GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 651864  Size: SH
  1. Remove the front suspension crossmember. Refer to Front Suspension Crossmember Replacement.
  2. Remove the engine mount-to-engine mount bracket nut.
  3. Remove the engine mount (left side shown, right side similar).
  4. Remove the engine mount heat shield from the engine mount, if necessary.

Installation Procedure


    Object Number: 651864  Size: SH
  1. Install the engine mount heat shield to the engine mount, if necessary.
  2. Note: When installing the engine mount be sure to have the locating dowel in the correct position.

  3. Install the engine mount (left side shown, right side similar).
  4. Caution: Refer to Fastener Caution in the Preface section.

  5. Install the engine mount-to-engine mount bracket nut.
  6. • Except LS9/ZR1, tighten the nut to 65 N·m (48 lb ft).
    • For LS9/ZR1, tighten the nut to 100 N·m (74 lb ft).
  7. Install the front suspension crossmember. Refer to Front Suspension Crossmember Replacement.