GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Isuzu 🢒 2005 🢒 Ascender - 4WD 🢒 Engine 🢒 Engine Cooling 🢒 Coolant Recovery Reservoir Replacement

Removal Procedure
  1. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement for the 4.2L engine or to Air Cleaner Assembly Replacement for the 5.3L engine.

    2. Object Number: 769224 Size: SH
  2. Remove the bracket bolt securing the accumulator to the coolant recovery reservoir(1).
  3. Disconnect the electrical connector from the A/C pressure switch and reposition accumulator.
  4. Remove the coolant hoses from the coolant recovery reservoir and plug the hoses and the coolant recovery reservoir outlets with suitable plugs (2).
  5. Remove the nut and bolt securing the coolant recovery reservoir.
  6. Remove the coolant recovery reservoir.

Installation Procedure
  1. Install the coolant recovery reservoir.

    2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 769224 Size: SH
  2. Install the coolant recovery reservoir bolt.

    3. Tighten
    Tighten the bolt to 12 N·m (106 lb in).

  3. Install the coolant recovery reservoir nut.

    4. Tighten
    Tighten the nut to 10 N·m (89 lb in).

  4. Install the coolant hose to the coolant recovery reservoir (2).
  5. Install the accumulator to the coolant recovery reservoir and connect the electrical connector to the A/C low pressure switch.
  6. Secure the accumulator with the bracket and the bolt (1).

    7. Tighten
    Tighten the nut to 10 N·m (89 lb in).

  7. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement for the 4.2L engine or to Air Cleaner Assembly Replacement for the 5.3L engine.