The defect
THE PINCH BOLT USED TO RETAIN THE PITMAN ARM TO THE STEERING GEAR MAY NOT MEET THE HEAT TREAT SPECIFICATION FOR A GRADE 8 FASTENER AND MAY STRIP BEFORE PROPER TORQUE IS ACHIEVED.
The risk
THE PINCH BOLT MAY FAIL CAUSING SEPARATION OF THE PITMANARM AND THE STEERING LINKAGE, AND LOSS OF STEERING CONTROL WHICH COULD RESULTIN AN ACCIDENT.
The remedy
REPLACE THE PINCH BOLTS WITH PROPERLY HEAT TREATED BOLTS.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| White GMC ACL | 1991 |
| White GMC WCA | 1991 |
| White GMC WIA | 1991 |
| White GMC WX | 1991 |
Components: STEERING:LINKAGES
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| White GMC ACL | 1991 | 0 | 2 |
| White GMC WCA | 1991 | 0 | 2 |
| White GMC WIA | 1991 | 0 | 2 |
| White GMC WX | 1991 | 0 | 3 |
Other steering recalls in 1991
21 of the 220 recall campaigns reported to NHTSA in 1991 concerned the steering; VOLVO GM HEAVY TRUCK CORP filed 52 campaigns in all.
| 91V210000 3 Dec 1991 | PACCAR, INCORPORATED |
| 91V208000 27 Nov 1991 | NAVISTAR INTL CORP. |
| 91V193000 12 Nov 1991 | SUBARU OF AMERICA, INC. |
| 91V157000 18 Sept 1991 | GENERAL MOTORS CORP. |
| 91V153000 17 Sept 1991 | WINNEBAGO IND., INC. |
| 91V152000 17 Sept 1991 | WINNEBAGO IND., INC. |
| 91V159000 12 Sept 1991 | THOMAS BUILT BUSES, INC. |
| 91V142000 26 Aug 1991 | GILLIG CORPORATION |
NHTSA recalls (public domain) · all recalls of 1991