Oil Pump Installation

WARNING: This page is about a different car, the 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

Install the crankshaft oil deflector.
Install the crankshaft oil deflector nuts.
Tighten:

Tighten the crankshaft oil deflector nuts to 25 N.m (18 lb ft)

NOTE: Do not reuse the oil pump driveshaft retainer. During assembly, install a NEW oil pump driveshaft retainer.

Fig 1: Crankshaft Oil Deflector
Courtesy of GENERAL MOTORS CORP.
Install the oil pump.
Position the oil pump onto the pins.
Install the oil pump bolt attaching the oil pump to the rear crankshaft bearing cap.
Tighten:

Tighten the oil pump bolt to 41 N.m (30 lb ft)

Fig 2: Oil Pump
Courtesy of GENERAL MOTORS CORP.