Auto Security System Question

If your Cherokee came with grey ignition keys, you already have one.
"Loren Parker" > wrote in message
...
> Five years ago I leased a Jeep Cherokee Sport in which the dealership had
> installed an engine immobilizer. Instead of requiring the driver to carry
> one of those annoying chip keys to stick into a socket under the
dashboard,
> however, this system used a little red RF tag on your key chain to allow
the
> car to start. It was the perfect no-hassle solution, and it worked
> flawlessly. I'd like to install the same system on a Cherokee I just
bought,
> but I don't know the brand or product name. Does this ring a bell with
> anyone? Thanks for your help.
>
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