REPLACE/REMOVE INSTRUMENT CLUSTER Questions

Haveing Issues With Hazards And Singnals . I've Replaced Hazard/ Turn Moduel Under Dash, Bulbs , Bulb Sockets, Fuse In Back Seat ... Still...

Lost Putting In Used Switch What All Parts Need Changed For Used Ignition Switch To Work Heard Computer Needs Changed And Instrument Cluster

Car Was Idling To High So I Replaced The Sensors That Were Required So Do I Need To Reset The Cluster Panel And How