Removal Procedure
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
- Drain the engine cooling system. Refer to Cooling System Draining and Filling .
- Remove the catalytic converter. Refer to Warm Up Three-Way Catalytic Converter Replacement .
Remove the 4 engine oil cooler bolts (2).
- Remove the engine oil cooler (3).
- Remove and DISCARD the engine oil cooler seal (1).