GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2001
🢒
Envoy - 4WD
🢒
Engine
🢒
Engine Mechanical - 6.6L
🢒 Piston and Connecting Rod Disassemble
Tools Required
J 43654
Piston Pin Retainer Remover/Installer
Mark orientation of the piston to the connecting rod.
Remove the piston rings using a piston ring expander.
Remove the connecting rod bearing inserts.
Use
J 43654
to remove the piston pin retainers.
Remove the piston pin. The pin is a full-floating style and should slide from the piston.
Remove the piston from the connecting rod.