something to do with your a/c... when you punch it you lose your a/c if you dont have the vacuum tank hooked up.. as soon as you stop though, you get the cold air back. Dont ask why, i just know what it does.. idk why
1996 JEEP CHEROKEE 4x4 Sport
Chrome header, K&N cold air box, HP CAT,Gibson Cat Back exhaust, CAGE 4"lift, Custom front and rear bumpers,CAMO everything,32x11.50KM2's on 15x10 M/T Sidebiters, 2 12" JL Audio Subwoofers,Gun rack,COBRA CB with 102inch antenna, Bushwacker Fender Flares...
SOON:External Roll cage, chip, 10,000lb winch,ford 8.8 rear axle, new gears.. MY XJ