GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 LaCrosse 🢒 Engine 🢒 Engine Controls and Fuel - 3.8L 🢒 Engine Front Mount Bracket Replacement

Removal Procedure
  1. Remove the transmission. Refer to Transmission Replacement.
  2. Remove the drive belt. Refer to Drive Belt Replacement.

    3. Note: Do not discharge the air conditioning system.

  3. Remove the A/C compressor from the engine. Refer to Air Conditioning Compressor Replacement.
  4. Secure the compressor away from the bracket area.
  5. Remove the engine mount. Refer to Engine Front Mount Replacement.
  6. Remove the engine knock sensor shield and disconnect the sensor harness. Refer to Knock Sensor 2 Replacement.

    7. Object Number: 97800 Size: SH
  7. Remove the front engine mount bracket bolts from the engine.

    8. Object Number: 97804 Size: SH
  8. Remove the rear engine mount bracket bolts from the engine.
  9. Remove the engine mount bracket from the vehicle.

Installation Procedure
  1. Position the engine mount bracket to the engine.
  2. Connect the knock sensor harness connector and install the shield. Refer to Knock Sensor 2 Replacement.

    3. Object Number: 97804 Size: SH
  3. Install the rear engine mount bracket bolts to the engine. Hand tighten the bolts at this time.

    4. Object Number: 97800 Size: SH
  4. Install the front engine mount bracket bolts to the engine. Hand tighten the bolts at this time.

    5. Caution: Refer to Fastener Caution in the Preface section.

  5. Install the engine mount bracket bolts.

    6. Tighten
    Tighten the bolts to 102 N·m (75 lb ft).

  6. Install the engine mount. Refer to Engine Front Mount Replacement.
  7. Install the A/C compressor to the engine. Refer to Air Conditioning Compressor Replacement.
  8. Install the drive belt. Refer to Drive Belt Replacement.
  9. Install the transmission. Refer to Transmission Replacement.