 ML W166 Air Conditioning A/C Radiator A0995000002

Product currently unavailable

Part no. A2468303815

Mercedes W176 Air Conditioning Pipe Refrigerant Compressor Line A/C A2468303815

Product currently unavailable

Part no. A6398303700

Mercedes Vito W639 Air Conditioning A/C Refrigerant Pipe Line Hose A6398303700

Product currently unavailable

Part no. A1718300485-1

Mercedes SLK R171 A/C Air Con Heater Climate Control Switch Panel A1718300485

Product currently unavailable

Part no. A0008302800

Mercedes W205 M274 Petrol Air Conditioning Compressor Pump A/C A0008302800

Product currently unavailable

Part no. A2469000515-1

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

Product currently unavailable

Part no. A0012305611-1

Mercedes W203 C209 Diesel Air Conditioning Compressor A0012305611

Product currently unavailable

Part no. A2129008608-1

Mercedes W212 Air Conditioning Unit Climate Control Switch Panel A2129008608

Product currently unavailable

Part no. A2058311445

Air Duct Mercedes W205 Rear Right Passenger Cabin Ventilation A2058311445

Product currently unavailable

Part no. A2208300261

Mercedes-Benz CL S Class W215 W220 Heat Exchanger Interior Heating A2208300261

Product currently unavailable

Part no. 3C0820721R

Volkswagen Passat B7 Air Conditioning A/C Pipe Hose Refrigerant Line 3C0820721R

Product currently unavailable

Part no. A2112421001

Mercedes-Benz E-Class S211 W211 Gearbox Rear Mount Bracket Holder A2112421001

Product currently unavailable

Part no. A2059058913

Mercedes W205 C253 Climate Control Panel Heater Switch Unit A2059058913

Product currently unavailable

Part no. A2049003803-1

Mercedes W204 Air Conditioning Panel Climate Heater Control Unit A2049003803

Product currently unavailable

Part no. A1688205110

Mercedes W168 Switch Control Panel ASR Off Wiper Heat Switch A1688205110

Product currently unavailable

Part no. A2712030164-1

Mercedes W204 M271 Heater Water Coolant Pump Control Unit Valve A2712030164

Product currently unavailable

Part no. A1122301756

Compressor Hose Mercedes W163 W639 W220 Air Conditioning Pipe A1122301756

Product currently unavailable

Part no. A2118302090

Mercedes W211 Heater Air Conditioning A/C Climate Control Panel A2118302090

Product currently unavailable

Part no. A0022305811-1

Mercedes W164 W251 Air Conditioning Compressor Pump Unit A0022305811

Product currently unavailable

Part no. A1669000106

AC Switch Mercedes ML W166 Air Conditioning Blower Control Panel A1669000106

Product currently unavailable

Part no. A0012303211-1

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

Product currently unavailable

Part no. A0005061300-1

Mercedes C118 W177 W205 W206 W213 W247 C257 Battery Cooling Valve A0005061300

Product currently unavailable

Part no. A1695001254-2

Mercedes W169 Air Conditioning Cooling Radiator Condenser A/C A1695001254

Product currently unavailable

Part no. A6398300854

Mercedes Vito W639 Air Vent Grille Rear Right O/S Roof Trim Nozzle A6398300854

Product currently unavailable

Part no. A0012308311-1

Mercedes W164 W251 Air Conditioning Compressor Air Con A/C Pump A0012308311

Product currently unavailable

Part no. A2059054706

Air Conditioning Panel Mercedes W205 C253 Climate Control Switch A2059054706

Product currently unavailable

Part no. A0008305600

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

Product currently unavailable

Part no. A2098300085

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

Product currently unavailable

Part no. A1728300108

