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

Audi Q7 4L Webasto Auxiliary Additional Pre Heater Diesel 4L0815071G

Product currently unavailable

Part no. 8U0820043F

Audi Q3 8U A/C Air Con Heater Climate Control Switch Panel 8U0820043F

Product currently unavailable

Part no. 4L0820043AE

Audi Q7 4L Front Heater Climate Control Panel Unit Air Con 4L0820043AE

Product currently unavailable

Part no. 8U0820741D

Audi Q3 8U Coolant Air Conditioning Pipe A/C Hose Line Tube 8U0820741D

Product currently unavailable

Part no. 4M0820511A

Audi Q5 FY Heater Box Air Condition Servo Motor 4M0820511A

Product currently unavailable

Part no. 4G9819181B

Air Duct Audi A3 S3 8V Sportback Air Vent Rear Right Left N/O/S 4G9819181B

Product currently unavailable

Part no. 5WA963235

Audi Q2 GA Electric Heater Matrix Element Resistor 5WA963235

Product currently unavailable

Part no. 4L0820902T

Audi Q7 4L Fresh Air Vent Right O/S Dashboard Trim Panel Black 4L0820902T

Product currently unavailable

Part no. 5Q0816743E

Audi A3 S3 8V Air Conditioning Hose A/C Air Con Pipe Line 5Q0816743E

Product currently unavailable

Part no. 4L0820043F

Audi Q7 4L Climate Control Panel Heater Switch Unit 4L0820043F

Product currently unavailable

Part no. 7L6820744BQ

Audi Q7 4L Air Conditioning Pipe Refrigerant Hose Line Pipe A/C 7L6820744BQ

Product currently unavailable

Part no. 8K0260701R

Audi A4 B8 Air Conditioning Pipe Refrigerant Hose Line Pipe A/C 8K0260701

Product currently unavailable

Part no. 4E0919158F

Audi A8 S8 D3 Rear Heater Climate Control Switch Panel Unit 4E0919158F

Product currently unavailable

Part no. 8X0820043B

Audi A1 S1 8X Climate Air Conditioning Control Heater Switch Panel 8X0820043B

Product currently unavailable

Part no. 4F0260197E

Audi A6 S6 4F A6 C6 Air Conditioning A/C Drier Mounting Bracket Mount 4F0260197E

Product currently unavailable

Part no. 8T0260805G-1

Audi S4 B8 S5 8T Air Conditioning A/C Compressor Pump Air Con Unit 8T0260805G

Product currently unavailable

Part no. 8E0820043BL

Audi A4 B7 A/C Air Condition Heater Climate Control Panel 8E0820043BL

Product currently unavailable

Part no. 1K0963235F

Audi A3 8P Electric Auxiliary Heater Matrix Element 1K0963235F

Product currently unavailable

Part no. 8T0260701C

Audi A5 8T Air Conditioning Hose A/C Pipe Line 8T0260701C

Product currently unavailable

Part no. 4E0260805AS

Audi S8 D3 A/C Compressor Air Con Conditioning Pump 4E0260805AS

Product currently unavailable

Part no. 8E0260710H

Audi A4 B7 A/C Air Condition High Pressure Pipe Hose Line Tube 8E0260710H

Product currently unavailable

Part no. 8W0816741AK

Audi A4 B9 A4 S4 8W A5 S5 F5 Air Conditioning AC Pipe Hose Line Tube 8W0816741AK

Product currently unavailable

Part no. 5Q0820741B

Volkswagen Audi Seat Skoda Air Conditioning Pipe A/C Hose Line 5Q0820741B

Product currently unavailable

Part no. 7L6820803T

Audi Q7 4L 3.0 TDI BUG A/C Air Condition Compressor 7L6820803T

Product currently unavailable

Part no. 4L0820043L

Audi Q7 4L Air Conditioning Heater Control Switch Panel 4.2 Diesel 4L0820043L

Product currently unavailable

