555u/556u difference?

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Forum Name: Car Security and Convenience
Forum Discription: Car Alarms, Keyless Entries, Remote Starters, Immobilizer Bypasses, Sensors, Door Locks, Window Modules, Heated Mirrors, Heated Seats, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=40072
Printed Date: July 30, 2025 at 1:02 AM

Topic: 555u/556u difference?

Posted By: pgp01
Subject: 555u/556u difference?
Date Posted: September 30, 2004 at 7:49 PM

What is the difference between these two units? Can someone post a link to the wiring diagram and or connections for each ? I will be putting one in a 01 grand prix. I know the 555u uses a key. Thanks

Replies:

Posted By: Teken
Date Posted: September 30, 2004 at 8:10 PM

https://www.directechs.com/guides/manuals/ig/accessories/N556U_09-04.pdf

Posted By: extreme1
Date Posted: September 30, 2004 at 11:59 PM

use a DEI 555G, works flawlessly

-------------
Shaughn Murley
Install Manager, Dealer Services
Visions Electronics
Red Deer, Alberta

Posted By: pgp01
Date Posted: October 02, 2004 at 7:27 PM

Thanks guys, I just got a extra key, so I will use 555/556.

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