Crown Victoria

Loose internal components may cause catalytic converter failure on Ford Crown Victoria

Problem Description and Possible Solution

Catalytic converter failure is common. Internal components become loose, causing a rattle or creating back pressure in the exhaust.

Problem Data
RepairPal Verified
Average mileage: 81,500 (75,000–88,000)
4 model years affected: 2003, 2004, 2005, 2008
8 people reported this problem
Viewing 1 - 4 of 4 comments
It's a rattling sound coming from the converter, I was told that two balls inside came loose.I haven't did anything to repair