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

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Mercedes Sprinter W906 Air Heater Flap Motor Actuator Stepper A0008206008

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Condenser Bracket BMW F20 F21 F30 F31 LCI Air Conditioning Mount Support 9343668

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BMW F10 F11 Air Conditioning A/C Climate Control Switch Unit Panel 9241239

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Air Conditioning Panel Mini Cooper One R50 R52 R53 Climate Control A/C 1502215

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BMW E81 E82 E87 LCI N43 Petrol Pressure Hose Compressor Condenser Pipe 9223322

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BMW F30 F32 335dX 435dX N57Z xDrive Air Conditioning Condenser Radiator 6804723

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

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BMW 3 Series E46 M Aerodynamic Front Bumper Left Brake Air Duct N/S 7893129

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

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BMW E92 E93 Air Conditioning Switch Automatic A/C Heater Control Panel 9287626

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Lexus LS400 Car Radio Player Audio Unit Premium Sound System 86120-50381

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Volkswagen Polo Mk5 6R Heater Climate Control Panel A/C Switch 6R0820045N

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Citroen Relay III Opel Movano Radiator Cooling System Fan Shroud 1671896380

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BMW X5 Series E53 Automatic Air Conditioning Control 6926883

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Part no. 1K0820859T

Volkswagen VW Polo 6R Air Conditioning Compressor A/C Unit Pump 1K0820859T

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Part no. CPLA-19E932-AF

Range Rover Sport L494 A/C Air Conditioning Condenser Outlet Hose CPLA-19E932-AF

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BMW X5 Series E53 M62 4.4i Petrol Evaporator Compressor Suction Pipe 8409072

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Part no. RHD-9231970-2

BMW F30 F31 F32 F33 Fresh Air Grille Dash Vent Left N/S 9231970

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

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Part no. 8V0820043

Audi A3 8V Air Conditioning Panel A/C Heater Blower Climate Control 8V0820043Q

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BMW F10 F11 LCI B47 Air Conditioning Coolant Suction Pipe Line 9321045

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BMW 1 3 Series E81 E87N E90 E91 LCI Bracket Pressure Pipe Air Conditioner A/C

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Part no. A2469000515-1

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

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Part no. 6C0820743AE

Seat Ibiza Mk4 Air Conditioning Line A/C Air Con Pipe Hose Petrol 6C0820743AE

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BMW 5 Series E60 E61 Control Unit Panel Automatic Air Conditioning A/C High

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Part no. 6972163-1

BMW X5 Series E53 Automatic A/C Air Conditioning Control Switches 6972163

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Part no. A2129007504

Mercedes W212 Air Conditioning Panel Automatic Heater A/C Control A2129007504

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Part no. rhd-9283002

BMW i3 I01 Dashboard Fresh Air Vent Grille Right O/S Driver's Side 9283002

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Part no. RHD-LR086147

Range Rover Sport L494 Heater Blower Motor Fan LR086147

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Part no. A2049009104-1

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

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Part no. A0012308611

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

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BMW 7 Series E65 E66 Air Con Condenser Evaporator Pressure Hose Diesel 8385266

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Part no. GK21-19D629-DA-1

Ford Transit Custom A/C Air Condition Pump Compressor 2.0 Ecoblue GK2119D629DA

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Part no. A2048303290

Climate Control Panel Mercedes W204 W212 A/C Heater Unit Switch Rear A2048303290

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Part no. 1K0907044DE

Volkswagen VW Golf MK5 1K Air Conditioning Panel Control Switch 1K0907044DE

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Part no. A2518702290

Mercedes W164 Air Condition Climate Control Module Unit A2518702290

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Part no. A2048305216

Refrigerant Hose Pipe Mercedes W204 W212 Air Con Condenser Line A2048305216

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Part no. A2128340060

Mercedes W207 W212 W218 Heater Matrix Heat Exchanger Radiator L0329002

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BMW E90 Air Condition Sunction Pipe Hose Line 9209716

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BMW E90 Air Condition Sunction Pipe Hose Line 9209716

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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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Audi A6 C7 A7 4G8 Air Conditioning Pipe Refrigerant Hose Line Pipe 4G0260701CG

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Mercedes Vito W639 Air Con Refrigerant Pipe Conditioning Line Hose A6398300115

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BMW E81 E87 E90 E91 E92 Automatic Air Conditioning Controls 6960859

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Part no. 7L6907040AF

VW Touareg 7L Air Conditioning Climate Control Panel A/C Switch 7L6907040AF

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Part no. A9068308600

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

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Part no. A2128302016

Condenser Line Mercedes W212 C218 Air Conditioning Refrigerant Pipe A2128302016

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Part no. 8K0260701N

Audi A5 8T Air Conditioning Pipe Refrigerant Hose Line Pipe A/C 8K0260701N

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Part no. A9079054806

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

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Part no. 8J0820743F

Audi TT 8J Air Conditioning Pipe Refrigerant Hose Line Pipe A/C 8J0820719F

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Audi A4 B7 Air Conditioning Heater Matrix Heat Exchanger Unit 8E2820031A

