GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • J 5590 Bearing and Seal Driver
    • J-25254-A Oil Seal Installer
         For equivalent regional tools, refer to Special Tools.

Left Camshaft Cover


    Object Number: 1992540  Size: SH
  1. Install the NEW left spark plug shield tube seals using the J 5590 driver  (1) and J-25254-A installer  (2).

  2. Object Number: 1992532  Size: SH
  3. Install the NEW left camshaft cover gasket.

  4. Object Number: 1992531  Size: SH
  5. Install the oil fill cap.
  6. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1992528  Size: SH
  7. Install the fuel injector sight shield cover ballstud and tighten to 10 N·m (89 lb in).

  8. Object Number: 1992526  Size: SH

    Note: The camshaft cover bolt grommet must be installed into the camshaft cover bolt hole before installing the camshaft cover bolt.

  9. Install the NEW left camshaft cover bolt grommets.

Right Camshaft Cover


    Object Number: 1836411  Size: SH
  1. Install the NEW right spark plug shield tube coil seals using the J 5590 driver  (1) and J-25254-A installer  (2).

  2. Object Number: 1833744  Size: SH
  3. Install the NEW right camshaft cover gasket.

  4. Object Number: 1836419  Size: SH

    Note: The camshaft cover bolt grommet must be installed into the camshaft cover bolt hole before installing the camshaft cover bolt.

  5. Install the NEW right camshaft cover bolt grommets.