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The Importance of Regular Oil Changes for Engine Longevity

Published Jan 29, 25
1 min read


Regular oil changes are key to ensuring your engine runs smoothly and lasts longer.

How Regular Oil Changes Benefit Your Engine

Your car’s engine relies on clean oil to lubricate its moving parts, reduce friction, and regulate temperature. Over time, oil breaks down and collects dirt, making it less effective. Without regular oil changes, this can lead to increased wear and tear, overheating, and even engine failure.

Recommended Frequency for Oil Changes

How often you need an oil change varies depending on your car's model and your driving style. Generally speaking, the following guidelines apply:

  • For older vehicles using conventional oil: Every 3,000 to 5,000 miles
  • Newer vehicles with synthetic oil should have oil changes every 7,500 to 10,000 miles

Refer to your owner’s manual or speak with an expert to determine the right oil change frequency for your vehicle.

Signs Your Car Needs an Oil Change

Look for these signs to know when to change your oil.

  • Dirty Oil: Check the dipstick—if the oil is dark and gritty, it’s time to change it.
  • Noisy Engine: When oil is old, it can't lubricate as well, causing the engine to sound louder.
  • Dashboard Warning Light: A lit dashboard warning light often indicates it’s time for an oil change.
  • Exhaust Smoke: Smoke coming from your exhaust, especially blue or gray, could indicate burning oil.

Why Professional Oil Changes Are Worth It

While DIY oil changes are an option, professional services offer significant advantages:

  • Skilled Technicians: A professional technician will select the appropriate oil and ensure proper amounts.
  • Comprehensive Checks: In addition to changing the oil, professionals check various essential components.
  • Proper Disposal: Used oil is disposed of responsibly, reducing environmental harm.
  • Save Time: Skip the hassle of a DIY oil change and enjoy professional service.

Keep Your Engine Running Smoothly

Don’t wait for oil problems to affect your car’s performance. Schedule regular oil changes with Car-X St. Louis, your trusted car servicing provider. Let our professionals keep your engine running smoothly for the long term.

Have questions about oil changes? Let us know in the comments below!