Part no. 5Q0820743G

Volkswagen Audi Seat Skoda Air Conditioning Pipe A/C Hose Line 5Q0820743G

Product currently unavailable

Part no. 4H0260805E

Audi A8 D4 Air Con Conditioning Compressor A/C Pump 3.0 TDI 4H0260805E

Product currently unavailable

Part no. 8U0820721G

Audi Q3 SE Air Conditioning Pipe Hose Line A/C 8U0820721G

Product currently unavailable

Part no. 4M0816738M

Audi Q7 4M Q8 Mk2 VW Touareg Mk3 A/C Air Condition Hose Line Pipe 4M0816738M

Product currently unavailable

Part no. 7L0907511-1

Audi Q7 4L VW Touareg 7L Climate Control Position Flap Mechanism 7L0907511

Product currently unavailable

Part no. 8P0820047D

Audi A3 8P A/C Air Condition Heater Climate Control Unit Panel 8P0820047D

Product currently unavailable

Part no. 8U0820743C

Audi Q3 8U Coolant Air Conditioning Pipe A/C Hose Line Tube 8U0820743C

Product currently unavailable

Part no. 8P0820043AH-1

Audi A3 8P Automatic Air Conditioning Climate Control Panel Black 8P0820043AH

Product currently unavailable

Part no. 5Q0816721AB

Audi A3 8V Q2 GA VW Golf Mk7 A/C Air Con Conditioning Pipe Hose Line 5Q0816721AB

Product currently unavailable

Part no. 4E0819014A

AUDI S8 D3 Air Duct Channel Heating Ventilation Lower Rear Right O/S 4E0819014A

Product currently unavailable

Part no. 8J0820743F

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

Product currently unavailable

Part no. 8E0260805CB

Audi A4 B7 A/C Air Conditioning Pump Compressor 1.9 TDI BRB 8E0260805CB

Product currently unavailable

Part no. 8K0260805H

Audi S5 8T Air Con Conditioning Pump Compressor Pertol Climate A/C 8K0260805H

Product currently unavailable

Part no. 5Q0820743C

Audi VW Skoda Seat Air Conditioning Pipe A/C Air Con Hose Line 5Q0820743C

Product currently unavailable

Part no. 4E0819013A

Audi S8 D3 Rear Electric Heater Matrix Air Duct Channel 4E0819013A

Product currently unavailable

Part no. 8E0820043BM-2

Audi A4 B7 Automatic Air Conditioning Climate Control Panel Switch 8E0820043BM

Product currently unavailable

Part no. 4H0820024A

Audi A8 D4 4H Heater Blower Motor Fan Rear 4H0820024A

Product currently unavailable

Part no. 4E0820043G

Audi S8 D3 A/C Climate Heater Control Switch Module Unit Panel 4E0820043G

Product currently unavailable

Part no. 8P0820043H

Audi A3 8P Heater Climate Control A/C Unit Switch Panel 8P0820043H

Product currently unavailable

Part no. 4F0260403Q

Audi A6 C6 Air Conditioning A/C Radiator Condenser 4F0260403Q

Product currently unavailable

Part no. 8P0820043AC

Audi A3 8P A/C Air Conditioning Climate Heater Control Panel 8P0820043AC

Product currently unavailable

Part no. 8W0816721BF

Audi A4 B9 A5 F5 Air Conditioning Hose A/C Pipe Refrigerant Line 8W0816721BF

Product currently unavailable

Part no. 4F0820511B-2

Audi A6 C6 S8 D3 Q7 4L Heater A/C Dashboard Air Vent Flap Actuator 4F0820511B

Product currently unavailable

Part no. 7L0820105A

Audi Q7 4L Interior A/C Air Condition Matrix Evaporator 7L0820105A

Product currently unavailable

Part no. 8P0820043BD

Audi A3 8P Cabrio Dashboard Air Vent A/C Climate Control Panel 8P0820043BD

