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Loss of Engine Power Due to Plugged Catalytic Converter on Chevrolet Lumina

Problem Description and Possible Solution

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.

Problem Data
RepairPal Verified
Average mileage: (–)
2 model years affected: 2000, 2001
2 people reported this problem