Air conditioning and heating installations
More informationAt 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.
Make
Category
Subcategory
Condition
In Stock
Price
-5%
Part no. 3C0907521F
Volkswagen Passat B7 Blower Heater Fan Resistor Regulator 3C0907521F
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 5Q0820803F
VW Volkswagen Golf 5G 1.6 TDI CLHA A/C Air Condition Pump Compressor 5Q0820803F
€42.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 1K0820859T
Volkswagen VW Polo 6R Air Conditioning Compressor A/C Unit Pump 1K0820859T
€32.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 7H0820951D
Volkswagen Transporter T5 Rear Headliner A/C Air Vent Ceiling Shuttle 7H0820951D
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 5Q0820743E
Audi A3 8V VW Golf Mk7 Air Conditioning Hose A/C Pipe Line 5Q0820743E
Promo price
€32.95
€28.01
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 5Q0819031B
VW Golf 8 CD1 Audi A3 8V 8Y Heat Exchanger Matrix A/C Radiator 5Q0819031B
Promo price
€37.95
€32.26
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 1K0963235H
Volkswagen Golf Passat Tiguan Interior Heater Electric Matrix 1K0963235H
Promo price
€32.95
€28.01
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 1K0907511
VW Volkswagen Touran 1T Heater Flap Motor Actuator Left N/S Unit 1K2907511C
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 5Q0907521C-1
Volkswagen Golf 5G Blower Motor Heater Fan Resistor Regulator Control 5Q0907521C
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 6Q0959263A
Volkswagen Polo 6R SEAT Ibiza 6J Heater Blower Motor Resistor 6Q0959263A
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 1K0820047HC
Volkswagen VW Golf Mk6 Heater Climate Control A/C Unit Switch Panel 1K0820047HC
Promo price
€51.95
€44.16
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 3D0959311-1
VW Volkswagen Phaeton 3D Heater Vent Flap Control Actuator Motor 3D0959311
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 3AA907044B
VW Volkswagen Passat B7 Climate A/C Control Unit Module Heater Panel 3AA907044B
€113.95
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 7E0129661A
VW Transporter T5 Heater Shock Absorber Silencer Hose Pipe Line 7E0129661A
Promo price
€28.95
€24.61
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 5NA864298E
Volkswagen Tiguan 5N Rear Console Air Vent Trim Panel Titan Black 5NA864298E
€85.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 7P0820679A
Volkswagen Touareg 7P A/C Air Con Air Conditioning Expansion Valve 7P0820679A
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 1K0820741Q
Volkswagen Golf Mk5 Audi A3 8P Air Conditioning Pipe Hose Line 1K0820741Q
Promo price
€56.95
€48.41
Free delivery: Jul 2 – 6
If paid before 14:00
-15%
Part no. LX6H-19D594-AA
Volkswagen Amarok MK2 Air Conditioning Pressure Switch Sensor LX6H-19D594-AA
Promo price
€28.95
€24.61
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 2HJ820249N
VW Volkswagen Amarok NF Air Conditioning A/C Air Con Pipe Hose Line MB3B19N602YC
Promo price
€32.95
€28.01
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 7P0820803N
VW Volkswagen Touareg 7P AC Air Con Compressor Pump Unit 3.0 TDI 7P0820803N
€123.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 5Q2816103D
VW Volkswagen Golf Mk7 5G Air Compressor A/C Air Con Expansion Valve 5Q2816103D
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 1K0820679-1
VW Golf 1K Golf GTI 5k Jetta A6 Air Con Conditioning Expansion Valve D 1K0820679
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 2K5819701A
Volkswagen Caddy Mk4 Dashboard Air Vent Left N/S 2K5819701A
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 03C903143B-1
VW Golf 6 Scirocco 3 Air Conditioning Compressor Mount Bracket Holder 03C903143B
€32.95
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 1K0907511Q
VW Volkswagen Sharan 7N Heater Flap Motor Actuator Unit Left N/S 1K0907511Q
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 6R0815479A
Volkswagen Polo Mk5 6R Heater Climate Air Intake Mesh Cover 6R0815479A
