| Honda Trx Series bulletins |
| Bulletin | Bulletin date | Replacement Bulletin | Item no. | Summary | Added |
| ELECTRICAL SYSTEM - ALTERNATOR/GENERATOR/REGULATOR |
| 010300 | 03/01/2000 | | 622522 | Subject regarding customer complaints of starter clutch noise experienced on 1999 and 2000 trx400ex models. *tt | 2001-10-18 |
| ENGINE AND ENGINE COOLING - ENGINE |
| 120102 | 12/01/2002 | | 10001988 | Oil pressure testing procedure. 2002-2003 trx500fa rubicon and 2003 trx650fa rincon models. *tt *jb | 2003-07-30 |
| EQUIPMENT |
| 011000 | 10/01/2000 | | 622528 | Subject regarding spanish-language manuals for certain trx models. *tt | 2001-10-18 |
| EQUIPMENT - ELECTRICAL - NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM) |
| 100103 | 10/01/2003 | | 10005134 | Initializing the gpscape unit. honda technician newsletter. *tt | 2004-02-04 |
| SERVICE BRAKES, HYDRAULIC |
| 030103 | 03/01/2003 | | 10001821 | Rear brake noises. 2003 trx650fa rincon. *tt | 2003-07-21 |
| STEERING - LINKAGES |
| 010402 | 04/01/2002 | | 636715 | Information on toe-in or toe-out specifications. *tt | 2002-11-13 |