Heater Inlet And Outlet Pipe Replacement (LF4)

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Heater Inlet And Outlet Pipe (LF4)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Remove the heater inlet hose. Refer to Heater Inlet Hose Replacement (LF4) . Remove the heater outlet hose. Refer to Heater Outlet Hose Replacement (LF4) . Remove the radiator outlet pipe. Refer to Radiator Outlet Pipe Replacement (LF4) . Remove the engine coolant thermostat housing. Refer to Engine Coolant Thermostat Housing Replacement (LF4) .
1	Heater Inlet and Outlet Pipe Fasteners (Qty: 2) Tighten 9 N.m (80 lb in)
2	Heater Inlet and Outlet Pipe Seal NOTE: Replace with a NEW seal.
3	Heater Inlet and Outlet Pipe Gasket NOTE: Replace with a NEW gasket.
4	Heater Inlet and Outlet Pipe