How about a more detailed explanation of george jannini's dummy alarm?
Miguel

I have not failed. I've just found 10,000 ways that won't work.
  - Thomas A. Edison

On Mon, May 24, 2010 at 8:42 PM, David Beierl <dbeierl@attglobal.net> wrote:
> At 08:27 PM 5/24/2010, Mike \"Rocket J Squirrel\" wrote:
>>
>> And while I'm at it -- isn't the '84 supposed to have a buzzer for when
>> the headlights are on but the engine isn't? Who sells that thing and
>> where does it go? I think I have an empty socket near the fusebox.
>
> Alistair thinks this is slumming, but...
>
>> At 02:52 PM 5/14/2010, george jannini wrote:
>>>
>>>  My "you left the lights on dummy" alarm is a 12 volt piezoelectric
>>> buzzer connected between fuse # 11 (wipers) and fuse #20 (license
>>> plate light)  You can find the part at Radio Shack.
>>
>> They also have a very nice little mechanical buzzer that has a quite
>> pleasant 300 Hz tone and does not require an extra diode as it's
>> already wired to only run on one polarity.  I recommend it.
>>
>> Yours,
>> David
>
> Buzzer is
> http://www.radioshack.com/product/index.jsp?productId=2102817 -- I've
> used it on several vehicles because it has a pleasant low-pitched
> tone instead of a piezo squeal.
>