1991 GMC B6 Recall

Campaign:

92V187000 on 12/29/1992

Component:

Vehicle speed control

Affected:

6,656

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.

Consequence:

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.

Correction:

Replace the throttle drive cover assembly.

Notes:

System: fuel system; throttle linkage.vehicle description: school buses with 6.0 liter engines.

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