Service Information
2020 GMC Terrain
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Equinox, Terrain Service Manual (N America, Israel, MidEast - except Central America/Caribbean) (13286553)
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Document ID: 4579205
Auxiliary Heater Outlet Hose Replacement (LYX with KL9)
Removal Procedure
Drain the cooling system.
Cooling System Draining and Filling
Engine Coolant Air Bleed Hose(2)@Radiator Surge Tank»Remove—
Engine Coolant Air Bleed Hose Replacement
Engine Coolant Air Bleed Hose(2)@Turbocharger Coolant Return Pipe»Remove—
Engine Coolant Air Bleed Hose Replacement
Engine Control Module Bracket(1)»Remove—
Engine Control Module Bracket Replacement
{ If equipped }Power Transfer Unit Vent Hose(1)@Radiator Surge Tank»Remove—
Power Transfer Unit Vent Hose Replacement
Wiring HarnessesReposition
Auxiliary Heater Outlet Hose Retainer(2)@Heater Water Auxiliary Pump Hose»Remove
Auxiliary Heater Outlet Hose Clamp(1)»Disengage—
Hose Clamp Replacement Guidelines - Spring Type
Auxiliary Heater Outlet Hose(2)@Water Outlet»Remove
Heater Water Auxiliary Pump Inlet Hose(2)@Auxiliary Water Pump»Remove—
Heater Water Auxiliary Pump Inlet Hose Replacement
Auxiliary Heater Outlet Hose Clamp(1)»Disengage—
Hose Clamp Replacement Guidelines - Spring Type
Auxiliary Heater Outlet Hose(2)@Auxiliary Water Pump»Remove
Auxiliary Heater Outlet Hose(2)»Remove
Installation Procedure
Auxiliary Heater Outlet Hose(2)@Auxiliary Water Pump»Install
Auxiliary Heater Outlet Hose Clamp(1)»Engage—
Hose Clamp Replacement Guidelines - Spring Type
Heater Water Auxiliary Pump Inlet Hose(2)@Auxiliary Water Pump»Install—
Heater Water Auxiliary Pump Inlet Hose Replacement
Auxiliary Heater Outlet Hose(2)@Water Outlet»Install
Auxiliary Heater Outlet Hose Clamp(1)»Engage—
Hose Clamp Replacement Guidelines - Spring Type
Auxiliary Heater Outlet Hose Retainer(2)@Heater Water Auxiliary Pump Hose»Install
Wiring HarnessesReposition
{ If equipped }Power Transfer Unit Vent Hose(1)@Radiator Surge Tank»Install—
Power Transfer Unit Vent Hose Replacement
Engine Control Module Bracket(1)»Install—
Engine Control Module Bracket Replacement
Engine Coolant Air Bleed Hose(2)@Turbocharger Coolant Return Pipe»Install—
Engine Coolant Air Bleed Hose Replacement
Engine Coolant Air Bleed Hose(2)@Radiator Surge Tank»Install—
Engine Coolant Air Bleed Hose Replacement
Fill the cooling system.
Cooling System Draining and Filling
Check the cooling system for leaks.
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