Q: fan won't work on first setting

asked by on May 16, 2016

My fan won't work on speed setting 1. According to my research, there might be a register that went bad. I just replaced the controls, but the fan still doesn't work on setting 1. Any idea what other things I might try?

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

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


Experienced Mechanic?

Earn up to $70/hr

What others are asking

Too little flow on the EGR.
Have a certified mechanic check the operation (https://www.yourmechanic.com/services/exhaust-gas-recirculation-egr-valve-replacement) of the EGR(exhaust gas recirculation) system. In many cases, the fault can come from an EGR valve that is not working properly or carbon build-up blocking the recirculation passages.
Tire sensor bad or missing
The TPMS sensor in the tire may be bad. You will need to take it to a technician that has a TPMS scan tool to have it checked out. You may want to check the tire pressure in the tires....
Car shakes when idling
I know these vehicle symptoms all too well. If your GMC Yukon runs better after it has warmed up then it is likely that it is experiencing a vacuum leak in the intake manifold gaskets. It is not uncommon for...
Car will not start. It was running fine, normal shut down, and wouldn't start back up five minutes later.
It really does sound like your battery (https://www.yourmechanic.com/services/battery-replacement) has gone dead. Sometimes they can develop an internal short where they seem fine one moment then go dead the next. The indicators on the chargers usually don't tell the whole story....
Seemingly misfires
Hi...your vehicle has an on-board diagnostic system, albeit the early version known as OBD-I. What I would therefore recommend, to get this engine running condition diagnosed and repaired, is you request a check engine light diagnostic (https://www.yourmechanic.com/services/check-engine-light-is-on-inspection). The trouble codes...
My car is shaking at idle and is losing power in the low end service engine soon light is flashing.
Engine misfires can be caused by many different problems and are generally caused by either a spark or fuel issue or in some cases, a combination of both. Spark related problems generally will result from things like ignition coils, crankshaft...
Vehicle slows down slightly then speed up slightly while driving.
This may be a result of low transmission fluid (https://www.yourmechanic.com/services/transmission-fluid-service) or potentially a faulty transmission control module. A faulty transmission control module may cause a delay in acceleration or erratic shifting of gears. The transmission control module has various sensors...
i have a 2016 chevrolet impala, where is the onstar module located?
The Onstar modules on newer GM's are located under the center console on your vehicle, typically directly under the radio / control center on the dashboard. If you are going to attempt to access it, I would highly recommend contacting...

Related articles

Symptoms of a Bad or Failing Cooling Fan Resistor
Common signs include the engine overheating, cooling fan only working at certain speeds, and the fan never turning off.
Jeep Certified Pre-Owned (CPO) Car Program
If If you are in the market for a used Jeep vehicle, you may want to check out cars under their certified pre-owned program. Many manufacturers have a certified pre-owned (CPO) program, and each one is set up differently. Read...
How to Get Jeep Dealership Certified
Jeep car dealerships offer automotive technician jobs to mechanics who are Jeep certified through Chrysler’s official training program (MCAP)