on my 85 fiero gt the light down by the pedals stayed on all the time, so we just took it out
Right under the battery
Bad battery or a parasitic drain
If the alternator is installed incorrectly, yes, it can drain the battery.
The key being in the "on" position itself. As for rapid battery drain, you could have a bad battery or there could be a loose connector. Source: Personal experience
Absolutely. If a diode shorts to ground it can drain a battery in a very short time.
no, there is no electical to the power steering pump
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.
A raidator in need of a flush will not cause a battery drain.
It might
Any relay could be the cause.
It could be a bad battery.
there is a short some where in the electrical system... or a bad battery.