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radiator fan won't shut off when car is off
JoAnn, look in your manual for the cooling fan relay and change it, this is the problem in a lot of circumstances when cooling fan will not shut off(faulty relay). Check the attached links,instruction and guides, Good luck
"I hope this helped you out, if so let me know by pressing the helpful button. Check out some of my other posts if you need more tips and info." Thread Radiator Fan Won Stop Symptoms of Bad or Failing Cooling Fan Relay
Relays carry high-amperage current controlled by a low-current switch
When a faulty relay is not replaced, the circuit will either be non-functional or remain engaged. HERE'S A NEW ONE.
http://www.autozone.com/cooling-heating-and-climate-control/relay-radiator-cooling-fan-motor/valucraft-relay-radiator-cooling-fan-motor/buick/lacrosse/2010/6-cylinders-g-3-0l-di-dohc/966628_0_0 Find the sensor that turns on the fans unhook the plug check for 12 volts with key and a/c on full speed should have voltage get cheap voltage test lite at parts store remember to hook one end of the light to ground{BARE METAL} got power ? if so I would first change the sensor it tells the fans when they need to come You can check the fans by getting a piece of wire and running it to the fan plug from the positive terminal of the battery the fans should run watch fingers or long hair You can run a wire from the battery to the fans with a switch in the middle to turn them on when needed but that can be a real hassle unless you run the switch into the car and keep an eye on the temp gauge.
put a wire direct to fan from battery to make sure its not working as some times relays go and the fan wont kick in if it doesent work when connected to battery motor in fan is goosed hope this helps ivan
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