For the effort you'll have to go through to get that guage fixed, you'd be further ahead investing a bit of money on some electrical autometer guages; at least oil press. and coolant temp. The factory aren't too accurate, and don't really alert you to anything but the most serious of problems.
aaron11272 said:
1) It's not MAJOR, but if you aren't comfortable with a little plumbing or a little electrical, it's probably not for you.
2) The sending unit is on the intake manifold, driver's side, at the very front. It has one little wire that plugs in on top of it -- and it just looks liek a little plug with an electrical connection.