Bulletins
| Bulletin | Bulletin date | Replacement Bulletin | Item no. | Summary | Added |
|---|---|---|---|---|---|
| STRUCTURE | |||||
| 66001WS001 | 06/22/2001 | 6092801 | Subject regarding the redesign of the front cab crossmember clamp. *tt | 09/26/2001 | |
| 99WS001 | 06/25/1999 | 608312 | Concerns with the hood contacting the air cleaner panel. *tt | 11/10/1999 | |
| STRUCTURE - BODY | |||||
| 67001WS001 | 04/27/2001 | 620538 | Subject regarding 49sx high visibility hood fender vibration experienced on rough roads. *tt | 08/13/2001 | |
| 99WS002 | 05/07/1999 | 606656 | Subject regarding firewall reinforcing. *tt | 08/31/1999 | |
| STRUCTURE - BODY - HOOD | |||||
| SB-88-11 | 06/01/2009 | 10030504 | Western star truck: some trucks (4900fa, 123bbc) with hood sales code 644-002, may develop cracks at the inner fender, near the nutplate for the hood guide. the steel pivot structure can also crack, outboard of the hood pivot clevis. no mo | 10/14/2009 | |
| 67001WS002 | 09/21/2001 | 626378 | Concerns regarding cracks appearing around the pivot area on the 49sx high visibility heavy duty hoods. *tt | 12/14/2001 | |
| 67001WS003 | 09/21/2001 | 626379 | Concerns from the field of cracks appearing around the pivot area on the 49sx high visibility heavy duty hoods. *tt | 12/14/2001 | |
| 67001SW002 | 06/21/2001 | 6092805 | Subject regarding reports of cracks appearing around the pivot area on the 49sx high visibility heavy duty hoods. *tt | 09/26/2001 | |
| STRUCTURE - FRAME AND MEMBERS | |||||
| 99WS001 | 11/26/1999 | 610464 | Concerns with the front cab crossmembers failing where the tube and clamp are joined. *tt | 05/02/2000 | |
| 500 | 05/31/1999 | 608233 | Concerns with structural cracks observed at the cab a-pillars on cab / sleeper units built prior to april 4, 1997 and day cabs built prior to november 1, 1997. *tt | 11/10/1999 | |