Results 1 to 4 of 4
  1. 05-17-2009, 01:44 PM #1
    butchjr15
    butchjr15 is offline
    Junior Member
    Join Date
    May 2009
    Location
    pa
    Posts
    4

    blue
    2005 gto

    tach out put wire

    hey guys im hooking up a shift light on my 05 gto ls2 and i cant find the tach out put wire. i was told it was pin 48 in the blue plug for the ecm. i took the plug apart and not all the pins are numbered. does anyone know what color the wire is? thanks guys
    Reply With Quote Reply With Quote
  2. 05-18-2009, 05:46 PM #2
    mrr23
    mrr23 is offline
    Senior Member mrr23's Avatar
    Join Date
    Jul 2005
    Location
    orlando, fl
    Posts
    7,364

    black
    2014 camaro 2ss/rs

    Send a message via AIM to mrr23
    J1 (Blue Connector) Pin #48 (Brown Wire w/red tracer) is the Tach signal
    Cold Air Intake, Muffler Delete, Vinci High Performance Dual Valve Springs, Hardened Pushrods, Yella Terra 1.85 Rockers, Some Hydropdipped Stuff, Strut Tower Brace, Some SS Badges, boost/vacuum gauge, fuel pressure gauge, some checkered stripes, drilled/slotted rotors, ZL1addons Stealth wickerbill, Ruxifey LED side markers
    Reply With Quote Reply With Quote
  3. 05-19-2009, 05:26 PM #3
    butchjr15
    butchjr15 is offline
    Junior Member
    Join Date
    May 2009
    Location
    pa
    Posts
    4

    blue
    2005 gto

    ok thanks. ill give it a shot.
    Reply With Quote Reply With Quote
  4. 05-20-2009, 06:49 AM #4
    99WS6MAN
    99WS6MAN is offline
    Member 99WS6MAN's Avatar
    Join Date
    Dec 2005
    Location
    TX
    Posts
    309

    Red
    99 Pontiac WS.6 Trans Am

    Quote Originally Posted by mrr23 View Post
    J1 (Blue Connector) Pin #48 (Brown Wire w/red tracer) is the Tach signal
    That's the one!
    Reply With Quote Reply With Quote
« Previous Thread | Next Thread »

Thread Information

Users Browsing this Thread

There are currently 1 users browsing this thread. (0 members and 1 guests)

Similar Threads

  1. no tach
    By CHRISFORMULA in forum General Help
    Replies: 6
    Last Post: 08-25-2010, 09:05 AM
  2. Help: Tach output wire
    By butchjr15 in forum GTO
    Replies: 0
    Last Post: 05-17-2009, 04:58 PM
  3. Tach Output Wire???
    By texfire in forum Nitrous
    Replies: 10
    Last Post: 04-01-2009, 06:25 PM
  4. Tach Wire
    By tims02 in forum Corvette
    Replies: 5
    Last Post: 09-03-2008, 02:33 AM
  5. Tach Wire?????????
    By CamaroCrazyChris in forum General Help
    Replies: 9
    Last Post: 04-23-2006, 04:42 PM

Bookmarks

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  

Forum Rules