Book an exhaust repair
A damaged exhaust system can lead to more emissions, noise, and reduced engine performance. Issues such as leaks, rust, or broken components could also mean you fail your MOT. So when you need to, make sure you get it repaired at an RAC Approved Garage.
Book a diagnostic
A mechanic will check your car for faults and talk you through any repairs you might need. There are various ways to check for faults, which could include a physical examination or plugging in to check your car’s onboard engine management system.
Content Guide
Introduction
As a car owner, maintaining your exhaust system is essential for making sure your vehicle runs smoothly and safely. If it’s in good condition, it not only boosts performance but also prevents potential safety issues.
In this guide, you'll learn about common exhaust repairs, their associated costs, and when it's time to consult a professional.
What are common exhaust repairs?
- An exhaust leak repair: An exhaust leak can cause harmful gases to enter your car’s cabin and reduce the performance of your engine. Mechanics fix this by sealing the leak or replacing the damaged section.
- Fixing a faulty catalytic converter: A faulty catalytic converter can lead to your car’s emissions increasing and your engine having problems. Repair involves cleaning or replacing the converter.
- Securing loose piping: Loose exhaust pipes can rattle and cause noise. This is both bad for your car and can be an annoying driving experience for you and your passengers. This issue is typically resolved by tightening or replacing your car’s loose parts.
- Cleaning an exhaust filter: Over time, your exhaust’s filters can become clogged. Cleaning these filters will help make sure your car runs efficiently and reduces emissions.
It's important to remember that different garages and mechanics may carry out slightly different checks to what’s mentioned above. You should have a chat with your mechanic and know exactly what work they’ll be doing for you.
Do I need to fix my car exhaust?
Signs of exhaust problems:
- Unusual noises, such as rattling or hissing.
- A decrease in fuel efficiency.
- Visible damage or rust on the exhaust system.
- Strong smells of exhaust fumes inside your car.
Again, don't forget that checks can vary by mechanic. Have a conversation with yours about what they’ll inspect and bring up any specific issues.
What does the colour of exhaust smoke mean?
- Excessive and thick smoke: This indicates a severe problem that needs immediate attention. Contact a mechanic immediately.
- White smoke: This suggests coolant leakage or condensation.
- Black smoke: This can mean a rich fuel mixture or burning oil.
- Blue smoke: This is a sign of oil burning in the engine, often due to worn seals or rings.
Again, please keep in mind that a mechanic may have his own checklists. Talk to you mechanic to make sure they answer any questions that you may have.
How much does a car exhaust repair cost?
General cost: The cost of repairs can vary widely. Factors include the type of repair needed and the car model.
Regular exhaust maintenance is essential for vehicle safety and performance. If you notice any signs of exhaust issues, seek professional help to avoid more serious problems.
Frequently Asked Questions on exhaust repair
This could be due to oil burning off from a spill. It can also be a more serious issue like a gasket leak.
Noise can be due to loose parts, holes, or damage in your exhaust system.
Rattling often means loose or broken exhaust components in your exhaust system.
It can take from a couple of hours to a full day.
Exhaust systems typically last five to seven years. This can vary based on driving conditions and maintenance though.
This might mean that coolant is leaking into the combustion chamber. Get this looked at soon because this is dangerous and requires attention.
It will depend on the mechanic, but at the RAC, our mobile mechanics can do rear silencer replacements.
Costs can vary. However, early repair is often less expensive than waiting until more damage happens.
Driving with a broken exhaust pipe is both illegal and dangerous. This is because it increases emissions and risks poisoning you with carbon monoxide.
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