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 1J0919379A
Volkswagen Touareg 7L Outside Temperature Sensor Control Unit 1J0919379A
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 7C0819111
VW Volkswagen Crafter Sy Air Vent Grille Duct Cover Side Left N/S 7C0819111
€37.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 95B965501AA
VW Volkswagen Passat 3G Touareg CR Golf 5G Radiator Grill Actuator 95B965501AA
€66.95
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 5Q0819031A
Volkswagen Golf 5G Heat Exchanger Matrix A/C Radiator 5Q0819031A
Promo price
€37.95
€32.26
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 5Q0907426AQ
VW Volkswagen Golf Mk7 Heater A/C Climate Control Panel Switch 5Q0907426AQ
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 5WA907727BD
Volkswagen Crafter SY SC Air Conditioning Climate Control Unit ECU 5WA907727BD
€66.95
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 1K0819031B
Volkswagen Golf 1K Heater Matrix Element Unit Heat Exchanger Radiator 1K0819031B
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 1K0260885B
Volkswagen Passat B7 Air Conditioning Compressor Mount Bracket Holder 1K0260885B
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 1K0907044BD-1
VW Volkswagen Golf 1K Air Conditioning Climate Control Switch Panel 1K0907044BD
€42.95
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 5Q0959126A
VW Golf MK7 Audi A1 GB A/C Air Conditioning Pressure Switch Sensor 5Q0959126A
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 03C903143B
Volkswagen Golf Mk6 Air Conditioning Compressor Mount Bracket Holder 03C903143B
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 7H0820712B
Volkswagen Transporter T5 Air Conditioning Expansion Valve 7H0820712B
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 1K1819857C
Volkswagen Golf Gti 5K Coolant Pipe Hose Tube Line Heat Exchanger 1K1819857C
Promo price
€32.95
€28.01
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 1K1820103E
Golf Gti 5K Audi A3 8P S3 8p Radiator Interior Heater Evaporator 1K1820103E
Promo price
€42.95
€36.51
Free delivery: Jul 2 – 6
If paid before 14:00
-15%
Part no. 5C0820743BN
Volkswagen VW Beetle Air Conditioning A/C Air Con Hose Pipe Line 5C0820743BN
Promo price
€56.95
€48.41
Free delivery: Jul 2 – 6
If paid before 14:00
Part no. T1010983N
Volkswagen Golf Mk8 Heater Air Flap Control Cable Linkage T1010983N
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 6R0819045B
Volkswagen VW Polo Mk5 6R Heater Climate Control Panel A/C Switch 6R0819045B
Promo price
€28.95
€24.61
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 8Z0820535
Volkswagen Skoda Seat Audi External Temperature Sensor 8Z0820535
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 7N0819810B
Volkswagen Sharan 7N Heater Control Valve N317 7N0819810B
€113.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 5Q0907511K-1
Volkswagen Audi Seat Skoda Blower Flap Motor Interior Heater Actuator 5Q0907511K
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 5Q0815479
Volkswagen Golf Mk8 Pollen Filter Mesh Duct Channel Box Intake 5Q0815479
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 1K0819031E
Volkswagen Golf Tiguan Beetle Heater Matrix Unit Heat Exchanger 1K0819031E
Promo price
€37.95
€32.26
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 1K0959126E
Volkswagen Polo 6R Air Conditioning Pressure Switch Sensor 5K0959126
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 6R0819045
Volkswagen VW Polo Mk5 6R Heater Climate Control Panel A/C Switch 6R0819045
€28.95
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 7L0820679A
Audi Q7 4L Volkswagen Touareg 7L Expansion Valve Air Conditioning A/C 7L0820679A
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 1K8907426AT
Volkswagen Caddy Mk3 Mk4 Heater Climate Control Unit Switch Panel 1K8907426AT
€80.95
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 1K0820743FH
Volkswagen Golf Mk5 Audi A3 8P Air Conditioning Pipe Hose Line 1K0820743FG
