Oil Pan Replacement for Buick Regal 2009

1. Drain the engine oil. Refer to Engine Oil and Oil Filter Replacement.
2. Remove the oil level indicator and tube. Refer to Oil Level Indicator and Tube Replacement.



3. Remove the oil pan fastener.
4. Remove the oil pan (1) at pry points.

Note: The lower crankcase surface must be free of contamination prior to applying the sealer.

Note: Install and align the oil pan to block within 20 minutes of applying the sealer.

Note: The oil pan must be fastened to final torque specification within 60 minutes of applying the sealer.

1. Apply a 2.3 mm bead of sealer (1) on the level part of the flange next to the chamfer around the perimeter of the oil pan and the oil suction port opening. Refer to Adhesives, Fluids, Lubricants, and Sealers.



2. Install the oil pan (1).

Caution: Refer to Fastener Caution in the Preface section.




3. Install the oil pan fastener.

Tighten
25 N·m (18 lb ft) in sequence.

4. Install the oil level indicator and tube. Refer to Oil Level Indicator and Tube Replacement.
5. Fill the engine oil to the proper level.