Product currently unavailable

Part no. 7L0907643A

Volkswagen Touareg Audi Q7 4L Air Quality Sensor 7L0907643A

Product currently unavailable

Part no. 4E0959101A

Audi S8 D3 Air Conditioning Panel A/C Heater Blower Climate Motor Fan 4E0959101A

Product currently unavailable

Part no. 8T0260710G

Audi A5 8T Refrigerant Pipe Air Conditioning Line Hose 8T0260710G

Product currently unavailable

Part no. 8T0260805R

Audi SQ5 8R 3.0 TDI CGQB A/C Air Condition Compressor Pump 8T0260805R

Product currently unavailable

Part no. 8N0819635

Audi TT 8N Dashboard Defrost Air Vent Front Left N/S Black 8N0819635

Product currently unavailable

Part no. 7L6820744BD

Audi Q7 4L 3.0 TDI Air Conditioning Hose A/C Pipe Line 7L6820744BD

Product currently unavailable

Part no. 5Q0963235

Audi A3 8V 1.6 TDI CLHA Heater Matrix Element 5Q0963235

Product currently unavailable

Part no. 8U0820043E

Audi Q3 8U Heater Climate Control A/C Air Conditioning Unit Panel 8U0820043E

Product currently unavailable

Part no. 4L0919158C

Audi Q7 4L Rear Air Conditioning Heater Panel Control Unit 4L0919158C

Product currently unavailable

Part no. 8P0820047D-1

Audi A3 8P A/C Air Condition Heater Climate Control Unit Panel 8P0820047D

Product currently unavailable

Part no. 7L6820721BJ

Audi Q7 4L A/C Air Conditioning Hose Pipe Tube Line 3.0 Diesel 7L6820721BJ

Product currently unavailable

Part no. 8T0260701J

Audi A5 S5 8T A4 S4 B8 Air Conditioning A/C Air Con Pipe Hose Line 8T0260701J

Product currently unavailable

Part no. 80A820043K

Audi Q5 FY A/C Air Condition Heater Climate Control Unit Panel 80A820043K

Product currently unavailable

Part no. 8V0820047F

Audi Q2 GA AC Air Con Heater Climate Control Switch Panel 8V0820047F

Product currently unavailable

Part no. 5WA907521

Audi Q2 GA Heater Blower Motor Fan Resistor Regulator Control Unit 5WA907521

Product currently unavailable

Part no. 8T0260701N

Audi A5 8T A4 B8 Air Conditioning A/C Air Con Pipe Hose Line 8T0260701N

Product currently unavailable

Part no. 4H0820043K

Audi A8L 4H A/C Air Condition Heater Climate Control Switch Panel 4H0820043K

Product currently unavailable

Part no. 8T0816743C

Audi Q5 8R Air Condition A/C Pipe Hose Line 2.0 TDI Diesel 8T0816743C

Product currently unavailable

Part no. 8K0260710N

Audi A4 B8 Air Conditioning Pipe Refrigerant Hose Line Pipe A/C 8K0260710N

Product currently unavailable

Part no. 8E0820043BM-3

Audi A4 B7 Automatic Air Conditioning Climate Control Panel Switch 8E0820043BM

Product currently unavailable

Part no. 4H0121671D-1

Audi A6 C7 3.0 TFSI Coolant Heater Control Valve Pipe Hose Line 4H0121671D

Product currently unavailable

Part no. 8K0260805H-1

Audi S5 8T A/C Air Conditioning Pump Compressor Petrol Climate 8K0260805H

Product currently unavailable

Part no. 8K0260707N

Audi A5 S5 8T Air Conditioning Air Con Pipe A/C Hose Line 4.2 FSI 8K0260707N

Product currently unavailable

Part no. 8N0820043A-1

Audi TT 8N Air Conditioning Heater Climate Control A/C Unit Panel 8N0820043A

Product currently unavailable

Part no. 8E0820043AJ

Audi A4 B7 Heater Climate Control A/C Air Conditioning Unit Panel 8E0820043AJ