Mercedes R172 Seat Air Scarf Radial Heater Blower Left Right N/O/S A1728300108

Product currently unavailable

Part no. A0002306511

Mercedes W203 200 220 CDI 240 320 Air Conditioning Compressor A0002306511

Product currently unavailable

Part no. A6398300145-1

Mercedes Vito Viano W639 Air Vent Channel Defroster Trim Right A6398300145

Product currently unavailable

Part no. A2208313546

Mercedes-Benz CL S Class C215 W220 Air Duct Plastic Pipe Left N/S A2208313546

Product currently unavailable

Part no. A2722300756

Air Conditioning Pipe Mercedes W203 W209 M272 Petrol Compressor Pipe A2722300756

Product currently unavailable

Part no. A0008308700

Mercedes W205 Air Condition Conditioning Compressor A/C Unit A0008308700

Product currently unavailable

Part no. A6399002600

Mercedes W639 Heater Booster Matrix Electric Auxiliary A6399002600

Product currently unavailable

Part no. A6398302254

Mercedes W639 Headliner Rear Air Vent Nozzle Unit Trim Left N/S A6398302254

Product currently unavailable

Part no. A9068311545

Mercedes-Benz Sprinter W906 Dashboard Left N/S Air Duct Pipe Channel A9068311545

Product currently unavailable

Part no. A1698304160

Mercedes A B W169 W245 Air Conditioning Heater Matrix Unit Housing Box Diesel

Product currently unavailable

Part no. A0038357501

Mercedes Vito W639 Heater Radiator Air Conditioning Matrix Unit A0038357501

Product currently unavailable

Part no. A1122303256

Mercedes-Benz E W210 M112 240 280 320 Air Conditioning Radiator Suction Pipe

Product currently unavailable

Part no. A6460700532

Mercedes C W203 OM646 Fuel Injector to Tank Feed Lines Pipes Diesel A6460700532

Product currently unavailable

Part no. A4478306701

Mercedes Vito W447 Air Conditioning Compressor A/C Pump A4478306701

Product currently unavailable

Part no. A0018002675

Mercedes Sprinter W901 Air Heater Flap Motor Actuator Flap Control A0018002675

Product currently unavailable

Part no. A0995003100

Mercedes W213 Air Conditioning Cooling Radiator Condenser A/C A0995003100

Product currently unavailable

Part no. A1648310046

Mercedes W164 Air Duct Hose Line Pipe Rear Center A1648310046

Product currently unavailable

Part no. A2078300008-1

Convertible Seat Blower Mercedes A207 W207 Motor Fan Headrest Unit A2078300008

Product currently unavailable

Part no. A1298300608

Mercedes ML SL W129 R129 W163 Cooling Fan Blower Motor A1298300608

Product currently unavailable

Part no. A0008304400

Mercedes W204 W447 Diesel Air Conditioning Pump Compressor Climate A0008304400

Product currently unavailable

Part no. A1718300485

Mercedes SLK R171 A/C Air Con Heater Climate Control Switch Panel A1718300485

Product currently unavailable

Part no. A6398301985

Mercedes Vito Viano W639 AC Climate Heater Control Unit Switch Panel A6394460728

Product currently unavailable

Part no. A1688200542

Mercedes-Benz A-Class W168 Heater Blower Motor Fan Unit A1688200542

Product currently unavailable

Part no. A2108206210-1

Mercedes SLK R170 W202 C208 W210 Heater Blower Motor Fan Resistor A2108206210

Product currently unavailable

Part no. A2098300123

Mercedes C209 Air Duct Guide Channel Ball Left N/S A2098300123

Product currently unavailable

Part no. A1718300785-1

Mercedes R171 Heater Climate Conditioning Control Panel A1718300785

Product currently unavailable

Part no. A0032308811-1

Mercedes W204 C207 W212 C218 A/C Air Conditioning Compressor Pump A0032308811

Product currently unavailable

Part no. A0022304711

Air Conditioning Compressor Mercedes W169 W245 Petrol M266 A/C Pump A0022304711

Product currently unavailable