Promo price
€89.95
€76.46
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 1K0820743FK
Volkswagen VW Golf Mk6 Air Conditioning A/C Hose Pipe Line 1K0820743FK
Promo price
€32.95
€28.01
Free delivery: Jul 2 – 6
If paid before 14:00
Part no. 7H5919158J
Volkswagen Transporter T5 Panel Climate Control Switch 7H5919158J
€218.95
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 7L0820743G
Volkswagen Touareg 7L Air Con Pipe Conditioning Hose Line 3.2 Petrol 7L0820743G
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 1T0820743BR
VW Volkswagen Touran 1T Air Conditioning Hose A/C Pipe Line 1T0820743BR
€32.95
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 2E0915693
Volkswagen VW Crafter 2E Heater Fan Motor Resistor Unit Blower 2E0915693
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-40%
Part no. 7L0820411G
Volkswagen VW Touareg 7L Air Conditioning Cooling Condenser A/C 7L0820411G
Promo price
€42.95
€25.77
Free delivery: Jul 2 – 6
If paid before 14:00
-5%
Part no. 1K0820679
Volkswagen VW Golf Mk5 1K Evaporator Air Con Matrix Air Conditioning 1K0820679
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 7N0907426Q
VW Volkswagen Passat B7 Sharan 7N Air Conditioning Air Con A/C Switch 7N0907426Q
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 1K0820741CS
Volkswagen Scirocco III Skoda Yeti Air Conditioning A/C Hose Pipe 1K0820741CS
Promo price
€47.95
€40.76
Free delivery: Jul 2 – 6
If paid before 14:00
-15%
Part no. 7E0815071A
VW Volkswagen Transporter T5 T6 Diesel Webasto Heater Auxiliary 7E0815071A
Promo price
€336.95
€286.41
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 3Q0816721G
Volkswagen Passat B8 Air Conditioning A/C Hose Pipe Line 2.0 Diesel 3Q0816721G
€42.95
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 1K0907543A
VW Golf Mk5 1K Interior Air Vent Heater Blower Temperature Sensor 1K0907543A
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 701819809G
Volkswagen Crafter I Heater Core Water Coolant Control Unit Valve 701819809G
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 5K0907044BC
Volkswagen Golf Mk6 Air Conditioning Panel Climate Control Switch 5K0907044BC
Promo price
€37.95
€32.26
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 7H0815071F
Volkswagen Transporter T5 Webasto Auxiliary Heater Diesel 7H0815071F
Promo price
€175.95
€149.56
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 3D0963575
VW Phaeton 3D Seat Ventilation Cooling Blower Front Left Right N/O/S 3D0963575
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 1K0907511B
VW Volkswagen Audi Seat Skoda Flap Motor Actuator Heater Blower 1K0907511B
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 5Q0816679B
Volkswagen Golf CD1 Expansion Valve Air Conditioning A/C Valve 5Q0816679B
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 7P0963235
Volkswagen Touareg 7P Electric Heater Radiator Matrix Auxiliary 7P0963235
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 6C0820721R
Volkswagen Polo 6C GTI Air Conditioning Pipe Line Hose 1.8 TSI 6C0820721R
€99.95
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 1K0820743FG
VW Golf Mk5 Skoda Octavia II Air Conditioning A/C Hose Pipe Line 1K0820743FG
Promo price
€37.95
€32.26
Free delivery: Jul 2 – 6
If paid before 14:00
-15%
Part no. 5K0907044BS
Volkswagen Golf Mk6 Air Conditioning Panel Climate Control Switch 5K0907044BS
Promo price
€28.95
€24.61
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 5WA907511B
Volkswagen Golf CD1 Heater Recycling Actuator Ventilation Flap Actuator
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 7L6820017B
Volkswagen Touareg 7L Audi Q7 4L Air Conditioning Pipe A/C Hose Line 7L6820017B
Promo price
€32.95
€28.01
Free delivery: Jul 2 – 6
If paid before 14:00
Part no. 95857231800
Porsche Cayenne 92A A/C Evaporator Air Conditioning Radiator 7P0820101A
€99.95
Free delivery: Jul 2 – 6
If paid before 14:00
-5%
Part no. 1K0959263A
Volkswagen Golf 1K Heater Fan Motor Blower Resistor 1K0959263A
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-40%