Product currently unavailable

Part no. 83A820047J

Audi Q2 GA Dashboard A/C Air Condition Heater Control Panel Unit 83A820047J

Product currently unavailable

Part no. 04L907284

Audi A4 B8 B9 A5 8T 8F 2.0 TDI Water Coolant Pump Valve Sensor 04L907284

Product currently unavailable

Part no. 4L0815071H

AUDI Q7 4L 3.0 TDI Parking Auxiliary Heater Diesel Webasto C 4L0815071H

Product currently unavailable

Part no. 8V0820043M

Audi A3 8V A/C Air Conditioning Control Panel Heater Climate Switch 8V0820043M

Product currently unavailable

Part no. 8P0820043BG

Audi A3 8P Dashboard Air Vent A/C Heater Climate Control Panel 8P0820043BG

Product currently unavailable

Part no. 4M0820803L

Audi A4 S4 8W A5 S5 F5 A6 C7 Air Con Compressor 3.0 TDI Diesel CZVB 4M0820803L

Product currently unavailable

Part no. 059145169CD

Audi A6 C7 A7 4G A5 F5 Air Conditioning Compressor Bracket 059145169CD

Product currently unavailable

Part no. 5Q0816803E

Audi A1 8X Air Conditioning Compressor A/C Pump 1.6 TDI Diesel 5Q0816803E

Product currently unavailable

Part no. 8U0816741F

Audi Q3 8U Refrigerant Coolant Hose Line Pipe Tube 8U0816741F

Product currently unavailable

Part no. 8J0820721J

Audi TT 8J Air Conditioning Refrigerant Hose Compressor Condenser 8J0820721J

Product currently unavailable

Part no. 7L6820803T-1

Audi Q7 4L 3.0 TDI BUG A/C Air Conditioning Compressor 7L6820803T

Product currently unavailable

Part no. 1K0820741BD-2

Audi A3 8P Volkswagen Golf Mk5 Air Conditioning Hose A/C Pipe Line 1K0820741BD

Product currently unavailable

Part no. 8K0260805E

Audi A4 S4 8K A5 S5 8F A/C Air Conditioning Compressor Pump Diesel 8K0260805E

Product currently unavailable

Part no. 8V0820043C

Audi A3 8V A/C Air Conditioning Control Panel Heater Climate Switch 8V0820043C

Product currently unavailable

Part no. 5QF816741B

Audi Q3 F3 Air Con A/C Air Conditioning Pipe Refrigerant Hose Line 5QF816741B

Product currently unavailable

Part no. 6C0816103

Audi A1 8X Interior A/C Air Condition Matrix Evaporator 6C0816103

Product currently unavailable

Part no. 8E0260805CB-1

Audi A4 B7 A/C Air Conditioning Pump Compressor 1.9 TDI BRB 8E0260805CB

Product currently unavailable

Part no. 8E0820043BJ

Audi A4 B7 Heater Climate Control A/C Air Conditioning Unit Panel 8E0820043BJ

Product currently unavailable

Part no. 8E0260805CG

Audi A4 B7 2.0 TDI Diesel Air Conditioning Pump A/C Compressor 8E026080

Product currently unavailable

Part no. 95B965501H

Audi A5 F5 Porsche Macan 95B Front Grille Actuator Motor 95B965501H

Product currently unavailable

Part no. 7L6820803Q

Audi Q7 4L 3.0 TDI A/C Air Condition Compressor Pump 7L6820803Q

Product currently unavailable

Part no. 4L0820901T

Audi Q7 4L Fresh Air Vent Left N/S Dashboard Trim Panel Black 4L0820901T

Product currently unavailable

Part no. RHD-8E2820511C

Audi A4 B7 Heater Blower Flap Control Unit Valve 8E2820511C

Product currently unavailable

Part no. 8E0820043

Audi A4 B7 Heater Climate Control A/C Air Conditioning Unit Panel 8E0820043

Product currently unavailable

Showing 298-396 of 531 products