Removal Procedure

WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

Drain the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM .
Remove the fuel injector sight shield. Refer to FUEL INJECTOR SIGHT SHIELD REPLACEMENT (L36) or FUEL INJECTOR SIGHT SHIELD REPLACEMENT (L67) .
Use J 38185 in order to position aside the heater hose outlet clamp at the pipe adapter.
Disconnect the heater outlet hose from the pipe adapter.

Fig 1: Heater Outlet Hose
Courtesy of GENERAL MOTORS CORP.
Remove the heater hose support bracket nut (1).

Fig 2: Heater Hose Support Bracket Nut
Courtesy of GENERAL MOTORS CORP.
Use J 38185 in order to position aside the heater core outlet hose clamp.
Disconnect the heater outlet hose from the heater core.
Separate the support bracket and remove the heater outlet hose.

Fig 3: Heater Outlet Hose & Clamps
Courtesy of GENERAL MOTORS CORP.