Part no. 5Q0820803C
VW Volkswagen Golf Mk7 A/C Air Conditioning Pump Compressor Diesel 5Q0820803C
Promo price
€47.95
€28.77
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 5C0820743M
Volkswagen VW Beetle Air Conditioning A/C Air Con Hose Pipe Line 5C0820743M
Promo price
€56.95
€48.41
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 2Q0907511D-2
Volkswagen Golf Mk8 Polo Mk6 Air Flap Motor Actuator Heater Blower 2Q0907511D
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 7P6907539
Volkswagen Touareg 7P Solar Sun Sensor 7P6907539
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 7PP819810A
Volkswagen Touareg 7P Heater Water Pump Control Valve 7PP819810A
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 3C8907336AB
VW Golf Mk6 Scirocco Mk3 Air Conditioning Panel Climate Control 3C8907336AB
€23.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 1K0820047JE
Volkswagen Golf Mk5 Passat B6 Heater Climate Control Panel Switch 1K0820047JE
€37.95
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 7L0820679D
Audi Q7 4L VW Touareg 7L Expansion Valve Air Conditioning A/C 7L0820679D
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
-40%
Part no. 7P0907511A
VW Volkswagen Touareg 7P Front Heater Servo Motor 7P0907511A
Promo price
€113.95
€68.37
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 5C0820047CP
Volkswagen VW New Beetle 5C Heater Climate Control Panel A/C Switch 5C0820047CP
€56.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 1K2820103
Volkswagen Caddy Heater Evaporator Air Conditioning Unit 1K2820103
€32.95
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 1K8907044
Volkswagen Scirocco Mk3 Passat CC Climate Control Heater Panel 1K8907044
€51.95
Free delivery: Jul 3 – 6
If paid before 14:00
-5%
Part no. 7L0820679C
Audi Q7 4L Volkswagen Touareg 7L Expansion Valve Air Conditioning A/C 7L0820679C
Promo price
€23.95
€22.75
Free delivery: Jul 3 – 6
If paid before 14:00
Part no. 1K8907426AM
VW Volkswagen Caddy Maxi 2k Heater Climate Control Panel Switch 1K8907426AM
€47.95
Free delivery: Jul 3 – 6
If paid before 14:00
-15%
Part no. 5Q0907521E
VW Volkswagen Golf 7 1.6 TDI Heater Blower Fan Motor Resistor 5Q0907521E
Product currently unavailable
Part no. 7L6815071G
Volkswagen Touareg 7L Webasto Additional Auxiliary Heater 3.0 TDI 7L6815071G
Product currently unavailable
-15%
Part no. 5Q0816803D
Volkswagen Audi Seat Skoda Air Conditioning Compressor A/C Pump 5Q0816803F
Product currently unavailable
-15%
Part no. 1K0820803N
VW Volkswagen Golf 5 Air Con Conditioning Compressor A/C Pump 1K0820803N
Product currently unavailable
Part no. 1K0820859S
VW Volkswagen Passat B7 Air Conditioning Compressor A/C Pump 1K0820859S
Product currently unavailable
Part no. 1J0820803L
VW Volkswagen New Beetle 1.9 TDI A/C Air Condition Compressor Pump 1J0820803L
Product currently unavailable
Air conditioning and heating systems – original parts for BMW, Audi, Mercedes and more
Compressors, heaters, hoses and regulators – comprehensive solutions for your comfort
Air conditioning and heating systems are systems that ensure travel comfort regardless of weather conditions. Air conditioning cools the vehicle interior on hot days, while the heating system provides warmth in winter. In modern cars, these systems are integrated, offering both convenience and safety by improving visibility through windshield defrosting. In the Global Parts automotive store, you will find a wide selection of used car parts for air conditioning and heating systems, such as compressors, evaporators, heaters, or condensers, perfectly matched to brands like BMW, Audi, Mercedes, Volkswagen, Mini, and many others. Our offer also includes components for specialized models, e.g., BMW E60 manual air conditioning, as well as a full range of heating and air conditioning systems for passenger and commercial vehicles. Each part is matched to a specific model, which guarantees compatibility and correct installation while maintaining optimal system performance.
