The defect
A MANUFACTURING CONDITION IN THE THROTTLE BODY INJECTOR (TBI) UNIT MIGHT OCCUR TO ALLOW THE THROTTLE CAM LEVER TO DISENGAGE FROM THE THROTTLE DRIVE SHAFT.
The risk
IF THE THROTTLE CAM LEVER DISENGAGES FROM THE THROTTLEDRIVE SHAFT, THE ENGINE COULD GO TO WIDE OPEN THROTTLE WITHOUT PRIOR WARNING.THIS LOSS OF VEHICLE ACCELERATOR CONTROL COULD RESULT IN A VEHICLE CRASH.
The remedy
REPLACE THE THROTTLE DRIVE COVER ASSEMBLY.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Chevrolet B6 | 1989, 1990, 1991 |
| Chevrolet B7 | 1993 |
| GMC B6 | 1989, 1990, 1991 |
| GMC B7 | 1993 |
Components: VEHICLE SPEED CONTROL
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 B6 | 1989 | 0 | 2 |
| Chevrolet B6 | 1990 | 0 | 2 |
| Chevrolet B6 | 1991 | 0 | 1 |
| Chevrolet B7 | 1993 | 0 | 2 |
| GMC B6 | 1989 | 0 | 2 |
| GMC B6 | 1990 | 0 | 2 |
| GMC B6 | 1991 | 0 | 1 |
| GMC B7 | 1993 | 0 | 2 |
Other vehicle speed control recalls in 1992
10 of the 185 recall campaigns reported to NHTSA in 1992 concerned the vehicle speed control; GENERAL MOTORS CORP. filed 1,195 campaigns in all.
| 92V158000 3 Nov 1992 | GRUMMAN OLSON, INC |
| 92V142000 5 Oct 1992 | PORSCHE CARS N.A. INC. |
| 92V131000 15 Sept 1992 | VOLKSWAGEN OF AMERICA,INC |
| 92V118000 14 Aug 1992 | HOLIDAY RAMBLER CORP. |
| 92V101000 10 Jul 1992 | BAYERISCHE MOTOREN WERKE |
| 92V100000 7 Jul 1992 | MONACO COACH CORP. |
| 92V061000 27 Apr 1992 | PORSCHE CARS N.A. INC. |
| 92V048000 3 Apr 1992 | GENERAL MOTORS CORP. |
NHTSA recalls (public domain) · all recalls of 1992