GM Service Manual Online
For 1990-2009 cars only

    Important: Before replacing any engine mount due to suspected fluid loss, verify that the source of the fluid is the engine mount, not the engine or accessories.

  1. Install the engine support fixture. Refer to Engine Support Fixture .
  2. Use the support fixture in order to raise the engine and create a slight tension in the engine mount.
  3. Observe the engine mount while raising the engine. Replace the engine mount if the engine mount exhibits any of the following conditions:
  4. • The hard rubber surface is covered with heat check cracks.
    • The rubber is separated from the metal plate of the engine mount.
    • The rubber is split through the center of the engine mount.
  5. Refer to the following procedures when replacing the engine mounts or engine mount brackets:
  6. •  Engine Mount Replacement - Right Side
    •  Engine Mount Bracket Replacement - Right Side
  7. If there is movement between the metal plate of the engine mount and its attaching points, lower the engine on the engine mount. Tighten the bolts or nuts attaching the engine mount to the frame or engine mount bracket. Refer to Fastener Tightening Specifications .
  8. For information on the transaxle mounts, refer to Transmission Mount Inspection in Automatic Transaxle - 4T65 -E.