Onstar wiring

Cadillac Forums | Help Us Help You | Advertise | Cadillac Parts | Cadillac News | Cadillac Classifieds

Cadillac Technical Archive | Cadillac Dealers | Cadillac Reviews | Cadillac Dealer Reviews | Cadillac Vendors

CadillacForums.com is the premier Cadillac Forum on the internet. Registered Users do not see the above ads.
+ Reply to Thread
Results 1 to 2 of 2
Electrical Technical Information Discussion, Onstar wiring in Item Specific Cadillac Discussion; anyone have Onstar wiring schematics for anything 2002+??...
  1. #1
    89Eldo is offline Cadillac Owners Member
    Automobile(s): 89 Eldorado
    Join Date
    May 2010

    Onstar wiring

    anyone have Onstar wiring schematics for anything 2002+??

  2. Remove Advertisements

  3. #2
    Submariner409's Avatar
    Submariner409 is offline If it won't run, chrome it
    Automobile(s): 2002.5 F55 STS - 67,500 miles, 2014 Explorer XLT FWD
    Join Date
    Feb 2006
    MD Eastern Shore, Kent Island

    Re: Onstar wiring

    Quote Originally Posted by 89Eldo View Post
    anyone have Onstar wiring schematics for anything 2002+??
    OnStar, particularly the 2002+ digital upgrade package, piggybacks with other functions as well as dedicated harnesses. Everything from the steering wheel, mirror, HU, dash speaker, rear electronics bay in the trunk.

    A GM/Helm service manual or www.alldatadiy.com.

  4. Remove Advertisements
    Cadillac Forums

+ Reply to Thread

Quick Reply Quick Reply

Register Now

Please enter the name by which you would like to log-in and be known on this site.

Please enter a password for your user account. Note that passwords are case-sensitive.

Please enter a valid email address for yourself.

What Cadillac(s) do you own? (Or type NONE)

Please select your insurance company (Optional)

Your date of birth and age are displayed in several places on the forum. Only the administrator will have access to your date of birth should you choose to hide it via the privacy option below.


Human Verification

In order to verify that you are a human and not a spam bot, please enter the answer into the following box below based on the instructions contained in the graphic.


Cadillac Posting Rules

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