GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1251978  Size: SH
  1. Disconnect the negative battery cable.
  2. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  3. Remove the screw that secures the receiver-dryer band clamp.
  4. Remove the receiver-dryer with the bolts.
  5. Drain the oil from the receiver-dryer into a container. Measure the amount of oil drained from the receiver dryer and then discard this used oil.

Installation Procedure


    Object Number: 1251978  Size: SH

    Important: Do not uncap the new unit until just prior to installation.

  1. Add oil to the new receiver-dryer. Use the exact amount of oil that you drained from the receiver-dryer.
  2. Install new O-rings in the seal area recess of the new receiver-dryer.
  3. Install the receiver-dryer into the clamp position.
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the connector block retaining bolt to the receiver-dryer.
  6. Tighten
    Tighten the receiver-dryer bolt to 14 N·m (10 lb ft).

  7. Install and tighten the band clamp bolt.
  8. Connect the negative battery cable.
  9. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .