my heater wont come on
Dec 26, 2012 at 10:42 PM
1998 MERCURY MYSTIQUE
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Repair Safety Notice:
This information is for general instructional purposes only. Vehicle repair can be dangerous.
Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
and consult a qualified repair shop when needed.
1st step should be checking the fuses
Locate blower motor and check for power and ground
If have power and good ground it’s a bad blower motor
If have power but no ground with key on fan switch on high suspect bad blower motor resister
Locate blower motor and check for power and ground
If have power and good ground it’s a bad blower motor
If have power but no ground with key on fan switch on high suspect bad blower motor resister
Dec 27, 2012 at 4:21 AM