Skip the auto shop - Our mechanics make house calls

Q: Oil in the water

asked by on

There is oil in the water. Is it a blown head gasket or cracked head?

A: If you open the oil cap and see a white moi...

If you open the oil cap and see a white moisture on the top of it, you may have a head gasket cracked. A block test should be performed to verify a head gasket crack. If you would like to have this checked, a certified mechanic can inspect your system to determine the cause of any oil leakages.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: Voyager turns over after overheating but won't start

Overheating can damage the engine coolant temperature sensor which is an important sensor at start up because it sends a signal to the PCM to enrich the mixture. Overheating can also damage the cooling system thermostat although a damaged thermostat...

Q: What kind of sealant if any do i need for the oil filter adapter gasket

I would not recommend using any sealer other than Ultra Grey by Permatex. When you remove the housing if you have a paper type gasket use the sealer, but if the gasket is a rubber o-ring then do not use...

Q: Engine trouble

Hi Jo: Unfortunately, we need more specific information about your vehicle in order to recommend a service or to guess as to what's going on with your vehicle. If the engine is low on oil it tends to make a...

Related articles

What Causes Hoses to Leak?
While the largest part of your engine is mechanical, hydraulics plays a significant role. You’ll find fluids at work in a number of different areas. Your car's fluids include: Engine oil Transmission...
How Long Does a Heater Control Valve Last?
Keeping the right amount of coolant in a car is essential in keeping the engine at the right temperature. Failing to have the right amount of coolant or even bad elements...
How to Avoid Back Pain in a Car
If you have back problems, sitting in a car for an extended period of time can be excruciating. Even without back problems, you could experience discomfort and soreness from...