so hears he deal i have a 98 gt i jsut put in upr reverso glow guages. i did not remove any of the needles! my speedometer goes crazy! all of the othre guages work great but the spedometer doesnt sweep right. when u first start drivingit will stay at zero till u hit like 40 mph then jump up. sometiems it dosnt go to 0 it sits at 20 but then 15 min later it works great. im so confused and irritared any help would be great