Why Is My Car Leaking Fluid? Common Causes and What You Should Do

Seeing a puddle under your vehicle is never a good feeling. Fluid leaks are a common issue, and while some are harmless, others can signal serious problems. Knowing what type of fluid you're dealing with can help you take the right next step before things get worse.

Let’s break down the most common leaks and what they usually mean.

Common Types of Car Fluid Leaks

1. Engine Oil (Brown or Black)

  • What it looks like: Dark, slick spots under the engine

  • What it means: Likely causes include a worn gasket, damaged oil pan, or a loose oil filter

  • What to do: Check your oil level. If it’s low or the leak continues, it’s time to get it inspected. Running low on oil can cause major engine damage.

2. Coolant or Antifreeze (Green, Orange, Pink, or Yellow)

  • What it looks like: Bright-colored puddle with a sweet smell

  • What it means: A leaking radiator, water pump, or hose

  • What to do: If your temperature gauge is rising, don’t wait. Overheating can lead to engine failure. Get it checked before driving too far.

3. Transmission Fluid (Red or Brown)

  • What it looks like: Red or brown spots near the middle or front of the car

  • What it means: You could have a leaking transmission pan or fluid line

  • What to do: Transmission repairs are expensive. A quick check can save you thousands later.

4. Brake Fluid (Clear to Yellow, Oily)

  • What it looks like: Small puddles near the wheels or under the driver side

  • What it means: You might have a leak in the brake lines or master cylinder

  • What to do: Don’t drive the car. This is a serious safety risk. Call for service immediately.

5. Power Steering Fluid (Reddish or Amber)

  • What it looks like: Usually found near the front wheels

  • What it means: Could be a leaking power steering line or pump

  • What to do: If steering feels stiff or jerky, don’t wait. This can become a bigger problem fast.

6. Water (Clear and Odorless)

  • What it looks like: Clear puddle under the passenger side

  • What it means: Most likely just condensation from the A/C system

  • What to do: Nothing. This is normal and not a cause for concern.

How to Tell if a Leak Is Serious

Watch for these signs:

  • Bright colors or a strong smell

  • Unusual sounds or shaking

  • Warning lights on the dash

  • Visible smoke or steam

  • Loss of power or rough driving

If you notice any of these along with the leak, stop driving and get it checked out.

We Make It Easy to Find and Fix the Problem

At Mobile Elite Auto, we offer mobile diagnostics and repair services throughout Keller and surrounding areas. We’ll come to you, identify the issue, and walk you through your options without pressure.

Call (817) 637-9160 or book online at www.mobileeliteauto.com

Finding fluid under your car isn’t always a disaster, but waiting to fix it might be. Let’s take care of it before it turns into something bigger.

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