GM Service Manual Online
For 1990-2009 cars only

Application

GM SPO Group Number

Cooling Fan Motor

1.055

Coolant Heater

1.152

Engine Oil Cooler Line

1.540

Engine Oil Quick Connector

1.540

Radiator

1.219

Radiator Inlet Hose

1.159

Radiator Outlet Hose

1.173

Surge Tank

1.240

Surge Tank Cap

1.240

Surge Tank Inlet Hose

1.240

Surge Tank Outlet Hose

1.240

Thermostat

1.246

Thermostat Housing Crossover

1.069

Water Pump

1.069