GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2000 🢒 Metro 🢒 HVAC 🢒 Heating, Ventilation and Air Conditioning 🢒 Discharge Hose Replacement

Removal Procedure

    Object Number: 354735 Size: MH
  1. Discharge and recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  2. Remove the bolt and the discharge hose from the compressor.
  3. Remove the nut and the discharge hose at the condenser block fitting (4).
  4. Remove the discharge hose from the vehicle.

Installation Procedure
  1. Lubricate new O-rings with mineral base 525 viscosity refrigerant oil.
  2. Install the O-rings to the discharge hose.

    3. Object Number: 354735 Size: MH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Connect the discharge hose to the condenser block fitting (4). Secure the discharge hose with the nut.

    4. Tighten
    Tighten the nut to 9.8 N·m (86.74 lb in).

  4. Install the discharge hose to the compressor. Secure the discharge hose with the bolt.

    5. Tighten
    Tighten the bolt to 9.8 N·m (86.74 lb in).

  5. Evacuate and recharge the air conditioning (A/C) system. Refer to Refrigerant Recovery and Recharging .
  6. Operate the A/C system, and test the system for refrigerant leaks. Refer to Leak Testing .