How Long Are Catalytic Converters Under Warranty?

by | Last updated on January 24, 2024

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Under federal law, the catalytic converter and engine-control module are covered for

eight years or 80,000 miles

. Some other emissions parts carry shorter federal warranties, usually two years or 24,000 miles.

How do I know if my catalytic converter is under warranty?

The easiest way to find out if an emission component is covered under warranty is

to contact your local dealer

. The dealer can look up warranty information, including any additional warranties that may have been added to the vehicle since it was manufactured.

What is the warranty on a replacement catalytic converter?

New aftermarket converters are required to have a

five year, 50,000 mile warranty

on the converter shell and end pipes. They are also required to be warranted to meet EPA’s emission performance standards for 25,000 miles when the vehicle is properly used and maintained.

How many miles should a catalytic converter last?

The average catalytic converter is designed to last

about 100,000 miles

, so if your car is nearing six figures on the odometer, chances are you need to give some thought to your catalytic converter.

What will happen to my car if I don’t fix the catalytic converter immediately?

Because a failing catalytic converter can no longer properly convert the toxic fumes that flow through it into less harmful materials, one of the side effects that you are going to experience is the

smell produced by the gases flowing through

it. In particular the exhaust is going to have a sulphur type smell.

Are catalytic converters covered by warranty?

Under federal law, the catalytic converter and engine-control module are

covered for eight years or 80,000 miles

. Some other emissions parts carry shorter federal warranties, usually two years or 24,000 miles.

Do catalytic converters have a warranty?

Under federal law, the catalytic converter and engine-control module

are covered for eight years or 80,000 miles

. Some other emissions parts carry shorter federal warranties, usually two years or 24,000 miles.

How long can you drive with a bad catalytic converter?


Driving

with a bad catalytic converter is not too dangerous. If some small parts of your catalytic converter is plugged, you can still drive your car as usual.

How much should it cost to replace a catalytic converter?

Catalytic converter replacement isn’t cheap. For most vehicles, the average cost of a catalytic converter repair is

between $945 and $2475

including parts and labor. The catalytic converter cost itself can be up to $2250 of that. That might be close to your car’s value or more!

How often does a catalytic converter go bad?

The catalytic converter, which converts harmful emissions into harmless gas, often lasts

10 years or longer

and should be replaced only when needed. It can become clogged, physically damaged, or contaminated by oil or engine coolant. It can also overheat.

Is it worth replacing a catalytic converter?

The engine could have bad seals or gaskets that are causing antifreeze or unburned fuel to enter the exhaust system. In this case, the

converter is probably not worth replacing

because the new part will quickly become damaged as well. Unless you address the underlying cause, then the problem will continue.

What happens if I drive with a bad catalytic converter?

While many auto professionals state that driving a car with a bad catalytic converter isn’t too dangerous- it’s not recommended. … For a car that has a completely plugged catalytic converter, you will not be able to run your vehicle.

Your catalytic converter may become fused over time

, or directly.

How urgent is it to replace a catalytic converter?

A catalytic converter in your vehicle converts bad emissions into harmless gas. The catalytic converter usually lasts

around 10 years

so that’s when you should replace it. You should also replace the converter if you run into other apparent problems such as clogging, or physical damages.

Are catalytic converters covered under powertrain warranty?

Federal emissions laws require carmakers to cover the catalytic converter and PCM/ECM (powertrain or electronic control module) under warranty for

eight years or 80,000 miles

, whichever comes first.

Is a catalytic converter covered under GM powertrain warranty?

− Catalytic converters and powertrain control modules are covered for

the first 8 years or 80,000 miles, whichever comes first

. − Defects and performance for heavy duty truck emission control systems are covered for the first 5 years or 50,000 miles, whichever comes first.

What is major emission Comp warranty?

The Design and Defect warranty covers repair of emission control or emission related parts which fail to function or function improperly because of a defect in materials or workmanship for 2 years or 24,000 miles (whichever first occurs), and the specified major emissions control components mentioned above for

8 years

David Evans
Author
David Evans
David is a seasoned automotive enthusiast. He is a graduate of Mechanical Engineering and has a passion for all things related to cars and vehicles. With his extensive knowledge of cars and other vehicles, David is an authority in the industry.