The defect
ON CERTAIN KENWORTH AND PETERBILT HEAVY DUTY TRUCKS EQUIPPED WITH TAS-85 TRW STEERING GEARS, THE INNER SURFACE OF THE OUTER SECTOR SHAFT TEETH OF THE STEERING GEARS MAY HAVE AN INCORRECT INVOLUTE PROFILE, WHICH MAY LEAD TO CHIPPING AND DAMAGE OF THE GEARING SYSTEM.
The risk
THIS TYPE OF DAMAGE MAY CAUSE A "BIND/STICK" CONDITION IN THE VEHICLE STEERING DURING A TURN INCREASING THE RISK OF A CRASH.
The remedy
DEALERS WILL REPAIR AND REPLACE ANY SUSPECT TAS-85 STEERING GEAR ASSEMBLY FREE OF CHARGE. THE RECALL BEGAN ON JANUARY 9, 2008. OWNERS MAY CONTACT KENWORTH AT 425-828-5440 AND PETERBILT AT 940-591-4201.
NHTSA's own wording · initiated by MFR
Vehicles covered
Components: STEERING:GEAR BOX:SHAFT SECTOR
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Kenworth C500 | 2008 | 0 | 9 |
| Kenworth T2000 | 2008 | 2 | 14 |
| Kenworth T660 | 2008 | 2 | 14 |
| Kenworth T800 | 2008 | 1 | 25 |
| Peterbilt 320 | 2008 | 0 | 8 |
| Peterbilt 365 | 2008 | 0 | 18 |
| Peterbilt 367 | 2008 | 0 | 18 |
| Peterbilt 384 | 2008 | 0 | 11 |
| Peterbilt 386 | 2008 | 4 | 14 |
| Peterbilt 387 | 2008 | 4 | 14 |
| Peterbilt 388 | 2008 | 0 | 17 |
| Peterbilt 389 | 2008 | 3 | 12 |
| Peterbilt 389K | 2008 | 0 | 3 |
Other steering recalls in 2007
38 of the 587 recall campaigns reported to NHTSA in 2007 concerned the steering; PACCAR INCORPORATED filed 113 campaigns in all.
| 07V596000 21 Dec 2007 | FARBER SPECIALTY VEHICLES |
| 07V592000 21 Dec 2007 | FREIGHTLINER LLC |
| 07V590000 20 Dec 2007 | MONACO COACH CORPORATION |
| 07V584000 19 Dec 2007 | FOUR WINDS INTERNATIONAL |
| 07V583000 14 Dec 2007 | FLEETWOOD ENTERPRISES, INC. |
| 07V577000 12 Dec 2007 | WINNEBAGO INDUSTRIES, INC. |
| 07V570000 10 Dec 2007 | FREIGHTLINER LLC |
| 07V551000 4 Dec 2007 | HONDA (AMERICAN HONDA MOTOR CO.) |
NHTSA recalls (public domain) · all recalls of 2007