Needle and a pair of pliars, and be careful as you work it in. I was in a hurry once and used a small paperclip.

If you're worried about the insulation, a quick dab of silicon RTV will seal it back up.

A picture might help understand what you're trying to probe and thus generate better ideas.

[color:"white"]? 04 Rodeo DI ?[/color] 75k mi, body damage on the 1st weekend I got it.