Tools Required

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

J 24270 Ridge Reamer

Fig 1: Removing Cylinder Bore Ring Ridge

Courtesy of GENERAL MOTORS CORP.

Rotate the crankshaft to place the piston at the bottom of the piston stroke.
Place a cloth on top of the piston.
Use the J 24270 to remove the ridge at the top of the cylinder bore.
Remove cloth.
Remove cutting debris from the cylinder and piston.

Fig 2: View Of Connecting Rod Cap & Bearing Insert

Courtesy of GENERAL MOTORS CORP.

Remove the connecting rod cap bolts. Set the bolts aside for use in plastic gauging if needed. New bolts will be used for final assembly.
Remove the connecting rod cap.
Remove the bearing insert from connecting rod.

Fig 3: View Of Piston Assembly

Courtesy of GENERAL MOTORS CORP.

Push piston assembly out of cylinder.
Reassemble the connecting rod bearing, cap, and bolts upon removal.