Skip the auto shop - Our mechanics make house calls

Q: Car overheating from lack of coolant.

asked by on

The coolant is leaking from my car. The car is overheating.

A: If your car doesn’t have enough coolant it ...

If your car doesn’t have enough coolant it will overheat. When it cools back down, top it off with water and have a certified mechanic perform a coolant pressure test to see where the leak is coming from. Common failures include radiators, the hose leading to it, heater hoses close to the firewall, smaller hoses near the throttle body.

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: Coolant leaking into cylinder

Hi. It sounds like you have a blown head gasket, cracked head or cracked block. Unfortunately, there is no easy remedy for this. Your engine will either require extensive repair or replacement. A trained mechanic will be able to inspect...

Q: Car won't turn over

Hello, thank you for writing in. While there are many issues that may cause these kinds of running issues, we need to focus on the fuel, air, and spark systems. The first thing to observe is whether or not the...

Q: Car overheating, but fan still runs

Hi. Several things can cause that condition. A stuck closed thermostat, blocked radiator, a faulty water pump, or low coolant all need to be checked. The fans turning on is normal when the engine gets too hot. However, if the...

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 Much Does a Mechanic Make in Vermont?
Automotive technician jobs in Vermont have an average mechanic salary of $37k, with some mechanics earning a salary of $53k.
P2103 OBD-II Trouble Code: Throttle Actuator Control Motor Circuit High
P2103 means there is a fault with the throttle actuator control motor circuit, likely due to a defective electrical component or part.