The defect
THE POWER STEERING ASSIST CYLINDER MOUNTING BRACKET BOLTS MAY LOOSEN DUE TO PAINT ON THE BOLT THREADS AND THE MOUNTING BRACKET MATING SURFACE. CONSEQUENCE OF DEFECT: THIS MAY RESULT IN LOOSENESS AND ERRATIC STEERING DURING FULL TURNS. WITH CONTINUED OPERATION POWER CYLINDER COULD DETACH FROM THE FRAME RAIL RESULTING IN RESTRICTED STEERING, SEVERING OF FRONT BRAKE HOSE AND LOSS OF FRONT AXLE BRAKING. WITH EITHER CONDITION, A VEHICLE CRASH COULD RESULT.
The remedy
REMOVE PAINT FROM MATING SURFACES OF BRACKET AND FRAME RAIL; REPLACE POWER STEERING ASSIST CYLINDER MOUNTING BOLTS.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Chevrolet C70 | 1985, 1986 |
| GMC C7 | 1985, 1986 |
Components: STEERING:HYDRAULIC POWER ASSIST SYSTEM
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Chevrolet C70 | 1985 | 0 | 3 |
| Chevrolet C70 | 1986 | 1 | 2 |
| GMC C7 | 1985 | 0 | 4 |
| GMC C7 | 1986 | 0 | 2 |
Other steering recalls in 1986
23 of the 173 recall campaigns reported to NHTSA in 1986 concerned the steering; GENERAL MOTORS CORP. filed 1,195 campaigns in all.
| 86V173000 30 Dec 1986 | FORD MOTOR COMPANY |
| 86V171000 23 Dec 1986 | FLXIBLE CORPORATION |
| 86V159000 9 Dec 1986 | CHRYSLER CORPORATION |
| 86V157000 25 Nov 1986 | GENERAL MOTORS CORP. |
| 86V145000 3 Nov 1986 | GENERAL MOTORS CORP. |
| 86V144000 28 Oct 1986 | FORD MOTOR COMPANY |
| 86V138000 20 Oct 1986 | BAYERISCHE MOTOREN WERKE |
| 86V134000 7 Oct 1986 | CARPENTER BDY WRKS, INC. |
NHTSA recalls (public domain) · all recalls of 1986