GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2005 🢒 Aveo 🢒 HVAC 🢒 Heating, Ventilation and Air Conditioning 🢒 Heater Hose Assembly Replacement

Removal Procedure

    Object Number: 1251914 Size: SH
  1. Partially drain the cooling system.
  2. Compress and slide rearward the 2 heater hose spring clamps at the cowl.

    3. Object Number: 1241693 Size: SH
  3. Gently twist the hose from left to right and back again to loosen the bond between the hose and the tube.
  4. Remove the end of the hose from the tube.
  5. Repeat Steps 3 and 4 with the other hose.
  6. Compress the heater hose spring clamp on the inlet coolant line and slide the clamp rearward.
  7. Remove the hose from the vehicle.
  8. Compress the heater hose spring clamp at the connection below the intake manifold and slide the clamp rearward.
  9. Remove the hose from the vehicle.

Installation Procedure

    Object Number: 1251914 Size: SH
  1. Install the left heater hose to the coolant inlet line fitting. Slide the end of the heater hose over the coolant fitting until the hose is seated.
  2. Install the right heater hose to the fitting below the intake manifold. Slide the end of the heater hose over the fitting until it is seated.
  3. Install and seat the other end of each heater hose.
  4. Compress and slide the spring clamps into position on the heater hoses and release the tension on the spring clamps.

    5. Object Number: 1241693 Size: SH
  5. Fill the cooling system.
  6. Inspect the hoses for leaks.