Beth Young wrote:
> 
>    I've just started using my rear window defogger (the electric grid)
>    and I've noticed that only one "line" in the grid appears to be
>    working.
 
>    Or is the grid really a bunch of resistive wires in parallel, such
>    that one (or more) of the lines would work, even if the others aren't
>    working?
> 
>   

Tom,

It's wired in parallel.  The current is distributed from the vertical
wires.  If a line doesn't work it has a break in it.  You can buy a
repair kit at any auto parts place, I know Pep Boys has it.  I had
limited sucess fixing a Bug window with this stuff.

Hotch
86 GL
Philly