Is it the blower motor or is it the fans in the front?if its the fans they will come on at anytime to help cool engine down better.If its the blower motor for the interior heat and air you got a electrical problem.
Is it the blower motor or is it the fans in the front?if its the fans they will come on at anytime to help cool engine down better.If its the blower motor for the interior heat and air you got a electrical problem.
If it is the blower motor for your heater then it is definatly you blower resistor
Blown fuse, defective blower motor, or defective blower motor resistor pack.
Have your blower motor resistor or blower motor checked out
It sounds as if you have either a power or ground problem at the motor.
Your inside blower motor is most likely bad and if not then check the capacitors and the wiring, but I would go with the blower.....
look on the firewall and there should be bolts that come out around the blower motor and then it just pulls out.
Blown fuse, defective blower motor, blower motor resistor pack, or loose wiring.
Should under dash on firwall near blower motor.
Change the ignition switch. About 40$ and 30 mins of your time. Had it happen on several Trailblazers and envoys.
on the bottom passenger side under the glove box remove the cover, locate the blower motor, disconnect the plug from it, remove 3 screws and the blower motor should come out.
The blower motor usually doesn't come apart, as the internal parts are not usually sold separately.
the blower motor is located on the passenger side firewall under the hood remove 3 or 4 bolts and the motor will come loose
the blower motor has gone bad