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Home >> GMC >> 2003 >> Yukon Denali >> Repair and Diagnosis >> External Pages >> Different car >> Section 497 (Engine Mechanical (Repair Instructions -- 1 Of 3) -- 4.8L, 5.3L & 6.0L) >> Repair Instructions (On-Vehicle & Off-Vehicle - Part 1) >> On-Vehicle Repair Instructions >> Valve Lifter Replacement >> Installation Procedure

Installation Procedure

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IMPORTANT: When reusing valve lifters, install the lifters to their original locations.
  1. Lubricate the valve lifters and engine block valve lifter bores with clean engine oil.
  2. Insert the valve lifters into the lifter guides.

    Align the flat area on the top of the lifter with the flat area in the lifter guide bore. Push the lifter completely into the guide bore.

    3. Fig 1: View Of Valve Lifters & Lifter Guides
    GM63233Courtesy of GENERAL MOTORS CORP.
  3. Install the valve lifters and guide to the engine block.
    4. Fig 2: View Of Valve Lifters & Guide
    GM832973Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the valve lifter guide bolts.

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

    5. Fig 3: View Of Valve Lifter Guide Bolts
    GM832972Courtesy of GENERAL MOTORS CORP.
  5. Install the cylinder head and gasket. Refer to Cylinder Head Replacement - Left  or Cylinder Head Replacement - Right .
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