For 1990-2009 cars

#### GM SPO Group Numbers

Application | GM SPO Group Number
--- | ---
A/C Compressor | 9.170
A/C Compressor Clutch Bearing | 9.181
A/C Compressor Clutch Coil | 9.186
A/C Compressor Clutch Plate & Hub | 9.188
A/C Compressor Clutch Rotor | 9.275
A/C Compressor Control Valve | 9.176
A/C Compressor Pressure Relief Valve | 9.178
A/C Compressor Relay | 9.277
A/C Compressor Sealing Washers | 9.222
A/C Compressor Shaft Seal | 9.175
A/C Condenser | 9.190
A/C Evaporator Core (Front) | 9.210
A/C Expansion Refrigerant Orifice | 9.213
A/C Refrigerant Accumulator | 9.195
A/C Refrigerant lines (Compressor w/muffler) | 9.226
A/C Refrigerant (All Metal) Tube | 9.220
A/C Refrigerant Tubes (Auxiliary) | 9.225
A/C Refrigerant Line O-Rings | 8.927
A/C Refrigerant Pressure Sensor | 9.275
A/C Service Ports | 9.177
Air Distribution Duct (Auxiliary) | 9.262
Air Distribution Duct (Center) | 9.262
Air Distribution Duct (Center Floor) | 9.262
Air Distribution Duct (Defrost) | 9.779
Air Distribution Duct (Extended Console) | 9.262
Air Distribution Duct (Side Window) | 9.780
Air Distribution Duct (Instrument Panel) | 10.230
Air Inlet Valve | 9.784
Air Inlet Valve Actuator | 9.280
Air Outlet Ducts (Auxiliary) | 9.262
Ambient Air Temperature Sensor | 9.770
Blower Motor (Front) | 8.855
Blower Motor (Auxiliary) | 8.855
Blower Motor Fan (Front) | 8.857
Blower Motor Resistor (Front) | 9.215
Blower Motor Resistor (Auxiliary) | 8.855
Defrost Valve | 9.779
Defrost Valve Actuator | 9.280
Heater and A/C Control Assembly (Front) | 9.273
Heater and A/C Control Assembly (Front Auxiliary) | 9.275
Heater and A/C Control Assembly (Rear Auxiliary | 9.273
Heater Core (Front) | 8.854
Heater Core (Auxiliary) | 8.854
Heatert Core Cover | 9.211
Heater Inlet and Outlet Hoses | 8.846
Heater Inlet and Outlet Pipe | 8.846
Heater Pipes (Auxiliary) | 8.846
HVAC Module (Front) | 9.169
HVAC Module (Auxiliary) | 9.169
HVAC Module Case Seals | 9.211
Mode Valve (Front) | 9.786
Mode Valve Actuator (Front) | 9.280
Mode Valve Actuator (Auxiliary) | 9.280
Passenger Compartment Air Filter | 9.786
Temperature Valve (Front) | 8.858
Temperature Valve Actuator (Front) | 9.280
Temperature Valve Actuator (Auxiliary) | 9.280
Thermal Expansion Valve (Auxiliary) | 9.213
Vacuum Lines | 9.281
Vacuum Tank | 9.281