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BMW 7 Series E65 730d M57N RP Air Conditioning Compressor 6901783

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Ford Fiesta Mk7 Air Conditioning A/C Pipe Line Coolant Hose C1B1-19F618-DB

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Volkswagen Golf V Plus Heater Climate Control A/C Unit Switch Panel 1K0820047GA

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BMW X5 SERIES E53 REAR HEATER AIR DUCT COOLING 64228402282 8402282

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Air Vent Mercedes W212 Fresh Centre Console Trim Panel Grille A2128300954

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Porsche Carrera 996 Cabin Air Flap Motor Actuator 1J2907511A

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Audi A6 C6 Air Conditioning A/C Hose Pipe Line 4F0260707AB

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Audi A3 8V Volkswagen VW Golf Mk7 Heater Blower Motor Fan Unit 5Q2819021

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Air Conditioning Panel Mercedes C207 W212 Climate Control Switch A2129005318

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Mini Cooper R60 Automatic Air Conditioning Heater Control Unit Switch 9812027

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Volkswagen Audi Seat Skoda Blower Flap Motor Interior Heater Actuator 5Q0907511K

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BMW F07 Air Conditioning Climate Control Unit 9263716

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Ford Fiesta Mk7 Air Conditioning A/C Pipe Line Hose 1.5 TDCi AV11-19972-JA

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Mercedes W221 Air Conditioning Coolant Suction Pipe Line Hose A2218301316

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Nissan Quashqai J10 MK1 Heater Climate Control A/C Unit Switch Panel 27500BR45B

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

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Nissan Qashqai Electric Heater Matrix Auxiliary Element Unit 2714300A03

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Audi Q5 8R A/C Air Condition Heater Climate Control Switch Panel 8K2820043AJ

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BMW 5 Series E60 E61 LCI 520d N47 Condenser Evaporator Pressure Coolant Hose

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BMW X5 E53 M57 Webasto Auxiliary Heater Unit M57N 3.0d Diesel Engine 6918941

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Citroen Relay 3 Opel Movano Radiator Cooling System Fan Unit Motor 1671896380

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Citroen Dispatch Peugeot Expert Heater Blower Motor Fan Unit 1498378080

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Citroen Relay 3 Opel Movano Radiator Cooling System Fan Unit Motor 1671896380

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BMW 1 3 Series E81 E87N LCI E90 Automatic Air Conditioning A/C Control Panel

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Audi A6 C8 Rear Centre Console Tunnel A/C Air Vent Outlet 4K0819203

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BMW X5 Series E53 3.0d M57 Climate Compressor Supporting Bracket 7786194

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Mercedes W251 Air Conditioning Hose Pipe A2518301115

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

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BMW Mini Cooper 1 R55 R56 LCI R60 Air Con Conditioning Pump Compressor Diesel

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

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BMW E60 E61 LCI Air Con Heater Climate Control A/C Unit Switch Panel 9155649

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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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BMW X5 X6 E70 E71 M57N2 Electric Auxiliary Heating Heater Unit Front 9185403

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BMW 5 6 Series 1 E60 E61 E63 Control Panel Automatic Air Conditioning A/C High

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Audi A5 8T Q5 8R Heater Air Conditioning Control Switch Panel 8T2820043Q

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BMW X5 E70 F15 Heater Fan Blower Rear Cabin Heater Matrix Duct Unit 6947554

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BMW 5 Series E39 Automatic Air Con Conditioning A/C Evaporator 8363782

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BMW 1 3 SERIES E81 E87 E90 E91 E92 Automatic Air Conditioning Controls 6972031

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Mini Cooper One R50 Automatic Air Conditioning Control Panel 1502216

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Part no. 9287624-1

BMW E81 E87 E90 E91 A/C Automatic Air Conditioning Climate Control Panel 9287624

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BMW 1 3 E81 E87 E90 E91 Heater Air Conditioning Matrix Housing Petrol 6947260

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Part no. 6913894

BMW E39 Air Conditioning Hose A/C Pipe Line Petrol Engine 6913894

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Part no. 9461542

BMW G26 G28 Air Condition Condenser A/C Holder Mount Bracket Carrier 9461542

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Part no. 9184101

BMW E60 E61 Pressure Hose Condenser Evaporator Pipe Lines 9184101

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Mini R55 R60 Clubman Countryman Heater Blower Matrix Box Diesel Valeo 9318359

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