GM Service Manual Online
For 1990-2009 cars only

Engine Mount Replacement Right Side

Tools Required

J 28467-B Universal Engine Support Fixture

Removal Procedure

    Notice: Refer to Engine Mounting Notice in the Preface section.

    Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1252137  Size: SH
  1. Disconnect the negative battery cable.
  2. Notice: When raising or supporting the engine for any reason, do not use a jack under the oil pan, any sheet metal, or crankshaft balancer. Jacking against the oil pan may cause it to crack or break.

  3. Support the engine assembly using the J 28467-B .
  4. Remove the right front wheel well splash shield. Refer to Wheelhouse Splash Shield Replacement in Body Front End.

  5. Object Number: 1252118  Size: SH
  6. Remove the engine mount bracket retaining bolts.
  7. Remove the engine mount bracket.
  8. Remove the power steering pump drive belt. Refer to Power Steering Pump Belt Replacement in Power Steering System.

  9. Object Number: 1252120  Size: SH
  10. Remove the front timing belt cover bolts and the front timing belt cover.
  11. Align the crankshaft pulley timing mark with the pointer, and the camshaft gears with the timing marks on the rear cover, by turning the crankshaft gear bolt.
  12. Loosen the timing belt automatic tension bolt.
  13. Turn the hex-key tab to relieve belt tension.
  14. Remove the timing belt idler pulley nuts.
  15. Remove the timing belt idler pulley.
  16. Remove the engine mount retaining bolts.
  17. Remove the engine mount.

Installation Procedure


    Object Number: 1252153  Size: SH
  1. Install the engine mount.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the engine mount retaining bolts.
  4. Tighten
    Tighten the engine mount retaining bolts to 60 N·m (44 lb ft).


    Object Number: 1252138  Size: SH
  5. Install the timing belt idler pulleys.
  6. Install the timing belt idler pulley nuts.
  7. Tighten
    Tighten the timing belt idler pulley nuts to 25 N·m (44 lb ft).

  8. Tension the timing belt by turning the timing belt automatic tensioner hex-key tab counterclockwise until the pointer is aligned to the indicator.
  9. Tighten
    Tighten the timing belt automatic tensioner bolt to 25 N·m (18 lb ft).

  10. Install the front timing belt cover.
  11. Install the front timing belt cover bolts.
  12. Tighten
    Tighten the front timing belt cover bolts to 6 N·m (53 lb in).


    Object Number: 1252118  Size: SH
  13. Install the engine mount bracket and retaining bolts.
  14. Tighten
    Tighten the engine mount bracket retaining bolts to 60 N·m (44 lb ft).

  15. Remove the J 28467-B .
  16. Install the power steering pump drive belt. Refer to Power Steering Pump Belt Replacement in Power Steering System.
  17. Install the right front wheel well splash shield. Refer to Wheelhouse Splash Shield Replacement in Body Front End.
  18. Install the air filter housing assembly with the bolts.
  19. Tighten
    Tighten the air filter housing assembly bolts to 6 N·m (53 lb in).

  20. Connect the negative battery cable.

Engine Mount Replacement Forward

Removal Procedure

    Notice: Refer to Engine Mounting Notice in the Preface section.

    Notice: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1252154  Size: SH
  1. Disconnect the negative battery cable.
  2. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Remove the front engine crossmember. Refer to Engine Front Crossmember Replacement in Frame and Underbody.
  4. Remove the bolts securing the engine mount to the center member.
  5. Remove the engine mount.

  6. Object Number: 1252155  Size: SH
  7. Remove the engine mount bracket-to-engine block nuts.

  8. Object Number: 1252156  Size: SH
  9. Remove the engine mount bracket-to-engine block bolts.
  10. Remove the engine mount bracket.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1252154  Size: SH
  1. Install the engine mount and bolts to the front engine crossmember.
  2. Tighten
    Tighten the engine mount bolts to 60 N·m (44 lb ft).


    Object Number: 1252156  Size: SH
  3. Install the engine mount bracket-to-engine block bolts.

  4. Object Number: 1252155  Size: SH
  5. Install the engine mount bracket-to-engine block nuts.
  6. Tighten
    Tighten the engine mount bracket-to-engine block bolts and nuts to 80 N·m (59 lb ft).

  7. Install the front engine crossmember. Refer to Engine Front Crossmember Replacement in Frame and Underbody.
  8. Lower the vehicle.
  9. Connect the negative battery cable.