Car heating system Chevrolet Tahoe 2

Air Conditioning, Heating and Ventilation — Component Locations
Air conditioning unit (models before 2005, with mechanical control). 1 - heater radiator cap; 2 - heater radiator; 3 - seal; 4 - upper part of the air...

Precautions and warnings
To maintain the set temperature conditions of the heating and air conditioning system, the engine cooling system must be in good working order. Any...

Calibration of the air conditioning system
Note: Do not press the buttons on the air conditioning control panel during self-calibration. Pressing the buttons on the control panel during self-calibration...

Volumes of liquids to be filled into the air conditioning system
When replacing some components of the air conditioning system, it is necessary to add compressor oil (525) to the system. The volume of oil poured into the air...

Evaporator tube — removal and installation
Removal Cadillac Escalade (models before 2005.) 1. Pump the refrigerant out of the air conditioning system. 2. Remove the expansion tank of the engine cooling...

Tube with expansion nozzle
Removal Cadillac Escalade (models before 2005.) 1. Pump the refrigerant out of the air conditioning system. 2. (Models C69) Remove the air filter if necessary....

Air Conditioning Compressor — Removal and Installation
Air conditioning compressor (models with mechanical control). 1 - air conditioning compressor, 2 - air conditioning compressor connector, 3 - pressure switch...

Refrigerant drain hose
Removal 1. Pump the refrigerant out of the air conditioning system. 2. Loosen the bolt (2) securing the refrigerant drain hose to the air conditioner...

Refrigerant supply hose
Removal 1. Pump the refrigerant out of the air conditioning system. 2. Loosen the bolt securing the refrigerant supply hose to the air conditioner compressor....

Air conditioning compressor relay
Removal 1. Remove the cover from the fuse box (1) located in the engine compartment. 2. Remove the air conditioner relay (2) from the fuse box. Installation 3....

High pressure refrigerant sensor
High pressure refrigerant circuit pressure sensor and air conditioning compressor electromagnetic clutch. 1 - pressure sensor in the high-pressure circuit, 2 -...

Low pressure refrigerant sensor
Removal 1. Disconnect the electrical connector of the low pressure circuit sensor. 2. Remove the low pressure circuit pressure sensor from the battery. 3....

Air Conditioner Condenser — Removal and Installation
Note: Installation is carried out in reverse order. If replacing the condenser, fill the new condenser with the required amount of air conditioning oil. See...

Air Conditioner Battery — Removal and Installation
Pressure switch and air conditioner accumulator. 1 - auxiliary battery relay, 2 - air conditioner battery, 3 - pressure switch, 4 - wheel arch, 5 - coolant...

Air conditioning unit
Removal 1. Drain the coolant from the engine cooling system. See chapter " Cooling system ". 2. Using a special tool, disconnect the coolant supply hose from...

Air conditioning evaporator radiator
Removal Note: When installing the evaporator core, add compressor oil to the air conditioning system. Cadillac Escalade (models before 2005.) 1. Disconnect the...

Air conditioning fan motor resistor
Removal 1. Remove the soundproofing pad. 2. Disconnect the fan motor connector. 3. Disconnect the resistor wiring connector. 4. Loosen the resistor mounting...

Air conditioning fan motor
Removal Cadillac Escalade (models before 2005.) 1. Disconnect the cable from the negative terminal of the battery. 2. Remove the glove box. 3. Remove the front...

Heater radiator — removal and installation
Cadillac Escalade (models before 2005.) 1. Drain the coolant from the engine cooling system. 2. Remove the glove box. 3. Disconnect all wiring connectors. 4....

Auxiliary air conditioning fan motor resistor
Removal 1. Remove the luggage compartment side trim on the right side. 2. Disconnect the wiring connector from the auxiliary fan resistor. 3. Loosen the...

Additional fan for the air conditioning unit
Removal 1. Remove the luggage compartment side trim on the right side. 2. Disconnect the wiring connectors. 3. Loosen the screws securing the additional fan....

Expansion valve — removal and installation
Removal 1. Remove the evaporator radiator. 2. Carefully remove the seal. 3. Remove the retainer securing the evaporator tube to the expansion valve. 4....

