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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1923 (Engine Mechanical - 2.4L) >> Repair Instructions - On Vehicle >> Piston, Connecting Rod, and Bearing Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the oil pan. Refer to Oil Pan Replacement (LAT)  or Oil Pan Replacement (LE5) .
  2. Remove the cylinder head. Refer to Cylinder Head Replacement .
  3. Fig 1: Removing Cylinder Bore Ring Ridge
    GM11497Courtesy of GENERAL MOTORS CORP.
  4. If a ring ridge is present, remove the ring ridge as follows:
    1. Turn the crankshaft until the piston is at the bottom of the stroke.
    2. Place a cloth on top of the piston.
    3. Use a ridge reamer to remove the ring ridge.
    4. Turn the crankshaft so the piston is at top of the stroke.
    5. Remove the cloth and cutting debris.
  5. Fig 2: View Of Connecting Rod Nuts And Caps
    GM412430Courtesy of GENERAL MOTORS CORP.
    NOTE: Place the numbers on connecting rods and the connecting rod caps. The connecting rod caps must be assembled to their original connecting rods.
  6. Remove the connecting rod nuts and the connecting rod cap.

    Discard the bolts and nuts.

  7. Fig 3: J-43966-1 Installed Into Connecting Rod Bolt Holes
    GM412431Courtesy of GENERAL MOTORS CORP.
  8. Remove the connecting rod and the piston out of the top of the engine block using the J-43966-1  . See Special Tools .
  9. Clean the cylinder bores with hot water and detergent or with a light honing.
  10. Swab the bores with the engine oil and a clean, dry cloth.