check the connections at the blower motor and blower resistor under the right sie of the dash. If the connections look green or burnt replace the resistor connector
not showing temp on gauge,engine light is on,fans run consant,code p0128,ect sensor,pontiac montana...
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NOT SHOWING TEMP ON GAUGE,ENGINE LIGHT IS ON,FANS RUN CONSANT,CODE P0128,ECT SENSOR,PONTIAC MONTANA 2001