The defect
WHEN THE AUTOMATIC TRANSMISSION SHIFT LEVER IS PLACED IN THE PARK POSITION, THE PARK PAWL DOES NOT ALWAYS ABUT OR ENGAGE THE PARK GEAR.
The risk
DRIVER MAY BELIEVE THE VEHICLE IS SAFELY ENGAGED IN PARKWHEN THE GEAR IS NOT TRULY ENGAGED. THIS CAN LEAD TO THE VEHICLE JUMPING OUT OFGEAR UNINTENTIONALLY, VEHICLE ROLLAWAY WHEN PARKED ON A SLOPED SURFACE, ANDINADVERTENT MOTION WHEN THE VEHICLE IS STARTED. ALL OF THESE CONDITIONS CANRESULT IN A VEHICLE ACCIDENT.
The remedy
REPAIR THE TRANSMISSION WITH A NEW PARK PAWL.
NHTSA's own wording · initiated by ODI
Vehicles covered
| Model | Model years |
|---|---|
| Ford Aerostar | 1989, 1990, 1991 |
| Ford Bronco II | 1990 |
| Ford Explorer | 1991 |
| Ford Ranger | 1990, 1991 |
Components: POWER TRAIN:AUTOMATIC TRANSMISSION
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Ford Aerostar | 1989 | 260 | 5 |
| Ford Aerostar | 1990 | 195 | 6 |
| Ford Aerostar | 1991 | 223 | 3 |
| Ford Bronco II | 1990 | 26 | 1 |
| Ford Explorer | 1991 | 609 | 8 |
| Ford Ranger | 1990 | 105 | 3 |
| Ford Ranger | 1991 | 132 | 2 |
Other power train recalls in 1991
25 of the 220 recall campaigns reported to NHTSA in 1991 concerned the power train; FORD MOTOR COMPANY filed 963 campaigns in all.
| 91V224000 30 Dec 1991 | FREIGHTLINER CORPORATION |
| 91V214000 6 Dec 1991 | GENERAL MOTORS CORP. |
| 91V198000 14 Nov 1991 | GENERAL MOTORS CORP. |
| 91V189001 4 Nov 1991 | MAZDA (NORTH AMERICA),INC |
| 91V183000 21 Oct 1991 | GENERAL MOTORS CORP. |
| 91V184000 21 Oct 1991 | GENERAL MOTORS CORP. |
| 91V196000 21 Oct 1991 | MACK TRUCKS, INCORPORATED |
| 91V179000 9 Oct 1991 | GILLIG CORPORATION |
NHTSA recalls (public domain) · all recalls of 1991