jg23 Posted January 13, 2011 Report Share Posted January 13, 2011 jeeps charge at 13.6, i end up around 13.9-14.1 on my back batt at idle, now, when i contacted matt he said all id need is the external reg., which is what you have, but another thing is that i hooked up my big 3 wrong at 1 point, it looked normal to me until i asked on here, idr what i did, but just double check the big 3 wiring, your fuses and such, if that doesnt work, contact matt @ mechman do i gotta hook the ground up on the alternator to get it to work right? That's how I have mine 2008 TahoeHU-PioneerMids/Highs amp- sundown 200.4Mids/Highs- hertz xls, hertz ml 700, audison voce tweetsAmp-2 AQ 3500sSubs-FI SP418sAlt-singer 350Big 3 1/0 Build Log UBL My YouTube channel Link to comment Share on other sites More sharing options...
kickeruser09 Posted January 13, 2011 Author Report Share Posted January 13, 2011 do i have to ground the grounding studd to the chassis to make itwork? It IS there for a reason. what is the IS? Link to comment Share on other sites More sharing options...
Freshman6969 Posted January 13, 2011 Report Share Posted January 13, 2011 i still got a stock alt so im just going on what i know, if there is a grounding stud on the alt itself, then yes you must ground the alt to whree you have you big3 ground, if any.... Legal TL scores145.6 on the dash sealed up in the low 40hz area with the port out145.5 on the dash sealed up @30hz with the port inless then 1k clamped on a 3.5k! Why would you EVER WANT flex?huh?...flex is what can make the lows lower and more air being pushed correct? My FeedbackJeep-BuildlogPT LOSER buildlog Link to comment Share on other sites More sharing options...
kickeruser09 Posted January 13, 2011 Author Report Share Posted January 13, 2011 jeeps charge at 13.6, i end up around 13.9-14.1 on my back batt at idle, now, when i contacted matt he said all id need is the external reg., which is what you have, but another thing is that i hooked up my big 3 wrong at 1 point, it looked normal to me until i asked on here, idr what i did, but just double check the big 3 wiring, your fuses and such, if that doesnt work, contact matt @ mechman do i gotta hook the ground up on the alternator to get it to work right? That's how I have mine well whick way do i gotta turn the external regualtor to make it go up? Link to comment Share on other sites More sharing options...
profundus-sanus Posted January 13, 2011 Report Share Posted January 13, 2011 postiive to something switched with the ignition that has common voltage the charging post on the alt. field wire to the single wire on the alt ground to any good ground. Link to comment Share on other sites More sharing options...
kickeruser09 Posted January 13, 2011 Author Report Share Posted January 13, 2011 ok i need this thing running good tonight.. iv checked all the big 3 wires and put the ground from the alternator on it and its still not reading the right volts from it. i dont know what else to to so help me out Link to comment Share on other sites More sharing options...
Rebel4055 Posted January 13, 2011 Report Share Posted January 13, 2011 Anyway you can take pictures of how you got it setup? Rest In Peace mother. January 22, 1955 - February 14, 2013 http://www.stevemeadedesigns.com/board/user/35351-megrch/ Link to comment Share on other sites More sharing options...
profundus-sanus Posted January 13, 2011 Report Share Posted January 13, 2011 are you checking voltage right on the alt? Link to comment Share on other sites More sharing options...
jmitch Posted January 13, 2011 Report Share Posted January 13, 2011 was the batteries full b4 u hoot the alt up? what happens to the voltage when u rev it up do it jump or say the same? I know a lil about everything so dont call me Mr. Know it All. Link to comment Share on other sites More sharing options...
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