Piston and Connecting Rod Disassemble

WARNING: This page is about a different car, the 2003 GMC Envoy XL and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required

J 24086-C Piston Pin Remover/Installer Set

Using piston ring pliers, remove the piston rings from the piston.

Fig 1: Removing Piston Rings From Piston
Courtesy of GENERAL MOTORS CORP.
Install fork insert J 24086-920A into fixture J 24086-10.

Fig 2: Installing Fork Using Tool
Courtesy of GENERAL MOTORS CORP.
Install the piston and connecting rod assembly onto J 24086-10.
Install J 24086-107 into the piston pin and J 24086-88A through the fixture and into J 24086-107.

Fig 3: Installing Piston And Connecting Rod Assembly Onto J 24086-10 Tool
Courtesy of GENERAL MOTORS CORP.

NOTE: After the installer hub bottoms on the support assembly, do not exceed 35 000 kPa (5,000 psi) pressure, this could cause damage to the tool.
Press the piston pin from the piston and connecting rod assembly.
The piston and pin are a matched set and are not to be serviced separately. Mark, sort, or organize the piston and the matching piston pin. Refer to SEPARATING PARTS .

Fig 4: Pressing Piston Pin From Piston And Connecting Rod Assembly
Courtesy of GENERAL MOTORS CORP.