The Blower Motor Resistor Pack is defective. Replace it.
Jet-streams
Wind blows it away at high speed. Alex Price 13890
under dash on pasenger side
You have a bad blower motor resister.........
Could be a bad resistor pack at the blower motor Could be a bad low speed relay
Could be hi-speed fan relay or secondary winding in blower motor
Check the resistor if it only works on high Check the resistor if it only works on high Check the resistor if it only works on high
A faulty camshaft can cause your 1991 Nissan Maxima to idle erratically. A diagnostic test could verify the cause of the improper idling speed.
It is the resistor, replace it.
blower motor resistor thermal limiter is blown. Replace the blower motor resistor.
The PCM limits the top speed of the vehicle by cutting back on the fuel if the engine RPM's are high enough to damage the engine
Check the low speed relay and the resistor at the motor