Want this question answered?
Wiring Diagrams Ford Crown Victoria/Grand Marquis 1989-1998 from AutoZone DIY http://www.autozone.com/az/cds/en_us/0900823d/80/17/3d/a8/0900823d80173da8/repairInfoPages.htm
you can get free on line at autozone.com
You can find a wiring diagram for a blower motor resistor in the owner's manual. You can also check with local supply stores.
no
There is usually a wiring diagram/schematic on the inside of the blower/fan door.
Heating and Air ConditioningNotes Blower Controls
You can find a heater blower motor wiring diagram for a 1978 El Camino is the owner's manual. You can also find it at specific auto part stores.
When changing anything electrical in a car, it is important to have a diagram. An electrical wiring diagram for this car can be found in the maintenance manual.
Buy a Chilton or Haynes repair manual
On the inside of the blower panel door.
installer.com
You can find the wiring diagram for a relay position for a 1997 Mercury Sable in the owner's manual. You can also check local auto stores.