The defect
ELECTRONIC THROTTLE SENSORS MAY FAIL TO RETURN TO IDLE DUE TO THROTTLE PEDAL STOP BEING INCORRECTLY MANUFACTURED OF ALUMINUM INSTEAD OF STEEL.
The risk
THIS COULD RESULT IN LOSS OF TRUCK CONTROL AND ANACCIDENT.
The remedy
REPLACE ALUMINUM THROTTLE PEDAL STOPS WITH A STEEL VERSION, ALSO, REPLACE THROTTLE POTENTIOMETER IF IT HAS BEEN OVERLOADED.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Kenworth T600A | 1987, 1988 |
| Kenworth T800 | 1987, 1988 |
| Kenworth W900B | 1987, 1988 |
Components: VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
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 T600A | 1987 | 0 | 3 |
| Kenworth T600A | 1988 | 0 | 2 |
| Kenworth T800 | 1987 | 0 | 2 |
| Kenworth T800 | 1988 | 0 | 2 |
| Kenworth W900B | 1987 | 0 | 2 |
| Kenworth W900B | 1988 | 0 | 1 |
Other vehicle speed control recalls in 1988
12 of the 197 recall campaigns reported to NHTSA in 1988 concerned the vehicle speed control; PACCAR, INCORPORATED filed 199 campaigns in all.
| 88V119000 25 Jul 1988 | PACCAR, INCORPORATED |
| 88V123000 25 Jul 1988 | PACCAR, INCORPORATED |
| 88V080000 16 May 1988 | GENERAL MOTORS CORP. |
| 88V064000 14 Apr 1988 | VOLVO OF AMERICA CORP. |
| 88V057000 5 Apr 1988 | SAAB CARS USA, INC. |
| 88V031000 15 Mar 1988 | BAYERISCHE MOTOREN WERKE |
| 88V024000 1 Mar 1988 | FORD MOTOR COMPANY |
| 88V023000 26 Feb 1988 | WESTERN STAR TRUCKS, INC. |
NHTSA recalls (public domain) · all recalls of 1988