Why is my GMC Sierra HVAC blower not working?
In addition, moisture and other contaminants may enter the fresh air intake plenum and contact the internal circuit of the module or corrode the terminals. If any of these were to occur, the relay resistor module or wiring connector could overheat and the HVAC blower may not function on certain blower settings or may be inoperative.
Why does my Chevy Silverado blower fan stop working?
ALL 3 have heat fan problems… Intermittent to not working at all, all start by loosing blower fan level 5, then 1-4 work intermittently then not at all. Not too bad driving in the 7 below zero weather, except in snow when you can’t clear the windshield.
Why does my blower motor keep running after I shut off the car?
Some customers may comment that the blower motor is inoperative or continues to run after the vehicle has been shut off. These conditions may be caused by a blower motor control module failure. This failure may occur when the vehicle is operated in ambient temperature conditions of -23 C (-10 F) or below.
Is there a way to turn off the blower motor?
My blower/heater motor switch will not turn off the blower nor willl it change the motor speed. It’s currently stick on high. Even if I turn the engine off and take out the keys the blower is still running. I had to discoinnect the battery to get it to stop.
When did the 2005 GMC Sierra heater fan quit working?
SOLVED: 2005 gmc sierra heater fan quit working. I lost – Fixya 2005 gmc sierra heater fan quit working. I lost the fifth speed months ago and a couple of days ago lost the other four, the first day the fan would come on sometimes while driving then quit after a while then come back on.
Why does my GM blower motor not turn on?
In many cases it’s a problem with the GM blower motor module. The most common complaint when this part fails is the motor will not turn on at all. However, it’s also possible for the blower motor to have speed control issues or continue running at all times even with the ignition off.
What to do if your heater fan stops working?
Check fan relay.Turn heater and fan on turn ignition to on position then pull up on fan relay if does’nt click replace relay. My 2006 GMC sierra 1500 heater fan stopped working. It started about 6 months ago when the high speed stopped working, now none of the speeds works. This is your blower motor regulator.
When to replace blower motor on GMC Sierra?
This special coverage covers the condition described above for a period of 10 years or 150,000 miles (240,000 km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership. Dealers are to install a new blower motor resistor and resistor module connector.