Heater Pipes Replacement

WARNING: This page is about a different car, the 2009 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Heater Pipes

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedure Partially drain the cooling system. Refer to Cooling System Draining and Filling (Vac-N-Fill) or Cooling System Draining and Filling (Static Fill) . Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
1	Heater Outlet Pipe Nut CAUTION: Refer to Fastener Caution . Tighten: 25 N.m (18 lb ft)
2	Heater Outlet Pipe Tip: Using J 38185 Hose Clamp Pliers, position heater outlet hose clamps aside and remove hose from the heater hose and engine.

Callout

Component Name

Preliminary Procedure

Partially drain the cooling system. Refer to Cooling System Draining and Filling (Vac-N-Fill) or Cooling System Draining and Filling (Static Fill) .
Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .

Heater Outlet Pipe Nut

CAUTION: Refer to Fastener Caution .

Tighten: 25 N.m (18 lb ft)

Heater Outlet Pipe
Tip: Using J 38185 Hose Clamp Pliers, position heater outlet hose clamps aside and remove hose from the heater hose and engine.