2021 Ram 1500, Alarm/Remote Start Wiring

Printed From: the12volt.com
Forum Name: Vehicle Wiring Information & File Requests
Forum Discription: Request Car Alarm, Car Stereo, Cruise Control, Remote Starter, Navigation, Mobile Video, and Other Vehicle Specific Wiring Info, Manuals, Tech Tips
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=148570
Printed Date: April 16, 2026 at 5:42 PM

Topic: 2021 Ram 1500, Alarm/Remote Start Wiring

Posted By: greenc
Subject: 2021 Ram 1500, Alarm/Remote Start Wiring
Date Posted: April 15, 2026 at 5:37 PM

Been looking around for a wiring diagram for 21' ram 1500 I can find promaster out there but no 1500. I know firstech and starter X has harnesses for remote start function but I am struggling in locating a full alarm wiring. Thanks in advance

Replies:

Posted By: lee.lopez
Date Posted: April 15, 2026 at 8:34 PM

Try here:

https://lemon-manuals.la/Dodge%20and%20Ram/2021/

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