Report: Plugged Catalytic Converter May Cause Loss of Engine Power
Buick Century Problem
Average Mileage: 117,666 mi (78,000 mi - 200,000 mi)
The catalytic converter may become plugged resulting in loss of engine power. General Motors has extended the catalytic convertor warranty on some models to 10 years or 120,000 miles. Please contact your local GM dealer to see if your vehicle is included.
Visitor, 2001 Buick Century, 109,000 mi
Plugged catalytic converter
Visitor, 2003 Buick Century, 78,000 mi
I PAID $1800 TO GOOD YEAR REPAIR FOR A LIST OF THINGS A COMPUTOR SUGGESTED AFTER ONE WEEK AND A RENTAL CAR THEY DIAGNOSED THE CATALYTIC CONV. THEN THE LIGHT CAME ON AGAIN,AND THEY SAID IT WAS THE SENSORS I PAID another 300. after 2months aht light came on again.now what?
Visitor, 2001 Buick Century, 85,000 mi
Catalytic Converter plugged,had to replace to pass emissions. Also intake manifold leaking along
with head gaskets. Total cost-$1200.00
Visitor, 2001 Buick Century, 88,000 mi
Loss of engine power that gradually was getting worse. Problem climbing hill's was worse than on level. Had the catalytic converter relace. Engine power is back to normal. I was not aware the the warranty was extended by GM to 10years or 120,000 miles.