The defect
POWER STEERING PUMPS MAY HAVE A RIDGE INSIDE THE ALUMINUM HOUSING WHICH COULD DETACH ITSELF FROM THE HOUSING AND BECOME WEDGED INSIDE THE RELIEF VALVE, KEEPING IT OPEN.
The risk
THIS COULD RESULT IN SUDDEN LOSS OF ASSISTANCE TO THESTEERING WITH THE POTENTIAL FOR AN ACCIDENT.
The remedy
REPLACE POWER STEERING PUMP.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Mack CS 300P | 1988 |
| Mack CS 300T | 1988 |
| Mack MS300P | 1988 |
| Mack MS300T | 1988 |
Components: STEERING:HYDRAULIC POWER ASSIST:PUMP
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 CS 300P | 1988 | 0 | 1 |
| Mack CS 300T | 1988 | 0 | 1 |
| Mack MS300P | 1988 | 0 | 2 |
| Mack MS300T | 1988 | 0 | 2 |
Other steering recalls in 1988
19 of the 197 recall campaigns reported to NHTSA in 1988 concerned the steering; MACK TRUCKS, INCORPORATED filed 245 campaigns in all.
| 88V187000 1 Dec 1988 | VOLKSWAGEN OF AMERICA,INC |
| 88V167000 24 Oct 1988 | FREIGHTLINER CORP. |
| 88V160000 11 Oct 1988 | FREIGHTLINER CORP. |
| 88V157000 4 Oct 1988 | NAVISTAR INTL CORP. |
| 88V158000 4 Oct 1988 | CHANCE COACH, INC. |
| 88V131000 4 Aug 1988 | WESTERN STAR TRUCKS, INC. |
| 88V125000 27 Jul 1988 | MACK TRUCKS, INCORPORATED |
| 88V122000 25 Jul 1988 | PACCAR, INCORPORATED |
NHTSA recalls (public domain) · all recalls of 1988