ok so i have a 95 thru 99 cav , i did a 00 front end swap got the harness and wired them up the correct way and every thing
the lights worked all day yesterday, but now today the drive side light is dim and wont flash from high to low beam
it just stay really dim,

checked fuse's
checked bulbs
tried to use a diff harness and checked for any cut or grounded out wires

but i still cant seem to figure it out
some one please help

thanks
chris

are you using relays?

relays for what

sounds like you have the wires switched ( high/low ) in one side.