Hi ! i have a artic cat 500 2006, my problem , he can't keep the idle when hot , if i turn the idle roulette , gets too rich on gas and the .... i know one of you guys have this problem so is it realy the choke heater? if u have some anwsers, cause the freaking dealer dont know ... its frustrating ,its on guarantee till april , i want to solve this thinG!! tank you