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Home >> Buick >> 2008 >> Allure CXL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Mechanical - 5.3L) >> Repair Instructions - On Vehicle >> Valve Lifter Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
IMPORTANT:
  • When reusing the valve lifters, install the lifters in their original locations.
  • If camshaft replacement is required, the valve lifters must also be replaced.
  • Each of the four valve guide assemblies will contain two displacement on demand valve lifters and two non-displacement on demand valve lifters.
  • With the lifters and guides properly installed, cylinders 1, 4, 6, and 7 lifter bores will each contain two displacement on demand valve lifters.
    Fig 1: View Of Valve Lifters & Guides
    GM1402040Courtesy of GENERAL MOTORS CORP.
  1. Lubricate the valve lifters (209, 219) and engine block valve lifter bores with clean engine oil.
    2. Fig 2: Inserting Valve Lifters Into Lifter Guides
    GM1402044Courtesy of GENERAL MOTORS CORP.
  2. Insert the valve lifters into the lifter guides.
    • Align the flat area (3) on the top of the non-displacement on demand lifter with the flat area in the lifter guide bore.
    • The displacement on demand lifters are to be installed into the guide, with the notch in the guide (2) of the lifter.
    3. Fig 3: View Of Lifter Guides & Lifters
    GM1402039Courtesy of GENERAL MOTORS CORP.
  3. Install the valve lifter guides (210) with lifters to the engine block.
    4. NOTE: Refer to Fastener Notice .
  4. Install the valve lifter guide bolts (211).

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

  5. Install the cylinder head. Refer to Cylinder Head Replacement - Left Side  and/or Cylinder Head Replacement - Right Side .
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