Piston and Connecting Rod Disassemble
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
Special Tool
EN-49941 Remover / Installer Piston Retainer Ring
For equivalent regional tools, refer to Special Tools .
- WARNING:
Handle the piston carefully. Worn piston rings are sharp and may cause bodily injury.
Remove the piston rings. Use piston ring pliers (1)
The piston rings are ordered as followed:
- Upper compression ring (1)
- Lower compression ring (2)
- Oil rings and oil ring spacer (3) and (4)
- Install the piston and connecting rod assembly to a bench vise. Use aluminum braces.
- WARNING:
Use extreme care when removing snap rings. Always wear adequate eye protection in order to avoid personal injury.
Apply the EN-49941 remover (1) in the notch (3) to the piston pin retainer (2) and remove it.
Remove the piston pin (2) and the connecting rod (3) from the piston (1).