Removal Procedure

WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Surge Tank Cap

Courtesy of GENERAL MOTORS CORP.

Remove the surge tank cap.
Slide a drain pan under the front of the dashboard under the heater inlet hose.

Fig 2: View Of Heater Inlet Hose Clamp At Heater Core

Courtesy of GENERAL MOTORS CORP.

Reposition the heater inlet hose clamp at the heater core using J 38185 .
Remove the heater inlet hose from the heater core and tilt the hose downward toward the drain pan to drain the coolant from the hose.

Fig 3: View Of Heater Inlet Hose At Engine

Courtesy of GENERAL MOTORS CORP.

Reposition the heater inlet hose clamp at the engine using J 38185 .
Remove the heater inlet hose (1) from the engine.