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6 Common Signs of an Engine Problem

Express Oil Change & Tire Engineers • June 19, 2024

When you first notice a sign of engine trouble, you’ll want to alert the mechanic. By being proactive, you’ll have the best chance to resolve the issue before it potentially leaves you stranded and costs more to fix. At Express Oil Change & Tire Engineers, we provide expert engine repair in the greater Orlando area. Here’s a look at six common signs of engine trouble.


Check Engine Light

The check engine light is your car's way of alerting you to potential problems within the engine or emissions system. While it can sometimes illuminate for minor issues like a loose gas cap, it's important not to ignore it. Common check engine light triggers include problems with catalytic converters, oxygen sensors, MAF sensors, and spark plugs.


Decreased Performance

If your car feels sluggish or experiences a significant drop in fuel-efficiency, there could be an underlying engine problem. Issues like clogged fuel injectors, a malfunctioning oxygen sensor, or a failing catalytic converter can all affect engine performance. Don't ignore these symptoms, as they could worsen and lead to more severe trouble.


Strange Noises

Unusual noises coming from your engine can indicate a range of issues, from minor problems like loose belts to more serious issues like valve problems. Squealing, grinding, knocking, or hissing sounds should never be ignored. They could signal impending trouble that needs immediate attention from the mechanic.


Discolored/Excessive Exhaust Smoke 

Keep an eye on the color of your exhaust smoke. Blue smoke typically indicates oil burning. White smoke might mean coolant is leaking into the combustion chamber, possibly due to a blown head gasket. Black smoke often signifies an overly rich fuel mixture.


Unusual Smells

Pay attention to any strange odors coming from your engine or exhaust. The smell of burning oil could indicate a leak. A sweet smell might suggest a coolant leak, while a rotten egg odor could signal a problem with your catalytic converter. If you notice any unusual smells, it's best to have your car inspected by a professional.


Visible Leaks

Keep an eye out for any puddles or spots of fluid under your car after it's been parked. Leaks can come from various sources, including the engine, transmission, or coolant system. Identifying and addressing leaks early can prevent further damage and costly repairs.


Engine Repair in Orlando, FL

When you need auto repair in Orlando and the surrounding area, contact Express Oil Change & Tire Engineers at 407-502-4984. Feel free to give us a call today to schedule an appointment!

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