GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Envoy - 2WD 🢒 Engine 🢒 Engine Cooling 🢒 Engine Coolant Air Bleed Hose Replacement

Removal Procedure

    Object Number: 1740027 Size: SH
  1. Drain the cooling system, if necessary. Refer to Cooling System Draining and Filling .
  2. Reposition the coolant air bleed hose clamp at the coolant air bleed pipe.
  3. Reposition the coolant air bleed hose clamp at the heater outlet hose.
  4. Remove the coolant air bleed hose from the air bleed pipe and the heater hose.

Installation Procedure

    Object Number: 1740027 Size: SH
  1. Install the coolant air bleed hose to the air bleed pipe and the heater hose.
  2. Position the coolant air bleed hose clamp at the coolant air bleed pipe.
  3. Position the coolant air bleed hose clamp at the heater outlet hose.
  4. Fill the cooling system, if necessary. Refer to Cooling System Draining and Filling .