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Oil Pump Assemble

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Exploded View Of Oil Pump
    GM1402152Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Prior to assembling the oil pump, coat all wear or internal surfaces with clean engine oil.
  1. Install the driven gear (412) into the pump housing (413).

    Install the driven gear with the orientation mark facing the pump cover.

  2. Install the drive gear (410) into the pump housing.
  3. Install the oil pump cover (409).
    4. NOTE: Refer to Fastener Notice .
  4. Install the pump cover bolts (408).

    Tighten:  Tighten the oil pump cover bolts to 12 N.m (106 lb in).

  5. Install the relief valve (414).
  6. Install a NEW relief valve spring (415).
  7. Install the pressure relief valve plug (416).

    Tighten:  Tighten the pressure relief valve plug to 12 N.m (106 lb in).

  8. Inspect the oil pump for smooth operation by rotating the drive gear.
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