GM Service Manual Online
For 1990-2009 cars only

Tools Required

EN46567 (DW 110-020-A) Engine Assembly Support Fixture

Removal Procedure


    Object Number: 1202885  Size: SH

    Notice: Broken engine mountings can cause misalignment of certain drive-train components. Misalignment of drive-train components causes eventual destruction of the drive-train components.

    If one engine mount breaks, the rest of the engine mounts will have increased stress put on them. This could cause the rest of the engine mounts to break.

  1. Install EN46567  (1) .
  2. Remove the air inlet grille panel weatherstrip.
  3. Remove the exhaust manifold heat shield.
  4. Notice: When raising or supporting the engine for any reason, do not use a jack under the oil pan, any sheet metal, or the crankshaft pulley. Lifting the engine in an unapproved manner may cause component damage.

  5. Position EN46567  (1) on the air inlet grille panel and the front upper panel on the center.

  6. Object Number: 1230430  Size: SH
  7. Tighten the engine fixture joint with a bolt after removing exhaust manifold bolt.
  8. Remove the coolant surge tank. Refer to Radiator Surge Tank Replacement .
  9. Remove the right headlamp. Refer to Headlamp Replacement .
  10. Remove the intermediate bracket nut from the lower vehicle (1).
  11. Remove the intermediate bracket nut from the upper vehicle (2).

  12. Object Number: 1230431  Size: SH
  13. Remove the engine mount damping block assembly (1) with the intermediate bracket attached.
  14. Notice: Loosen the engine support fixture bolt in order to lower the engine slightly and allow the engine mount damping block bolts to be removed. If the engine mount damping block bolts are loosened without lowering the engine assembly support fixture, the engine mount damping block bolts could be damaged.

  15. Remove the engine mount damping block assembly from the wheel house and engine mount upper bracket (2).

  16. Object Number: 1230419  Size: SH
  17. Vice the intermediate bracket (2).
  18. Remove the intermediate bracket bolt (3).
  19. Remove the engine mount damping block from the intermediate bracket (1).
  20. Inspect the damping block for cracks, hardening or damages.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1230432  Size: SH
  1. Install the engine mount dampering block to the intermediate bracket with bolts (1).
  2. Tighten
    Tighten the engine mount dampering block bolts to 45-55 N·m (33-41 lb ft).

  3. Install the intermediate bracket with bolt (2).
  4. Tighten
    Tighten the intermediate bracket to 72-88 N·m (53-65 lb ft).


    Object Number: 1230431  Size: SH
  5. Install the engine mount damping block assembly to the wheelhouse and engine mount upper bracket (2).
  6. Remove the engine mount damping block assembly (1) with the intermediate bracket attached.

  7. Object Number: 1230433  Size: SH
  8. Install the intermediate bracket nuts (1, 2) to the upper and lower vehicle.
  9. Tighten
    Tighten the lower/upper engine mount intermediate bracket nuts to 60-70 N·m (44-52 lb ft).

  10. Install the right headlamp. Refer to Headlamp Replacement .
  11. Install the coolant surge tank. Refer to Radiator Surge Tank Replacement .
  12. Install the exhaust manifold heat shield.
  13. Install the air inlet grille panel weatherstrip.
  14. Remove engine support fixture.