harness conundrum!

[supermang]

so put some stock tail lights on my girls EK coupe its a 96. it had an extended type of harness for the aftermarkets so i putem on and the lights dnt wrk properly in reverse now. she backs up one brake light one reverse on opposing sides....wtf. any advice???? :clap::clap::clap:

[Charlee]

can you use proper grammar? no offence, just cant understand a thing lol