Oil Pump Installation

WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools

J 45059 Angle Meter

For equivalent regional tools, refer to Special Tools .

Fig 1: Identifying Oil Pump Assembly Retaining Bolts

Courtesy of GENERAL MOTORS COMPANY

Install the oil pump drive spacer into the oil pump so that the drive flat engages the pump rotor.
Position the oil pump on the crankshaft.
Install the retaining bolts.

CAUTION:

Refer to Fastener Caution .

Apply upward pressure on the pump while tightening the three retaining bolts. Tighten the bolts in the sequence (1, 2, 3) shown.
1. Tighten the oil pump mounting bolts in sequence to 10 N.m (89 lb in).
2. Tighten the oil pump mounting bolts in sequence an additional 35 degrees using the J 45059 meter.