GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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.


    Object Number: 1655915  Size: SH
  1. Raise and support the vehicle . Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the transmission oil cooler lines at the transmission. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  3. Reposition the transmission oil cooler lines.
  4. Remove the starter. Refer to Starter Motor Replacement .
  5. Remove the engine mount to engine mount bracket bolts.
  6. 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.

    Important: When raising the engine only raise enough to separate the engine mount from the engine mount bracket. Raising any further the fan shroud or the exhaust pipe will require removal.

  7. Place a suitable adjustable jack on the lower engine boss, raise the engine. Only raise the engine enough to separate the engine mount to engine mount bracket.

  8. Object Number: 1655925  Size: SH
  9. Remove the engine mount to engine bolts.
  10. Remove the engine mount.
  11. Remove the engine mount bracket bolts, if necessary.
  12. Remove the engine mount bracket, if necessary.

Installation Procedure


    Object Number: 1655925  Size: SH
  1. Position the engine mount bracket to the frame, if necessary.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the engine mount bracket bolts, if necessary.
  4. Tighten
    Tighten the bolts to 58 N·m (43 lb ft).

  5. Position the engine mount to the engine.
  6. Install the engine mount to engine mount bolts.
  7. Install the engine mount to engine bolts.
  8. Tighten
    Tighten the bolts to 58 N·m (43 lb ft).

  9. Using the adjustable jack lower the engine until the mount rests on the bracket.

  10. Object Number: 1655915  Size: SH
  11. Install the engine mount to engine mount bracket bolts.
  12. Tighten
    Tighten the bolts to 65 N·m (48 lb ft).

  13. Install the starter. Refer to Starter Motor Replacement .
  14. Position the transmission oil cooler lines.
  15. Connect the transmission oil cooler lines at the transmission. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  16. Lower the vehicle.