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HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 143 (HEATING, VENTILATION AND AIR CONDITIONING)REPAIR INSTRUCTIONSCOMPRESSOR REPLACEMENT (L26)INSTALLATION PROCEDURE
2006 Chevrolet Cobalt SS, 4D Sedan, Standard

Installation Procedure

2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Installation Procedure
WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Install the compressor drain plug.

    Tighten:  Tighten the drain plug to 16 N.m (12 lb ft).

  2. Position the A/C compressor onto the front A/C compressor mounting stud and the rear A/C compressor mounting bolt.
  3. Install the A/C compressor front bolt.

    Tighten:  Tighten the bolts to 50 N.m (36 lb ft).

  4. Install the A/C compressor front mounting nut.

    Tighten:  Tighten the nut to 50 N.m (36 lb ft).

  5. Tighten the A/C compressor rear bolt.

    Tighten:  Tighten the bolt to 50 N.m (36 lb ft).

  6. Install new sealing washers. Refer to Sealing Washer Replacement .
    7. Fig 1: Removing A/C Compressor (3.8L)
    GM1199944Courtesy of GENERAL MOTORS CORP.
  7. Install the hose to the A/C compressor.
  8. Install the nut to the A/C compressor hose.

    Tighten:  Tighten the nut to 27 N.m (20 lb ft).

  9. Connect the electrical connector to the A/C compressor.
  10. Install the splash shield to the right side of the engine. Refer to Splash Shield Replacement - Engine in Body Front End.
  11. Install the drive belts. Refer to Drive Belt Replacement (L26) .
  12. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
  13. Leak test the fittings of the component using J 39400-A.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.