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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1121 (Engine Mechanical - 3.4L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Valve Rocker Arm and Push Rod Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the valve rocker arm cover(s). Refer to Valve Rocker Arm Cover Replacement - Left  or Valve Rocker Arm Cover Replacement - Right .
  2. Fig 1: View Of Valve Rocker Arm
    GM54392Courtesy of GENERAL MOTORS CORP.
  3. Remove the valve rocker arm bolt(s).
  4. Remove the valve rocker arm(s).
  5. IMPORTANT: Place the valve train parts in a rack in order to ensure that they are installed in the same location from which they were removed. Intake pushrods are yellow and measure 144.18 mm (5.68 in) long. Exhaust pushrods are green and measure 152.51 mm (6.0 in) long.
    IMPORTANT: Use care when removing the pushrods. Ensure that they do not fall down into the lifter valley.
  6. Remove the pushrod(s).
  7. Clean and inspect the valve train components. Refer to Valve Rocker Arm and Push Rods Cleaning and Inspection  in the Engine Unit Repair Manual.