G6 V6-3.9L VIN 1 (2006)
7. Remove the ball check valves (372) from the case cover.
8. Inspect each check valve seat in the spacer plate (370) for excessive peening. Place a ball check valve (372) on each seat and use a flashlight in
order to look for visible light between the valve and the seat.
9. Inspect the valve body.
Installation Procedure
