GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2003
🢒
Express
🢒
HVAC
🢒 Heating, Ventilation and Air Conditioning
HVAC
All Special Tools and Equipment
Special Tools
Diagnostic Procedures
Air Conditioning (A/C) Diagnostics - Pressure Zone A
Air Conditioning (A/C) Diagnostics - Pressure Zone B
Air Conditioning (A/C) Diagnostics - Pressure Zone C
Air Conditioning (A/C) Diagnostics - Pressure Zone D
Air Conditioning (A/C) System Performance Test
Defrosting Insufficient
Diagnostic Starting Point - Heating, Ventilation and Air Conditioning
Heating Performance Diagnostic
Noise Diagnosis - Air Conditioning (A/C) System
Noise Diagnosis - Blower Motor
Noise Diagnosis - HVAC Module
General Diagnostic Information
Leak Testing
Odor Diagnosis
Mechanical Specifications
Fastener Tightening Specifications
Other Specifications
Refrigerant System Capacities
Removal, Installation, and Replacement
Air Conditioning (A/C) Evaporator and Blower Module Assembly Replacement
Air Conditioning (A/C) High Pressure Switch Replacement
Air Conditioning (AC) Refrigerant Filter Replacement
Air Conditioning Accumulator Replacement
Air Conditioning Clutch Coil Replacement
Air Conditioning Compressor Bracket Replacement
Air Conditioning Compressor Oil Balancing
Air Conditioning Compressor Replacement
Air Conditioning Condenser Replacement
Air Conditioning Cycling Switch Replacement
Air Conditioning Evaporator Core Replacement
Air Conditioning Evaporator Front Tube Replacement
Air Conditioning Evaporator Thermal Expansion Valve Screen Replacement
Air Conditioning Evaporator Tube Replacement - Inlet
Air Conditioning Evaporator Tube Replacement - Outlet
Air Distributor Duct Replacement
Air Temperature Door Replacement
Auxiliary Air Conditioning Air Outlet Deflector Replacement
Auxiliary Air Conditioning Evaporator and Auxiliary Heater Hose Replacement - Intermediate
Auxiliary Air Conditioning Evaporator Hose Replacement
Auxiliary Air Conditioning Evaporator Replacement
Auxiliary Air Conditioning Evaporator Thermal Expansion Valve Replacement
Auxiliary Air Conditioning Evaporator Tube with Auxiliary Heater Inlet and Outlet Pipe Replacement
Auxiliary Air Distributor Duct Replacement - Upper
Auxiliary Air Distributor Lower Duct Replacement
Auxiliary Blower Motor Relay Replacement
Auxiliary Blower Motor Replacement
Auxiliary Blower Motor Resistor Assembly Replacement
Auxiliary Heater and Air Conditioning Pipe Repair
Auxiliary Heater Core Replacement
Auxiliary Heater Inlet Hose Replacement
Auxiliary Heater Outlet Hose Replacement
Auxiliary HVAC Module Replacement
Blower Motor Replacement
Blower Motor Resistor Assembly Replacement
Compressor Relay Replacement
Compressor Sealing Washers Replacement
Coolant Bypass Valve Replacement
Defroster Door Replacement
Discharge Hose Replacement
Expansion (Orifice) Tube Replacement
Floor Air Outlet Duct Replacement - Left Side
Floor Air Outlet Replacement - Center
Floor Air Outlet Replacement - Right Side
Flushing
Heater Assembly Replacement
Heater Core Replacement
Heater Inlet Hose Replacement
Heater Inlet Pipe Replacement
Heater Outlet Hose Replacement
Heater Outlet Pipe Replacement
Instrument Panel Air Deflector Replacement
Mode Door Replacement - Lower
Mode Door Replacement - Upper
O-Ring Replacement
Odor Correction
Recirculation Door Replacement
Refrigerant Recovery and Recharging
Sealing Washer Replacement
Side Window Defogger Outlet Duct Replacement - Left Side
Side Window Defogger Outlet Duct Replacement - Right Side
Suction Hose Replacement
Windshield Defroster Duct Replacement