GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Pontiac
🢒
2000
🢒
Montana
🢒
HVAC
🢒 Heating, Ventilation and Air Conditioning
HVAC
All Description and Operation
Accumulator Description
Air Conditioning (A/C) System Description
Air Conditioning Evaporator Thermal Expansion Valve Description
Air Distribution System Description
Compressor Description
Condenser Description
Evaporator Description
Expansion (Orifice) Tube Description
Handling of Refrigerant Lines and Fittings
Handling Refrigerant R-134a
Heater Core Description
High Pressure Relief Valve Description
Maintaining Chemical Stability
Refrigeration System Description
Relays and Sensors Description
Vacuum Hose Harness Description
All Special Tools and Equipment
Special Tools
Cleaning, Inspection, and Adjustment
Compressor Leak Testing
Diagnostic Procedures
Auxiliary Heating Insufficient
Cold Drafts on Floor
Cooling Insufficient - Air Conditioning (A/C) System
Cooling Insufficient - Air Conditioning (A/C) System - Pressure Zone A
Cooling Insufficient - Air Conditioning (A/C) System - Pressure Zone B
Cooling Insufficient - Air Conditioning (A/C) System - Pressure Zone C
Cooling Insufficient - Air Conditioning (A/C) System - Pressure Zone D
Defrosting Insufficient
Heating Insufficient
Noise Diagnosis - Air Conditioning (A/C) System
Noise Diagnosis - Blower Motor
Disassembly, Overhaul, Repair, and Assembly
Air Conditioning Clutch Coil Installation
Air Conditioning Clutch Coil Removal
Clutch Rotor and Bearing Removal
Clutch Rotor and/or Bearing Install
Compressor Clutch Plate and Hub Assembly Removal
Compressor Clutch Plate/Hub Assembly Install
Compressor Control Valve Assembly Install
Compressor Control Valve Assembly Removal
Compressor Pressure Relief Valve Installation
Compressor Pressure Relief Valve Removal
Compressor Shaft Seal Install
Compressor Shaft Seal Removal
General Diagnostic Information
Leak Testing
Odor Diagnosis
Mechanical Specifications
Fastener Tightening Specifications
Fitting and Line Tightening Specifications
Other Specifications
Refrigerant Oil Distribution Specifications
System Capacities
Removal, Installation, and Replacement
Accumulator Tube Replacement
Air Conditioning (A/C) Refrigerant Pressure Sensor Replacement
Air Conditioning Accumulator Replacement
Air Conditioning Clutch Coil Replacement
Air Conditioning Compressor Hose Replacement
Air Conditioning Compressor Replacement
Air Conditioning Compressor Shaft Seal Replacement
Air Conditioning Condenser Replacement
Air Conditioning Evaporator Core Replacement
Air Distributor Duct Replacement
Air Inlet Valve Replacement
Auxiliary Air Conditioning Evaporator Replacement
Auxiliary Air Conditioning Evaporator Thermal Expansion Valve Replacement
Auxiliary Air Distributor Duct Replacement
Auxiliary Air Outlet Duct Replacement
Auxiliary Blower Motor and Fan Replacement
Auxiliary Blower Motor Resistor Replacement
Auxiliary Coolant Bypass Pump Switch Replacement
Auxiliary Coolant Pump Replacement
Auxiliary Coolant Pump to Heater Core Inlet Hose Replacement
Auxiliary Heater and Air Conditioning Pipe Repair
Auxiliary Heater Core Replacement
Auxiliary HVAC Module Replacement
Blower Motor and Fan Replacement
Blower Motor Resistor Replacement
Center Air Outlet Replacement
Clutch Rotor and/or Bearing Replacement
Compressor Clutch Plate/Hub Assembly Replacement
Compressor Pressure Relief Valve Replacement
Compressor Relay Replacement
Condenser Tube Replacement
Defroster Air Outlet Duct Replacement
Defroster Valve Replacement
Evaporator Tube Replacement
Expansion (Orifice) Tube Replacement
Extended Console Air Outlet Duct Replacement
Floor Air Outlet Replacement - Center
Heater Core Cover Replacement
Heater Core Replacement
Heater Inlet Hose Replacement
Heater Inlet Pipe Replacement
Heater Outlet Hose Replacement
HVAC Module Assembly Replacement
Inlet Pipe to Auxiliary Coolant Pump Hose Replacement
Mode Valve Replacement
O-Ring Replacement
Odor Correction
Passenger Compartment Air Filter Replacement
Refrigerant Recovery and Recharging
Service Ports Replacement
Side Window Air Outlet Replacement
Temperature Valve Replacement