TC reported after changing ends that car1558 near B2 door, one saloon light not working. Car 2557 n ear A1 door, one saloon light not working. ~~~~~ 1558 reported near B2 door, one saloon light not working. 2557 near A1 door, one saloon light not working.  1558 near B2 door & #2557 near A1 door saloon lights replaced with new flourescent bulb. Security/function check - OK.  Farid 44882