GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Install a screw jack with a block of wood under the oil pan for support.

  3. Object Number: 1398628  Size: SH
  4. Remove the engine mount bracket to engine retaining bolts.

  5. Object Number: 1398629  Size: SH

    Important: Ensure not to distort or bend the engine mount heat shield.

  6. Remove the engine mount bracket to frame retaining bolts.

  7. Object Number: 785352  Size: SH
  8. Remove lower engine mount bracket retaining nuts.

  9. Object Number: 1398634  Size: SH
  10. Remove the left engine mount bracket to the frame stud.

  11. Object Number: 1398661  Size: SH
  12. Remove the left engine mount bracket assembly from the vehicle.
  13. Remove the engine mount from the engine mount brackets. Refer to Engine Mount Replacement - Left Side .

Installation Procedure

  1. Install the engine mount to the engine mount brackets. Refer to Engine Mount Replacement - Left Side .

  2. Object Number: 1398650  Size: SH
  3. Install the left engine mount bracket assembly to the vehicle.
  4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1398628  Size: SH
  5. Install the left engine mount bracket to engine retaining bolts.
  6. Tighten
    Tighten the bolts to 60 N·m (44 lb ft).


    Object Number: 1398634  Size: SH
  7. Install the left engine mount bracket to the frame stud.
  8. Tighten
    Tighten the stud to 25 N·m (19 lb ft).


    Object Number: 1398629  Size: SH
  9. Install the lower engine mount bracket retaining bolts.
  10. Tighten
    Tighten the nut to 80 N·m (59 lb ft).


    Object Number: 785352  Size: SH
  11. Install the lower engine mount bracket retaining nut.
  12. Tighten
    Tighten the nut to 80 N·m (59 lb ft).

  13. Remove the screw jack.
  14. Lower the vehicle.