Preliminary ProcedureDrain the cooling system. Refer toCooling System Draining and Filling.Remove the intake manifold cover. Refer toIntake Manifold Cover Replacement.Remove the fuel pipe shield. Refer toFuel Pipe Shield Replacement | |
1 | Heater Outlet Hose |
2 | Heater Inlet Hose |
3 | Surge Tank Hose |
4 | Radiator Outlet Hose |
5 | Bolt (Qty:-3) Caution:Refer toFastener Caution. Tighten10-Y (89-lb-in) |
6 | Engine Cooling Thermostat Housing Tip:Clean the engine block and thermostat gasket surfaces.Replace the gasket and any worn hoses. |
Selecting the Right Engine Oil
(Gasoline Engines)
Selecting the right engine oil
depends on both the proper oil
specification and viscosity grade.
See Recommended Fluids and
Lubricants.
Specification
Ask for and use engine oils that
meet the dexos1 specification.
Engine oils that have been
approved by GM as meeting the
dexos1 specific ...