Valve Stem Oil Seal and Valve Spring Replacement - Left Side: Notes

WARNING: This page is about a different car, the 2020 Buick Regal and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools

EN-39313 Spark Plug Port Adapter
EN-46106 Flywheel Holding Tool
EN-46335-A On-Vehicle Valve Spring Compressor
EN-46116 Valve Stem Seal Remover/Installer

Equivalent regional tools: Special Tools .