1991 Buick Regal 6 cyl Two Wheel Drive Automatic
Symptoms: Engine would stall on moderate/hard acceleration,
then started idling rough and stopping when stopped at traffic lights, would restart with some sputtering and and stall when tried to accelerate. Made it about a mile a 10-15 mph to a station. Diagnosiics showed only Code 44 (O2 sensor) and catalytic convertic was disintegrated and rattley. Stronf smeel of fuel whne cranking and rough idling.I Replaced converter, no change; replaced ECU, no change; checked plugs, not fouled. Mechanic giving up.
Tuesday, December 29th, 2009 AT 3:45 PM