Question about Cars & Trucks
You did not post the year make and model BUT the most common mistake made when new converters are installed is not getting the engine tuned up to see if it is running well. A poorly operating engine could ruin a new cat.
Posted on Dec 07, 2016
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Posted on Jan 02, 2017
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- Intake air leaks
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- Fuel injector leaks
- Spark plugs may be faulty
- Improper ignition timing
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