One problem related to crankshaft position sensor has been reported for the 1998 Buick Regal. The most recently reported issues are listed below.
When applying gas after making a complete stop, engine will shut itself off,consumer must restart vehicle . This defect could result in an accident. Dealer has replaced ignitions module and coil. Also crank case sensor. Defect is still occurring, dealer cannot duplicate defect. A trade assist has since been accomplished, vehicle repurchased by Buick.