Bypass factory amp - Metra CHTO-02 Chrysler Pacifica 04-Up Radio Interface

That usually causes a whole heap of troubles because the amp and radio are connected to the BCM and are part of the computer system. Things like turn signal clickers and door open chimes are actually part of the radio / amp system.

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Question edited for clarity.
Question moved to model category.

Not a good idea. The entertainment system is driven and monitored by the BCM, so you lose other functions which confuses the computer network.

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It is usually better to buy a direct replacement from a breakers yard.

https://www.google.com/search?q=2007+Kia+Sorento.+How+do+I+bypass+the+factory+amp

In the rear of your explorer, remove the right rear factory speaker. Look up in the hole exposed. That is where your factory amplifier lives. Whether you are trying to test, bypass, replace, or tap into the factory amp for an upgrade, all the wires are above the factory speaker hole. If you are doing a complex integration, it is fairly simple to remove the plastic panel that covers the entire area. How To Bypass Factory Explorer amp

Look online, there's acura specific amp bypass male connector harness available! Then get a line output converter for the aftermarket sub and your good to go!

Yes, it will sound horrible. like a opera on full treble sung by a mouse if it works at all.

http://www.diymobileaudio.com/forum/diyma-tutorials/47909-factory-amp-bypass-any-vehicle-my-writeup.html

Follow those instructions and you'll be good:)

you can do one of 2 things , run wires from each speaker to the head units speaker wires or locate an amp bypass harness from www.metra.com, sometimes theres a tiny amp on each speaker as well , i doubt it for the year of youre truck but it may have at least a factory amp . u need that bypass harness

You should be Able to Bypass the Factory amp and Relocate the Speaker Wires to the New Amps and be Fine. Let me Know if you need More Help! Please Rate my Response, I need all the Help That I can Get! Thanks!

the amp is in the rear panel pass side if you have the Mach sound system. There are 5 wires going into the amp and 2 going out to the sub.
Light Grn w/ Purple stripe is the 12v power (thick)
Blk w/ Grn Stripe is the grnd (thick)
Drk Grn w/ Pruple stripe is the remote (thin)
Red w/ blk stripe is sub high output +
Drk Brown with Orange is the high output -