The defect
ON CERTAIN TRANSIT BUSES WITH CUMMINS ISB02 ENGINES, THE HYDRAULIC LINE COMING OFF OF THE POWER STEERING PUMP IS RUBBING ON TOP OF THE AIR GOVERNOR.
The risk
THIS RUBBING MAY CAUSE THE HYDRAULIC LINE TO BE RUBBED THROUGH RESULTING IN A LEAK AND A LOSS OF HYDRAULIC FLUID. THIS FLUID COULD IGNITE IF IT COMES IN CONTACT WITH A HOT SOURCE.
The remedy
DEALERS WILL MAIL A MODIFICATION KIT WITH INSTRUCTIONS ON HOW TO INSTALL A BRACKET AND CLAMP THAT WILL LIFT AND SECURE THE LINES AWAY FROM THE AIR GOVERNOR ELIMINATING THE POSSIBILITY OF CHAFFING. THE RECALL BEGAN ON MAY 20, 2005. OWNERS MAY CONTACT OPTIMA AT 1-888-391-1777.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Optima Opus 29 | 2002, 2003, 2004, 2005 |
| Optima Opus 34 | 2002, 2003, 2004, 2005 |
Components: STEERING:HYDRAULIC POWER ASSIST SYSTEM
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Optima Opus 29 | 2002 | 0 | 3 |
| Optima Opus 29 | 2003 | 0 | 3 |
| Optima Opus 29 | 2004 | 0 | 4 |
| Optima Opus 29 | 2005 | 0 | 3 |
| Optima Opus 34 | 2002 | 0 | 3 |
| Optima Opus 34 | 2003 | 0 | 3 |
| Optima Opus 34 | 2004 | 0 | 4 |
| Optima Opus 34 | 2005 | 0 | 3 |
Other steering recalls in 2005
47 of the 562 recall campaigns reported to NHTSA in 2005 concerned the steering; OPTIMA BUS CORP filed 7 campaigns in all.
| 05V574000 30 Dec 2005 | MASERATI NORTH AMERICA, INC. |
| 05V540000 30 Nov 2005 | VOLKSWAGEN OF AMERICA, INC |
| 05V543000 29 Nov 2005 | PACCAR INCORPORATED |
| 05V541000 22 Nov 2005 | FREIGHTLINER LLC |
| 05V507000 3 Nov 2005 | AMERICAN SUZUKI MOTOR CORP. |
| 05V496000 1 Nov 2005 | WINNEBAGO INDUSTRIES, INC. |
| 05V455000 5 Oct 2005 | GENERAL MOTORS CORP. |
| 05V408000 13 Sept 2005 | FREIGHTLINER LLC |
NHTSA recalls (public domain) · all recalls of 2005