The defect
THE LOCKING SCREW THAT RETAINS THE PINION SHAFT IN PLACE IN THE DIFFERENTIAL COULD COME LOOSE. THE PINION SHAFT TURNS THE GEARS INSIDE THE DIFFERENTIAL THAT ROTATE THE DRIVE AXLES AND REAR WHEELS. IF THE LOCKING SCREW COMES LOOSE, IT COULD DAMAGE OTHER COMPONENTS OR JAM IN THE GEARS. IF THE PINION SHAFT COMES LOOSE, THE REAR WHEELS MAY NO LONGER POWER THE VEHICLE.
The remedy
THE DEALER WILL REPLACE THE DIFFERENTIAL LOCK SCREW AT NO CHARGE.
NHTSA's own wording · initiated by ODI
Vehicles covered
| Model | Model years |
|---|---|
| Chevrolet C10 | 1982 |
| Chevrolet G10 | 1982 |
| Chevrolet G20 | 1982 |
| Chevrolet K10 | 1982 |
| GMC C15 | 1982 |
| GMC G15 | 1982 |
| GMC G25 | 1982 |
| GMC K15 | 1982 |
Components: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT
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 C10 | 1982 | 4 | 2 |
| Chevrolet G10 | 1982 | 0 | 1 |
| Chevrolet G20 | 1982 | 1 | 2 |
| Chevrolet K10 | 1982 | 0 | 1 |
| GMC C15 | 1982 | 0 | 2 |
| GMC G15 | 1982 | 0 | 1 |
| GMC G25 | 1982 | 0 | 1 |
| GMC K15 | 1982 | 0 | 1 |
Other power train recalls in 1983
6 of the 140 recall campaigns reported to NHTSA in 1983 concerned the power train; GENERAL MOTORS CORP. filed 1,195 campaigns in all.
| 83V132000 7 Dec 1983 | AMERICAN HONDA MOTOR CO. |
| 83V102000 27 Sept 1983 | MACK TRUCKS, INCORPORATED |
| 83V068000 14 Jul 1983 | SAAB CARS USA, INC. |
| 83V028000 7 Mar 1983 | FORD MOTOR COMPANY |
| 83V017000 24 Feb 1983 | FORD MOTOR COMPANY |
NHTSA recalls (public domain) · all recalls of 1983