How do air conditioning and heating systems work?
Air conditioning and heating systems are advanced systems that work together to provide ideal conditions inside the vehicle. Key elements of these systems include:
- A/C compressors and clutches – responsible for compressing the refrigerant and maintaining the efficient operation of the air conditioning system.
- A/C lines, hoses, and connectors – ensure the airtight transport of refrigerant between individual system components.
- A/C controllers – control the operation of the cooling and heating system, allowing for precise temperature settings in the cabin.
- Evaporators – responsible for heat exchange and cooling the air before it enters the vehicle interior.
- Cabin and pollen filters – protect the vehicle interior from pollutants, dust, and allergens, improving air quality.
- Condensers (radiators) – responsible for dissipating heat from the air conditioning system, enabling its effective operation.
- Temperature sensors – monitor the internal and external temperature of the vehicle, ensuring automatic adjustment of the air conditioning operation.
- Expansion valves – regulate the flow of refrigerant and its pressure in the air conditioning system.
- Pressure switches – responsible for monitoring the refrigerant pressure level, protecting the system from damage.
- Blowers and fans – responsible for air circulation in the cabin and even distribution of cool or warm air.
- Heater control valves – control the flow of coolant to the heater core, ensuring effective cabin heating.
- Heat exchangers – components responsible for efficient heat exchange between different systems in the vehicle.
- Actuator motors – control the airflow in the air conditioning system, allowing for precise temperature regulation in the cabin. A functional air conditioning and heating system is a guarantee of comfort and safety during every journey.
Construction and purpose of air conditioning and heating systems
Air conditioning and heating systems are a set of components mounted in the engine compartment, the cowl area, and inside the blower housing. This system is used for cooling, heating, dehumidifying, and distributing air in the cabin. A typical system includes a compressor, condenser, evaporator, lines, valves, heater core, blower, and control elements. In practice, proper operation also depends on compatibility with the electrical system and Engine cooling systems.
Comparison of air conditioning and heating system components
| Component | Main function | Installation location | What to check when selecting |
|---|---|---|---|
| A/C compressor | Compressing refrigerant and forcing circulation | Usually near the engine, on the belt drive | OEM number, connector type, pulley, mounting, engine version |
| Evaporator | Cooling and dehumidifying air | In the blower housing inside the vehicle | Housing dimensions, ports, compatibility with A/C version |
| Heater core | Heating air directed to the cabin | In the HVAC module under the dashboard | Port layout, housing type, body and equipment version |
| Control panel / regulator | Managing temperature, fan speed, and airflow direction | Center console | Manual or automatic version, number of buttons, connectors, OEM number |
Refrigerant circulation and airflow control function
The refrigerant circuit is used to extract heat from the car interior and release it outside the vehicle. In the cooling section, the compressor increases the refrigerant pressure, the condenser dissipates heat, and the evaporator lowers the temperature of the air entering the cabin. The blower module, in turn, refers to the assembly of flaps, ducts, and actuators that direct the stream to the windshield, face, or feet. The cooperation of these elements depends on the efficiency of the sensors and compatibility with Automotive electrical systems.
Part selection and inspection points before installation
When choosing a component such as an Audi A4 B8 A/C compressor, it is worth comparing the OEM number, pulley type, mounting layout, and electrical connector type. When selecting a part for the HVAC system, one should check the engine version, body style, type of temperature control, and potential compatibility with Car interior equipment. In practice, replacement numbers, port positions, and sensor completeness also matter. For major repairs, it is worth simultaneously verifying the condition of lines, the receiver-drier, and elements from the Intake and fuel system category if their removal interferes with access to the part.
