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Home >> Chevrolet >> 2005 >> Chevy Express H1500, Van Passenger >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (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 variant/trim than selected.
    Fig 1: PCV Valve Hose Assembly
    GM183399Courtesy of GENERAL MOTORS CORP.
  1. Remove the engine cover. Refer to Engine Cover Replacement in Interior Trim.
  2. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement in Engine Controls - 4.3L.
  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.
    7. Fig 2: Oil Fill Tube To Oil Fill Tube Lower Support Screw
    GM374491Courtesy 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.
    9. Fig 3: Valve Rocker Arm Cover Bolts (Right)
    GM328568Courtesy of GENERAL MOTORS CORP.
  9. Remove the valve rocker arm cover bolts.
    10. Fig 4: Valve Rocker Arm Cover (Right)
    GM480524Courtesy of GENERAL MOTORS CORP.
  10. Remove the valve rocker arm cover.
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