Disassembly Of Oil Pump Assembly

Remove oil pressure regulator valve plug, seal, valve and spring.

Fig 1: Removing Oil Pressure Regulator Valve Components
Courtesy of GENERAL MOTORS CORP.
Remove pressure relief valve plug, seal, spring and valve.

Fig 2: Removing Oil Pressure Relief Valve Components
Courtesy of GENERAL MOTORS CORP.
Remove oil pump cover bolts and cover.
Remove oil pump drive and driven rotor.

Fig 3: Removing Oil Pump Components
Courtesy of GENERAL MOTORS CORP.