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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 357 (Engine Cooling System) >> Repair Instructions >> Heater Inlet And Outlet Pipe Replacement (LGX)

Heater Inlet And Outlet Pipe Replacement (LGX)

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Fig 1: Heater Inlet And Outlet Pipe (LGX)
GM4292133Courtesy of GENERAL MOTORS COMPANY
Callout Component Name

Preliminary Procedures

  1. Remove Engine Rear Noise Shield. Refer to Engine Rear Noise Shield Replacement
  2. Disconnect Heater Inlet Hose @ Heater Inlet and Outlet Pipe. Refer to Heater Inlet Hose Replacement (LGX with Rear Aux HVAC Heater Inlet and Outlet Pipe to Quick Connect Connector)Heater Inlet Hose Replacement (LGX with Rear Aux HVAC Quick Connect Connector to Auxiliary Air Conditioning Evaporator Intermediate Tube)Heater Inlet Hose Replacement (LGX without Rear Aux HVAC without V08)
  3. Disconnect Heater Outlet Hose @ Heater Inlet and Outlet Pipe. Refer to Heater Outlet Hose Replacement (LGX with Rear Aux HVAC From Radiator Surge tank to Heater Outlet Hose Connector)Heater Outlet Hose Replacement (LGX with Rear Aux HVAC Quick Connector To Tee Connector)Heater Outlet Hose Replacement (LGX with Rear Aux HVAC Quick Connect Connector to Auxiliary A/C Evaporator Intermediate Tube Quick Connect Connector)Heater Outlet Hose Replacement (LGX without Rear Aux HVAC Heater Inlet and Outlet Pipe to Heater Outlet Hose Connector)Heater Outlet Hose Replacement (LGX without Rear Aux HVAC From Radiator Surge tank to Heater Outlet Hose)Heater Outlet Hose Replacement (LGX with Rear Aux HVAC Heater Inlet and Outlet Pipe to Tee Connector)Heater Outlet Hose Replacement (LGX without Rear Aux HVAC Quick Connector To Tee Connector)
1 Heater Inlet and Outlet Pipe Bolt (Qty: 2)
CAUTION:

Refer to Fastener Caution .


Tighten 
9 N.m (80 lb in)
2 Heater Inlet and Outlet Pipe
3 Heater Inlet and Outlet Pipe Gasket
Procedure 
Install a NEW gasket.