Dead cell in the battery. Something on which is drawing power from the battery. Stuck relay.
dead cell in the battery or something is on pulling power from the battery.
A car battery in any car would drain due to a short in the electrical system.
the drain nipple is on the bottom of the radiator on battery`s side.
A raidator in need of a flush will not cause a battery drain.
You have a bad sensor in one of the doors, all 4 will have to be checked. Check at you local dealer for the part. In the meantime, just pull all the bulbs out so as not to drain the battery.
There are only two possibilities for the water leak in the 1993 Mercury Marquis. The car could have a leak allowing rain water in. Or, the drain for the ac could be stopped, and condensation is leaking into the car. The condensation is your most likely cause.
Highly unlikely.
You should have a dimmer switch on the dash behind your turn signal If the '94 is the same as the '96, then it is possible that the door sensors have to be replaced. In the meantime, remove the bulbs so as not to drain the battery.
The wrong spark plug wire(s) can cause engine problems including not running but won't drain the battery.
Yes it can.
Inside the Fuel Tank. You'll have to drain and drop the fuel tank to change it. Not a job for the untrained!
A dead cell in the battery will cause it to loose it's charge overnight. The only fix is to replace the battery. Any light that is staying on will drain the battery. Also a stuck relay will drain the battery.