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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 144 (Engine Mechanical - 4.3L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Valve Rocker Arm Cover Replacement - Right >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the engine cover. Refer to Engine Cover Replacement in Interior Trim .
  2. Remove the air cleaner assembly.
  3. Remove the coolant reservoir bolt and set the reservoir aside.
  4. Remove the spark plug wires for the right side of the engine from the distributor cap.
  5. Remove the positive crankcase ventilation (PCV) tube from the valve rocker arm cover and the air inlet duct.
  6. Move the engine wiring harness aside.
    Fig 1: Removing PCV Tube
    G02077744Courtesy of GENERAL MOTORS CORP.
  7. Remove the screw holding the oil fill tube to the oil fill tube lower support.
  8. Remove the oil fill tube from the right valve rocker arm cover and move aside.
    Fig 2: Removing Oil Fill Tube
    G02077745Courtesy of GENERAL MOTORS CORP.
  9. Remove the valve rocker arm cover bolts.
    Fig 3: Removing Valve Rocker Arm Cover Bolts
    G02077746Courtesy of GENERAL MOTORS CORP.
  10. Remove the valve rocker arm cover.
    Fig 4: Removing Valve Rocker Arm Cover
    G02077747Courtesy of GENERAL MOTORS CORP.
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