Its probably the switch on the start problems, as far as grinding, if the pedal is near the floor when the clutch engages, it sounds like a bad master/slave or just needs fluid or bleeding...how many miles on the clutch?
2013 WRANGLER SPORT 2 DR., V-6 ,AUTO,HARD TOP
)1994 Jeep Wrangler 2.5L, Bestop top
/w steel half door and slider windows
5 speed, 2.5" lift, 31" tires,rack lights