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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 >> Off-Vehicle Repair Instructions >> Engine Block Disassemble

Engine Block Disassemble

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.
    Fig 1: Identifying Camshaft Rear Bearing Hole Plug Installation Depth
    GM187008Courtesy of GENERAL MOTORS CORP.
  1. Remove the camshaft rear bearing hole plug.
    2. Fig 2: Identifying Rear Oil Gallery Plugs
    GM187017Courtesy of GENERAL MOTORS CORP.
  2. Remove the rear oil gallery plugs (1, 2, 3).
    3. Fig 3: Front Oil Gallery Plugs
    GM55266Courtesy of GENERAL MOTORS CORP.
  3. Remove the front oil gallery plugs (1, 2).
  4. Remove all of the remaining engine block plugs.
    5. Fig 4: Removing Knock Sensor
    GM187001Courtesy of GENERAL MOTORS CORP.
  5. Remove the knock sensor.
    6. Fig 5: View Of Engine Oil Pressure Switch
    GM186993Courtesy of GENERAL MOTORS CORP.
  6. Remove the engine oil pressure switch.
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