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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1348 (Engine Control System (Introduction) -- 1.8L (LNK)) >> Repair Instructions >> Rocker Arm Oil Pressure Switch Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Engine Upper Cover
    GM828878Courtesy of GENERAL MOTORS CORP.
  1. Remove the four fasteners from the engine cover (1).
  2. Remove the engine cover (1) from the engine.
    3. Fig 2: PCV Hose, Breather Hose, EVAP Hose
    GM850214Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the PCV hose (1) from the PCV valve.
  4. Disconnect the PCV breather hose (2).
  5. Disconnect the EVAP hose (3).
  6. Swing the two PCV hoses and the EVAP hose away from the cylinder head.
    7. Fig 3: Oil Control Solenoid Housing And Pressure Switch Removed
    GM860902Courtesy of GENERAL MOTORS CORP.
  7. Disconnect the electrical connector from the rocker arm oil pressure switch.
  8. Remove the rocker arm oil pressure switch (2) from the rocker arm oil control solenoid housing (1).
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