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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 Rocker Arm and Push Rod Replacement >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 GMC Yukon XL, 2004 GMC Yukon, 2004 Chevrolet Tahoe, 2004 Chevrolet Suburban, and 2004 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the rocker arm cover. Refer to Valve Rocker Arm Cover Replacement - Left  or Valve Rocker Arm Cover Replacement - Right .
    IMPORTANT: Place the rocker arms, pushrods, and pivot support, in a rack so that they can be installed in the same location from which they were removed.
  2. Remove the rocker arm bolts.
  3. Remove the rocker arms.
    4. Fig 1: View Of Rocker Arms & Bolts
    GM832221Courtesy of GENERAL MOTORS CORP.
  4. Remove the rocker arm pivot support.
    5. Fig 2: View Of Valve Rocker Arm Pivot Support
    GM260141Courtesy of GENERAL MOTORS CORP.
  5. Remove the pushrods.
    6. Fig 3: View Of Pushrods
    GM260142Courtesy of GENERAL MOTORS CORP.
  6. If required, clean and inspect the rocker arms and pushrods. Refer to Valve Rocker Arm and Push Rods Cleaning and Inspection .
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