It seems as if there is a problem with the wiring between your speedometer and AC/heat unit. A licensed repairman can determine and fix the cause of this problem.
Yes, as long as it a gas system and not a electric heat pump system
A reverse cycle air conditioner work like normal air conditioners only in reverse, transferring heat into a house instead of outside of one. It is not an air conditioner at all, but a heater.
the speedometer does not work and the digital part that shows the milage does not come on also when you turn off motor the headlights at times will not turn off or they will come back on the van is equipmented with day light running lights.
When you step on the pedal, the motor is propelled by a ticker which forces the belt to turn. This then propels the wheels forwards and the speed on the speedometer is determined by a mechanical recorder.
Install it backwards. This does not work in very cold climates.
Install it backwards. This does not work in very cold climates.
If your heat and air conditioner doesn't work on your 1989 Cadillac Eldo and you have install a new compressor, check the thermostat. The thermostat may be stuck close or has gone bad.
Cruise will NOT work if the speedometer has a problem
the ac does not work when I turn it to 1,2 or 3 it works only on 4
why would a speedometer and odometer not work on a suzuki motorcycle?
If the speedometer and odometer are both not working, I would blame the speed sensor. If only the speedometer does not work and the odometer does work, the cluster is bad.
There are several things that can cause your 2003 Mitsubishi Gallant speedometer not to work. The most common cause is a malfunctioning speedometer cable.