Buick Skylark: Engine

Affects Buick Skylark · 1988 — about 6K vehicles.

The hazard

NOTE: VEHICLES EQUIPPED WITH 2.3 LITRE ENGINE. IN SUB ZERO TEMPERATURES, MOISTURE FROM THE CRANKCASE VENTILATION SYSTEM COULD CAUSE ICE BUILDUP BEHIND THE THROTTLE BLADE THEREBY PREVENTING THE THROTTLE FROM RETURNING TO IDLE WHEN THE ACCERATOR PEDAL IS RELEASED. THIS COULD RESULT IN LOSS OF VEHICLE CONTROL. CORRECTION: AN ENGINE VENTILATION KIT WILL BE INSTALLED ON AFFECTED VEHICLES TO PREVENT MOISTURE ACCUMULATION IN THE CRANKCASE.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational