Converting an alternator question

Mr_Gonzalez

New Member
Dec 26, 2014
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I was wondering if I can change my 2 pin alt. to a 4 pin alt. So I can change my voltage on the fly
My factory alt. went out a few days ago
I was looking into a mechman 370 amp but I want change my voltage but I havnt found anything that can do it with a 2 pin alt.
I have 2005 GMC Yukon Denali XL
I wanna do dual alt. bracket and also be able change voltage inside my truck
Can I convert my 2 pin plug to a 4 pin plug ??
Thanks for any and all help !!


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Oct 16, 2011
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I haven't seen a 2 to 4 pin conversion on these trucks. When I got my DC Power alt, they suggested I go with independent systems. OEM alt for my truck and a 300A for my audio...each with its own battery bank and all that jazz. I ended up going with a single 300 SPX from them.

20140824_181701.jpg
 

Mr_Gonzalez

New Member
Dec 26, 2014
7
0
1
I haven't seen a 2 to 4 pin conversion on these trucks. When I got my DC Power alt, they suggested I go with independent systems. OEM alt for my truck and a 300A for my audio...each with its own battery bank and all that jazz. I ended up going with a single 300 SPX from them.

20140824_181701.jpg

How did they want you to run an independent system??



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Oct 16, 2011
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u run the dual alt brackets and the oem one hooks up to ur oem charging system. then they set u up with an external voltage regulator and their wiring kit to turn the alt on and off.

https://www.dcpowerinc.com/fit/Chev....3L-V8/gm-vortec-dual-alternator-bracket.html
What does your dual alternator kit come with?
◦Dual alternator mounting bracket
◦OEM GM idler pulley for the best serpentine belt life. Our competitors use alternator bearings which can cause extreme heat and destroy serpentine belts.
◦Gates Green Stripe serpentine belt.
◦ALL mounting hardware needed to install the bracket and alternator to the vehicle.
◦An alternator excitation harness to turn on the secondary alternator, and this kit will not cause any check engine codes/charging lights
 
Last edited:

Mr_Gonzalez

New Member
Dec 26, 2014
7
0
1
u run the dual alt brackets and the oem one hooks up to ur oem charging system. then they set u up with an external voltage regulator and their wiring kit to turn the alt on and off.

Oh okay I seen that but I don't big bulky thing under my hood
If I were to go that route then I would switch my system to 14 volt setup and I do triple alt
One 12v and two 14v alts


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