Installation Procedure

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying EN 46109 Guides

Courtesy of GENERAL MOTORS CORP.

Install the 8 mm (0.315 in) guides from the EN 46109 into the center oil pan rail bolt hole on each side of the engine block. See Special Tools .

Fig 2: Identifying Sealant Application Locations On Block Pan Rail & Crankshaft Rear Oil Seal Housing

Courtesy of GENERAL MOTORS CORP.

Place a 3 mm (0.118 in) bead (1) of RTV sealant, GM P/N 12378521 (Canadian P/N 88901148) or equivalent, on the block pan rail and the crankshaft rear oil seal housing.

Fig 3: Positioning Oil Pan Onto Block

Courtesy of GENERAL MOTORS CORP.

Position the oil pan onto the block.
Remove the EN 46109 8 mm (0. See Special Tools .315 in) guides from the engine block.

Fig 4: Installing Oil Pan Bolts

Courtesy of GENERAL MOTORS CORP.

Loosely install the oil pan bolts.

Fig 5: Identifying Oil Pan Bolt Tightening Sequence

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Tighten the oil pan bolts in sequence shown.
Tighten:
1. Tighten the 8 mm bolts (1-11) to 23 N.m (17 lb ft).
2. Tighten the 6 mm bolts (12, 13) to 10 N.m (89 lb in).