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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 421 (Engine Mechanical - 4.8L, 5.3L, & 6.0L (On-Vehicle)) >> Repair Instructions >> Valve Rocker Arm and Push Rod Replacement >> Removal Procedure

Removal Procedure

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    Fig 1: View Of Rocker Arms & Bolts
    GM260140Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Place the valve rocker arms, pushrods, and pivot support, in a rack so that the can be installed in the same location from which they were removed.
  1. Remove the valve rocker arm cover. Refer to Valve Rocker Arm Cover Replacement - Left  or Valve Rocker Arm Cover Replacement - Right .
  2. Remove the valve rocker arm bolts.
  3. Remove the valve rocker arms.
    4. Fig 2: View Of Valve Rocker Arm Pivot Support
    GM260141Courtesy of GENERAL MOTORS CORP.
  4. Remove the valve rocker arm pivot support.
    5. Fig 3: View Of Pushrods
    GM260142Courtesy of GENERAL MOTORS CORP.
  5. Remove the pushrods.
  6. Clean and inspect the valve rocker arms and pushrods. Refer to Valve Rocker Arm and Push Rods Cleaning and Inspection in Engine Mechanical - 4.8L, 5.3L, and 6.0L Unit Repair.
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