GM Service Manual Online
For 1990-2009 cars only

Engine Block Valley Cover Installation 7.0L


    Object Number: 1408863  Size: SH

    Important: All gasket surfaces should be free of oil or other foreign material during assembly.

  1. Lubricate the O-ring seals (537) with clean engine oil.
  2. Install the O-ring seals (537) to the cover (555).
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the cover (555), gasket (556), and bolts (506).
  5. Tighten
    Tighten the cover bolts to 25 N·m (18 lb ft).


    Object Number: 1408864  Size: SH
  6. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent, to the threads of the sensor.
  7. Install the oil pressure sensor (706) and sealing washer (707).
  8. Tighten
    Tighten the sensor to 35 N·m (26 lb ft).

Engine Block Valley Cover Installation 6.2L


    Object Number: 1552536  Size: SH

    Important: All gasket surfaces should be free of oil or other foreign material during assembly.

  1. Lubricate the O-ring seals (537) with clean engine oil.
  2. Install the O-ring seals (537) to the cover.
  3. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1559897  Size: SH
  4. Install the cover (555), gasket (556), and bolts (506).
  5. Tighten
    Tighten the cover bolts to 25 N·m (18 lb ft).


    Object Number: 1408864  Size: SH
  6. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent, to the threads of the sensor.
  7. Install the oil pressure sensor (706) and sealing washer (707).
  8. Tighten
    Tighten the sensor to 35 N·m (26 lb ft).