Camshaft Carrier Disassemble
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.
 Courtesy of GENERAL MOTORS COMPANY
|
Inspect the engine oil manifold check valves (1). Damaged, restricted or clogged check valves must be replaced. If check valves require replacement, proceed to step 2..
- Flip over and push out from the bottom side.
- Clean check valve bore and related passages thoroughly to remove any debris.