Part no. A2138301201

Air Conditioning Pipe Mercedes W213 GLC X253 Refrigerant A/C Hose A2138301201

Product currently unavailable

Part no. A2045000654

Mercedes W204 C207 W212 Air Con A/C Cooling Radiator Condenser A2045000654

Product currently unavailable

Part no. A6398301785

Mercedes Vito W639 Rear Climate Heater Control Unit Switch Panel A6398301785

Product currently unavailable

Part no. A2129006527-1

Mercedes W207 W212 Automatic Air Conditioning Switch Control Panel A2129006527

Product currently unavailable

Part no. A0012301211

Air Conditioning Compressor Mercedes W211 Air Con A/C Unit A0012301211

Product currently unavailable

Part no. A6398301715

Mercedes Vito W639 Air Conditioning Suction Hose A/C Compressor Pipe A6398301715

Product currently unavailable

Part no. A6462340539

Mercedes W906 Carrier Air Conditioning Compressor A/C Bracket OM646 A6462340539

Product currently unavailable

Part no. A0008305301

Mercedes SLK R171 Air Conditioning Compressor Air Con A/C M274 A0008305301

Product currently unavailable

Part no. A6399060000

Mercedes Vito W639 Air Conditioning A/C Control Switch Panel Unit A6399060000

Product currently unavailable

Part no. A0998300061-1

Heat Exchanger Mercedes X253 A/C Heater Core Radiator A0998300061

Product currently unavailable

Part no. A1698301785

Climate Control Panel Mercedes W169 W245 Heater Unit Switch A1698301785

Product currently unavailable

Part no. A9065051455

Mercedes Sprinter W906 W907 Diesel A/C Radiator Shroud Fan Blower A9065051455

Product currently unavailable

Part no. A0022305811

Mercedes W164 W251 Diesel Air Conditioning Compressor Unit A0022305811

Product currently unavailable

Part no. A2475066100

Mercedes W177 Air Con Pipe Conditioning Line Hose A/C A2475066100

Product currently unavailable

Part no. A6394460429

Mercedes Vito W639 Heat Exchanger Heater Matrix Radiator Core Unit A6394460429

Product currently unavailable

Part no. A2215050141

Condenser Frame Mercedes W221 Radiator Cooler Mount Holder Bracket A2215050141

Product currently unavailable

Part no. A2712300556-1

Mercedes C CLK W203 C209 OM271 Kompressor Air Conditioning Air Con Pipe Line

Product currently unavailable

Part no. A1132301856

Mercedes W203 AMG Air Conditioning A/C Pipe Hose Refrigerant Line A1132301856

Product currently unavailable

Part no. A1408001678

Mercedes W140 Seat Switch Front Right Lumbar Control Buttons Unit A1408001678

Product currently unavailable

Part no. A2118301590

Mercedes W211 Dashboard Air Vents A/C Heater Climate Control Panel A2118301590

Product currently unavailable

Part no. A1718301354

Mercedes SLK R171 Air Vent A/C Dashboard Dash Center Grill Black A1718301354

Product currently unavailable

Part no. A0032308411-1

Air Conditioning Compressor Mercedes W221 OM646 Air Con A/C Unit A0032308411

Product currently unavailable

Part no. A2049003803

Mercedes W204 Air Conditioning Panel Climate Heater Control Unit A2049003803

Product currently unavailable

Part no. A6398350270

Mercedes W639 Air Conditioning Cooling Radiator Condenser A/C A6398350270

Product currently unavailable

Part no. A2468300902

Mercedes W176 A/C Air Contitioning Pipe Hose Line Tube A2468300902

Product currently unavailable

Part no. A6462300456

Air Conditioning Pipe Mercedes CL203 W209 A/C Hose Refrigerant Line A6462300456

Product currently unavailable

Part no. A0008303702

Air Conditioning Pump Mercedes W166 C217 W222 W292 A/C Compressor A0008303702

Product currently unavailable

...

Showing 694-792 of 811 products