Chevrolet Sonic manuals
 

Chevrolet Sonic Repair Manual: Camshaft Replacement

Chevrolet Sonic Repair Manual / Powertrain / Engine / Valvetrain / Camshaft / Camshaft Replacement

Special Tools

EN-422 Installer

For equivalent regional tools, refer to Special Tools.

Removal Procedure


    Note:

    Take extreme care to prevent any scratches, nicks or damage to the camshafts and caps bearing surfaces.

  1. Remove the timing belt rear cover (1). Refer to Timing Belt Rear Cover Replacement.


  2. Remove the camshaft position solenoid valve housing bolts (1) and housing (2).

  3. Remove the camshaft cap bolts in sequence (1, 4, 2, 3).
  4. Remove the camshaft caps.

    5. Note:

    Mark the camshafts upon removal to ensure installation is in the correct position.

  5. Remove the exhaust camshaft (1) and intake camshaft (3) as necessary.

    6. Note:

    The camshaft seal MUST be replaced whenever the camshaft is removed.

  6. Remove exhaust camshaft seal (2) and intake camshaft seal (4) as necessary.
Installation Procedure
  1. Coat and lubricate the camshaft bearing and cam surfaces with clean engine oil.

    2. Note:

    It is essential to ensure that no sealant is applied outside the marked sealing areas.

  2. Apply sealant to the surface (1) of the 1st camshaft bearing cap.

  3. Install the exhaust camshaft (1) and intake camshaft (2) on the cylinder head.

    4. Caution:

    Refer to Fastener Caution.

  4. Install the camshaft bearing caps in sequence (2, 3, 1, 4) Tighten the camshaft bearing cap bolts to 8 Y (71 lb in)

    .



  5. Install the camshaft position solenoid valve housing (2) and camshaft position solenoid valve housing bolts (1). Tighten the bolts to 8 Y (71 lb in)

    .

  6. Install the new camshaft oil seal rings using EN-422 installer .


  7. Install the timing belt rear cover (1) and tighten the bolts (2) to 6 Y (53 lb in)

    . Refer to Timing Belt Rear Cover Replacement.

Camshaft Removal
Note: Note removal sequence 1?E. Remove the 4 camshaft bearing cap bolts. Note: Release the bearing support by striking it gently with a plastic hammer. ...

Exhaust Camshaft Installation
Note: Mind the markings on the camshaft bearing caps. Camshaft bearing caps should be installed in their original position. Lubricate camshaft and camshaft bearing caps with eng ...

Other materials:

Safety Belt Reminders
Driver Safety Belt Reminder Light There is a driver safety belt reminder light on the instrument cluster. When the vehicle is started, this light flashes and a chime may come on to remind the driver to fasten their safety belt. Then the light stays on solid until the belt is buckled. This cy ...

Intake Manifold Assemble (1.6L LDE)
Install the 4 multiport fuel injector seals (6). Install the multiport fuel injection fuel rail (4) and the fuel injectors (5) to the intake manifold (7). Caution: Refer to Fastener Caution. Install the 2 multiport fuel injection fue ...

Special Tools
Illustration Tool Number/Description 3-0207944 Main Shaft Tapered Bearing Insert Tool 39506289 Universal Adapter, 2.5L HST Engine 69604356 Gear Pullers ...

В© 2014-2025 Copyright www.csmans.com
 
0.0076