Examples of parameters and compatibility
| Component | Typical parameters | Example models | Compatibility |
|---|---|---|---|
| Compressor | OEM number, connector type, pulley type, mounting points | BMW E60, Mercedes W202 | To be checked by engine and equipment version |
| Heater core | Port layout, housing, compatibility with blower module | BMW E90, Audi A4 | Manual and automatic heating systems |
| Evaporator | Connection layout, core dimensions, housing type | Volkswagen Passat B6, Mini Cooper | Selection by A/C version and OEM number |
Why is it worth maintaining air conditioning and heating systems?
Regular maintenance and replacement of worn-out air conditioning and heating system components are the basis for comfort and reliability. A neglected system can lead to:
- Inefficient cooling or heating of the vehicle interior.
- Excessive windshield fogging, which reduces visibility and safety.
- Unpleasant odors caused by contaminants in the system. At Global Parts, we offer used car parts that have undergone rigorous quality tests, ensuring their full functionality. Air conditioning and heating systems in modern vehicles often include automatic temperature control, meaning sensors monitor not only temperature but also air humidity and sunlight levels. An example is the BMW E60 manual air conditioning with an option for automatic adjustment of vents to the interior temperature, or Mercedes W202 air conditioning systems with airflow regulation depending on the selected program.
How to choose the right parts for air conditioning and heating systems?
When choosing parts for air conditioning and heating systems, such as compressors, heater cores, or evaporators, it is worth paying attention to:
- Matching the vehicle model – Each car model has its own technical specifications. At Global Parts, you will find parts for air conditioning and heating systems perfectly matched to BMW, Audi, Mercedes, Volkswagen, Mini, and many others.
- Technical condition – Used parts, such as A/C compressors or condensers, should be fully functional and ready for further use.
- Type and performance of components – For example, A/C compressors should be adapted to the size of the vehicle and the expected performance. Additionally, it is worth paying attention to the type of system: manual, automatic, or hybrid. Manual systems, e.g., BMW E60 manual air conditioning, require simpler regulators, while automatic systems, found in the Mercedes W202, integrate temperature sensors, variable-speed fans, and electronic control valves. Installation and compatibility with other components, such as HVAC, vents, and blowers, are crucial for system efficiency.
Why is it worth choosing used parts for air conditioning and heating systems?
Used car parts are an excellent solution that allows you to combine savings with high quality. By choosing used components, such as heater cores, condensers, or fans, you gain:
- Lower costs – Used parts are significantly cheaper than new ones but offer equally high quality.
- Ecology – You support recycling, reducing the amount of automotive waste.
- Wide availability – We offer parts for the most popular car brands, which makes it easier to find the right components. Thanks to used parts, you can also easily supplement rarer elements of air conditioning and heating systems for many passenger and commercial vehicle models. Maintaining full compatibility with HVAC systems allows for effective system operation and cost savings.
How to take care of air conditioning and heating systems?
To ensure air conditioning and heating systems work efficiently for years, it is worth remembering a few rules:
- Regularly replace cabin filters – this ensures clean air in the cabin and more efficient system operation.
- Check the condition of evaporators and condensers – contaminants can reduce the efficiency of the air conditioning system.
- Service A/C compressors – regular inspection and refilling of refrigerant are crucial for system efficiency. In case of any problems with air conditioning or heating systems, at Global Parts you will find the right used auto parts that will help restore the vehicle's full functionality.
FAQ
| Question | Answer |
|---|---|
| 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. |
Summary: air conditioning and heating systems at the Global Parts automotive store
Air conditioning and heating systems are an essential element of every vehicle, ensuring comfort and safety regardless of the weather. By taking care of their efficiency, you can enjoy a pleasant atmosphere in the cabin all year round. Global Parts offers used components for many brands and models, including BMW, Audi, Volkswagen, Mercedes, and Mini. Proper selection of parts by OEM number, car version, and equipment facilitates repair and maintains full system functionality. We invite you to contact us – we are here to help you! For more information and interesting facts, we also invite you to visit our automotive blog.