Skip the auto shop - Our mechanics make house calls

Q: Car gets hot sometimes. I unplugged the temperature sensor, turned on my air, and switched relays, and my radiator fans still don't work

asked by on

I have had head gasket checked and replaced car still runs hot both lines are hot and fans never come on

My car has 102000 miles.
My car has an automatic transmission.

A: Hey there. You should have the cooling fans...

Hey there. You should have the cooling fans checked to see if the cooling fans are getting power from the control system. The overheating diagnosis may show the system fan relays are not being turned on by the computer. Only a through check and diagnosis of system by a mechanic can help isolate the cause of the overheating.

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: Car overheated and smoke came out

Overheating can be caused by a number of things that result in smoke or steam coming from the engine bay. Assuming your engine didn't catch on fire, what you are seeing may be steam; hot fluid escaping and boiling...

Q: When you slow down then re-accelerate..sounds like severe downshift.

This is a sudden acceleration that some fly by wire vehicles have been suffering from. Think of the Toyota Prius. Your throttle is electronically controlled and the PCM (Powertrain Control Module) takes a position reading from your foot pedal to...

Q: No oil pressure, starts and stalls.

Honestly, as a technician I would recommend an engine replacement or finding another vehicle. An engine with 213k miles is not worth doing extensive repairs on, as you will likely have other problems. From what I've read the engine has...

Related articles

How Do Power Car Windows Increase Passenger Safety?
Power windows are responsible for approximately 2,000 emergency room visits every year. When a power window closes, it exerts enough force to bruise or break bones, crush fingers, or restrict an airway. Though...
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...
P0052 OBD-II Trouble Code: HO2S Heater Control Circuit High (Bank 2 Sensor 1)
P0052 code definition HO2S Heater Control Circuit High (Bank 2 Sensor 1) What the P0052 code means This code is seen when the Engine Control Module (ECM) tries to control the...