GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Impala 🢒 Engine 🢒 Engine Mechanical - 3.4L 🢒 Engine Mount Replacement

Removal Procedure
  1. Disconnect the battery ground cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  2. Remove the throttle body air inlet duct.
  3. Remove the engine mount struts. Refer to Engine Mount Strut Replacement - Left Side and to Engine Mount Strut Replacement - Right Side .
  4. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  5. Remove the three-way catalytic converter pipe from the right rear exhaust manifold. Refer to Catalytic Converter Replacement in Engine Exhaust.
  6. Remove the right front wheel and tire. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  7. Remove the right engine splash shield. Refer to Engine Splash Shield Replacement - Right Side in Body Front End.

    8. Object Number: 462775 Size: SH
  8. Remove the engine mount lower nuts.
  9. Raise the engine, using the universal engine support fixture. Refer to Engine Support Fixture .

    10. Object Number: 96007 Size: SH
  10. Remove the bolts which secure the engine mount bracket to the oil pan.
  11. Remove the engine mount and the engine mount bracket.

    12. Object Number: 96010 Size: SH
  12. Remove the engine mount upper nuts.
  13. Remove the engine mount from the engine mount bracket.

Installation Procedure

    Object Number: 96010 Size: SH
  1. Install the engine mount to the engine mount bracket.

    2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  2. Install the engine mount upper nuts.

    3. Tighten
    Tighten the upper nuts to 43 N·m (32 lb ft).


    Object Number: 96007 Size: SH
  3. Install the engine mount bracket with the engine mount to the oil pan.
  4. Install the bolts which secure the engine mount bracket to the oil pan.

    5. Tighten
    Tighten the bolts to 58 N·m (43 lb ft).

  5. Lower the vehicle.
  6. Lower the engine.
  7. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

    8. Object Number: 462775 Size: SH
  8. Install the engine mount lower nuts.

    9. Tighten
    Tighten the lower nuts to 43 N·m (32 lb ft).

  9. Install the right engine splash shield. Refer to Engine Splash Shield Replacement - Right Side in Body Front End.
  10. Install the right front wheel and tire. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  11. Connect the three-way catalytic converter pipe to the right rear exhaust manifold. Refer to Catalytic Converter Replacement in Engine Exhaust.
  12. Lower the vehicle.
  13. Remove the engine support fixture.
  14. Install the engine mount struts. Refer to Engine Mount Strut Replacement - Left Side and to Engine Mount Strut Replacement - Right Side .
  15. Install the throttle body air inlet duct.
  16. Connect the battery ground cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.