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Two car master auto mechanic repairers service technician checks and repairs the engine condition under the hood of the vehicle service shop.

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But some car owners fall prey to common car maintenance myths that canlead to unnecessary expenses and potential damage.

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Here are five maintenance myths that are untrue, along with reasons why believing them could be costly.

New cars still have complex mechanical and electronic systems that can experience wear and tear over time.

Neglecting basic maintenance like oil changes,brake inspections and tire rotationscan lead to more issues down the road.

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This rule has been passed down through generations, but it no longer holds true formost modern cars.

In reality, synthetic oil does offer superior protection, especially in extreme temperatures and conditions.

It provides better lubrication and reduces engine wear, which can be particularly beneficial for high-performance or turbocharged engines.

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While it might be more expensive upfront, the long-term benefits often outweigh the initial cost.

At higher speeds, this drag can offset the fuel savings from not using the A/C.

Modern engines are designed to operate efficiently almost immediately after starting.

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Idling for extended periods in cold weather is not necessary and can actually cause harm.

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