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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (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 is about a different variant/trim than selected.
  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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