2 NHTSA safety recall campaigns were
found for the 1990 Chevrolet B6.
NHTSA Recall 92V187000
Component:
VEHICLE SPEED CONTROL
Recall date:
1992-12-28
Defect Summary
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.
Safety 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.
Remedy
REPLACE THE THROTTLE DRIVE COVER ASSEMBLY.
NHTSA Recall 91V032000
Component:
PARKING BRAKE:DRIVELINE
Recall date:
1991-02-19
Defect Summary
THE PARKING BRAKE DRUM ATTACHMENT BOLTS MAY LOOSEN AND CAUSE A DRIVELINE LOCKUP CONDITION WHEN THE BUS IS STOPPED OR ALMOST STOPPED.
Safety Risk
DRIVELINE LOCK-UP COULD CAUSE LOSS OF VEHICLE CONTROLWITHOUT PRIOR NOTICE, AND RESULT IN A VEHICLE CRASH.
Remedy
REMOVE ALL OF THE PARKING BRAKE DRUM BOLTS, APPLY A RETAINING COMPOUND TO NEW BOLTS, AND TORQUE THE NEW BOLTS TO SPECIFICATION.