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Home >> Buick >> 2000 >> LeSabre Custom, 4T65E/M15 >> Repair and Diagnosis >> External Pages >> Different car >> Section 30 (HVAC Systems - Automatic) >> Removal & Installation >> Compressor >> Installation

Removal & Installation: Compressor: Installation

WARNING: This page is about a different car, the 2002 Buick LeSabre. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Inspect the seal washers for damage before reinstalling the A/C lines and hoses. If any damage is noted during inspection, the suspect seal must be replaced. Flat washer type seals do not require lubrication.
  1. Install the compressor. Install the front mounting nuts and the bolt. Tighten to specification. See TORQUE SPECIFICATIONS .
  2. Install the rear bolt to the compressor. Tighten to specification. Install the A/C compressor hose to the compressor. See Figure.
  3. Install the A/C compressor hose nut. Tighten to specification. Connect the electrical connector to the compressor. See Figure.
  4. Connect the electrical connector to the A/C pressure sensor. Install the retaining bolt to the wiring harness bracket. See Figure. Tighten to specification. See TORQUE SPECIFICATIONS . Lower the vehicle.
  5. Install the accessory drive belt. Connect the negative battery cable.
  6. Recharge the A/C system. See RECOVERY, EVACUATION & RECHARGING in GENERAL SERVICING PROCEDURES article in GENERAL SERVICING.
  7. Leak test the repair. See LEAK TESTING article in GENERAL SERVICING. Install the lower air deflector. Install the right wheelhouse extension.
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