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Home >> Chevrolet >> 2003 >> Astro Van AWD V6-4.3L VIN X >> Repair and Diagnosis >> Heating and Air Conditioning >> Heater Hose >> Service and Repair >> Heating Hoses Replacement - Inlet
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Heating Hoses Replacement - Inlet

HEATING HOSES REPLACEMENT - INLET

TOOLS REQUIRED
J 38185 Hose Clamp Pliers

REMOVAL PROCEDURE
1. Remove the air cleaner.




2. Drain the engine coolant.
3. Remove the coolant recovery reservoir.
4. Remove the heater hose support clamp bolt (5).
5. Using the J 38185, reposition the inlet heater hose clamp from the heater core.
6. Remove the inlet heater hose (2) from the heater core.
7. Using the J 38185, reposition the inlet heater hose clamp from the water valve.
8. Remove the inlet heater hose (2) from the water bypass valve.

INSTALLATION PROCEDURE




1. Install the inlet heater hose (2) to the water bypass valve.
2. Using the J 38185, reposition the inlet heater hose clamp to the water bypass valve.
3. Install the inlet heater hose (2) to the heater core.
4. Using the J 38185, reposition the inlet heater hose clamp to the heater core.
5. Install the heater hose support clamp to the heater core.
6. Install the heater hose support clamp bolt (5).

NOTE: Refer to Fastener Notice in Service Precautions.

Tighten
Tighten the bolt to 4 N.m (35 lb in).

7. Install the coolant recovery reservoir.
8. Fill the cooling system.
9. Install the air cleaner.
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