The defect
ON CERTAIN CLASS 8 HEAVY DUTY TRUCKS EQUIPPED WITH R. H. SHEPPARD M90 STEERING GEARS, AN INCORRECT HOSE WAS USED FOR THE HIGH-PRESSURE LINE BETWEEN THE POWER STEERING PUMP AND THE STEERING GEAR. THE HOSE IS RATED AT 2000 PSI, WHILE IT SHOULD BE RATED AT 3000 PSI.
The risk
THIS HOSE COULD DEVELOP A LEAK OR BURST WHILE IN SERVICE. SHOULD THE LINE BURST, STEERING CONTROL WOULD STILL BE MAINTAINED, BUT A LOSS OF POWER ASSIST WILL BE EXPERIENCED.
The remedy
DEALERS WILL REPLACE THE STEERING HOSE. OWNER NOTIFICATION BEGAN MARCH 22, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT MACK AT 1-610-709-3011.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Mack CH | 2000, 2001 |
| Mack CX | 2000, 2001 |
Components: STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Mack CH | 2000 | 0 | 7 |
| Mack CH | 2001 | 0 | 5 |
| Mack CX | 2000 | 0 | 6 |
| Mack CX | 2001 | 0 | 5 |
Other steering recalls in 2002
26 of the 434 recall campaigns reported to NHTSA in 2002 concerned the steering; MACK TRUCKS, INCORPORATED filed 245 campaigns in all.
| 02V330000 12 Dec 2002 | GENERAL MOTORS CORP. |
| 02V326000 2 Dec 2002 | GENERAL MOTORS CORP. |
| 02V289000 6 Nov 2002 | FORD MOTOR COMPANY |
| 02V294000 6 Nov 2002 | PIERCE MANUFACTURING,INC. |
| 02V286000 4 Nov 2002 | GENERAL MOTORS CORP. |
| 02V285000 23 Oct 2002 | BIG DOG MOTORCYCLES, LLC |
| 02V037007 8 Oct 2002 | PIERCE MANUFACTURING,INC. |
| 02V265000 25 Sept 2002 | INTERNATIONAL TRUCK AND ENGINE |
NHTSA recalls (public domain) · all recalls of 2002