Additional air conditioning unit
Removal 1. Pump the refrigerant out of the air conditioning system. 2. Drain the coolant from the engine cooling system. 3. Raise the car. 4. Disconnect the...

Radiator of heater and evaporator of additional air conditioning system
Removal Cadillac Escalade (models before 2005.) 1. Pump the refrigerant out of the air conditioning system. 2. Remove the side trim of the luggage compartment....

Additional evaporator tube
Removal 1. Pump the refrigerant out of the air conditioning system. 2. Disconnect the additional evaporator tubes (3) from the condenser tube (2) and the...

Air conditioning control panel
Removal Cadillac Escalade (models before 2005.) 1. Remove the instrument panel trim. 2. Remove the radio. 3. Carefully press the latches and detach the control...

Temperature control servo drive
Removal Models before 2005. 1. Disconnect the cable from the negative terminal of the battery. 2. (Cadillac Escalade) Turn the instrument panel. 3. (Chevrolet...

Additional air conditioning temperature control servo drive
Removal 1. Remove the luggage compartment side trim on the right side. 2. (Models since 2007, Behr) Move the auxiliary climate control unit to improve access...

Servo drive for switching ventilation modes
Removal Cadillac Escalade (models before 2005.) 1. Disconnect the electrical connector from the ventilation mode switching servo located to the left of the air...

Servo drive for ventilation modes of additional air conditioning system
Removal 1. Remove the luggage compartment side trim on the right side. 2. Disconnect the auxiliary air conditioning system ventilation mode servo wiring...

Front control panel for additional climate control
Removal 1. (Models before 2007.) Loosen the upper console mounting screw. Tightening torque 2 Nm. 2. Disconnect the upper console from the roof trim. 3....

Rear control panel for additional climate control
Removal Cadillac Escalade (models before 2005.) 1. Remove the trim. 2. Carefully remove the control panel from the roof trim. 3. Disconnect the wiring...

Recirculation mode servo drive
Removal Delphi 1. (Models before 2005.) Remove the upper and lower instrument panel trim. 2. (Models before 2005.) Remove the front passenger airbag. 3....

Coolant bypass valve
Removal 1. Drain the coolant from the engine cooling system. See chapter " Cooling system ". 2. Disconnect the fastening clamps of the refrigerant drain pipe...

Distribution valve — removal and installation
Removal 1. Drain the coolant from the engine cooling system. 2. Unscrew the trim panel mounting nut located next to the filter. 3. Remove the trim panel. 4....

Additional air conditioning control unit
Removal Models with mechanical control 1. Remove the rear control panel of the additional climate control unit. 2. Disconnect the additional climate control...

Fan speed control unit (with automatic control)
Removal Main air conditioning unit 1. Remove the soundproofing pad. 2. Disconnect the fan motor wiring connector. 3. Disconnect the connector (4) from the...

Additional air conditioning fan speed switch
Removal 1. Disconnect the upper console (1) from the roof trim. 2. Press the latches and disconnect the switch (2) from the overhead console. 3. Disconnect the...

Additional air conditioning unit
Removal 1. Remove the interior trim of the luggage compartment on the right side. 2. Disconnect the wiring connector of the electronic control unit of the fan...

Outside air temperature sensor
Removal 1. (Models before 2007.) Remove the turn signal bulb. 2. (Models since 2007.) Disconnect the upper part of the radiator grille mount and carefully pull...

Cabin air temperature sensor
Removal 1. Remove the front pillar trim on the left side. 2. Remove the left center auxiliary handle. 3. Remove the left center pillar trim. 4. Remove the left...

Additional cabin air temperature sensor
Removal 1. Remove the rear pillar trim. 2. Remove the coat hook on the left side. 3. Disconnect the fasteners securing the rear roof trim to the front roof...

Temperature sensors — removal and installation
Upper right and left sensors 1. Remove the upper instrument panel trim. See Chapter " Body ". 2. Disconnect the electrical connector (1) of the upper right...

Sunlight sensor
Removal 1. Remove the upper decorative trim of the instrument panel (see chapter " Body "). 2. Remove the sun sensors (2) and (3) from the upper decorative...

This section is available at russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian

Share information:

Tahoe 2 and 3 (2000-2014)