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Tach wire Location

Printed From: the12volt.com
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=18575
Printed Date: July 20, 2025 at 5:37 PM


Topic: Tach wire Location

Posted By: Darksyde
Subject: Tach wire Location
Date Posted: September 06, 2003 at 5:45 PM

I have a 97 astro van And i hooked up the tach wire to the recommended wire and nothing. What is the right color and location of the tach wire



Replies:

Posted By: 10nesne1
Date Posted: September 06, 2003 at 9:40 PM
97 Astro Van has a White wire at the coil. Most GM vehicle has the White wire at the Coil.

TACH SENSOR WHITE @ COIL

Does your alarm/starter need to program the tach wire on it? Most alarm/starter required to program it to the alarm/starter when you connected it to the alarm brain.

Good luck.




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