| Bulletin Date: | Apr. 1, 2008 |
| Component: | Gasoline fuel system |
| Bulletin Summary: | Davco fuel pro 382 and diesel pro 232/233 fuel/water separator testing. Air or gas bubbles, which may be visible in the clear filter cover indicate harmful leaks, and can cause impaired engine performance. Model years unknown. |
| Vehicles covered in this TSB: |
1989 Western Western Star,
Western Star Western Star.
|