Disassemble Procedure

Courtesy of GENERAL MOTORS COMPANY

WARNING:
When removing, handling or installing this component wear protective gloves. The sharp edges on the component may be very sharp and may cause injury.

WARNING:
Handle the piston carefully. Worn piston rings are sharp and may cause bodily injury.

Disassemble the piston rings (1, 2, 3, 4, 5). Use a suitable tool to expand the rings. The piston rings must not be reused.
Courtesy of GENERAL MOTORS COMPANY

NOTE:
Two retainers hold each piston pin in place. Ensure that the piston pin is not damaged. Do not reuse the retainers.

Remove the piston pin retainers using the EN-49941 Piston Retainer Ring Remover/Installer (1) and the appropriate adapter. Discard the retainer.
Remove the piston pin (2) and the connecting rod (4) from the piston (3).