GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 HUMMER 🢒 2003 🢒 H2 🢒 General Information 🢒 Vibration Diagnosis and Correction 🢒 Engine Mount Replacement - Left Side

Removal Procedure

    Object Number: 794678 Size: SH
  1. Remove the engine mount-to-frame bracket bolts. (Right side shown, left side similar).
  2. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .

    3. Object Number: 794711 Size: SH
  3. Remove the engine shield bolts.
  4. Remove the engine shield.

    5. Important: DO NOT raise and/or support the engine by the crankshaft balancer, or oil pan.

  5. Raise and suitably support the engine using adjustable (screw type) jack stands.

    6. Object Number: 794679 Size: SH
  6. Remove the engine mount bolts.
  7. Remove the engine mount.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 794679 Size: SH
  1. Position the engine mount to the engine.
  2. Install the engine mount bolts.

    3. Tighten
    Tighten the engine mount bolts to 50 N·m (37 lb ft).

  3. Lower the engine.
  4. Remove the adjustable jack stands.

    5. Object Number: 794711 Size: SH
  5. Position the engine shield to the vehicle.
  6. Install the engine shield bolts.

    7. Tighten
    Tighten the engine shield bolts to 30 N·m (22 lb ft).

  7. Lower the vehicle.

    8. Object Number: 794678 Size: SH
  8. Install the engine mount-to-frame bracket bolts (right side shown, left side similar).

    9. Tighten
    Tighten the engine mount-to-frame bracket bolts to 65 N·m (48 lb ft).