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  1. Aftermarket Radio Should be Powered, yet isn't turning on... Help?

    02-09 General Tech Q&A
    Recently I set out on the endeavor to fix my mother's 2005 TrailBlazer. There's nothing mechanically wrong with it, the radio simply stopped working one day. Now it is up to me to fix it, but I've got a problem. The radio won't turn on when I turn the ignition. I didn't want to have to run a...
  2. Factory Radio Problems

    02-09 General Tech Q&A
    Ok so I have a 2002 Trailblazer and when I purchased the car the factory radio was cut out. So I rewired it so I could hook the radio back up and when I plug the factory radio back in, the display doesnt come on but the lights for the keys on the radio do and my car wont crank or start. The dash...
  3. Bose radio in a originally non-Bose equipped truck

    Audio and Electronics
    I will not go into all the details but suffice it to say my very nice 2004 GMC Envoy SLT 4wd 4.2l with the Bose/XM radio was totaled by a tree. I did not hit it the tree, the tree found my truck in a recent storm. So I found a decent replacement in good condition not idea vehicle, but close to...
  4. Unlocking Bose 6-Disc Changer for '02 TB

    Audio and Electronics
    So, I'm going to fully explain my situation to help alleviate some concerns. I successfully pulled the Bose speakers from an '03 Envoy at a salvage yard, and swapped them out with my stock sound system (mainly for an upgrade, as the rear stock speakers were blown.) They work great, but I...
  5. 2008 Envoy Radio Install.

    Audio and Electronics
    Hey all, I was looking through some of the post as well as googling trying to find a wire diagram for the radio in a 2008 Envoy (no onstar, no bose, and no steering wheel control) with no luck. I'm using a Metra 70-2003 wiring harness because I don't feel like paying 70-100$ just to hear the...
  6. [SOLVED] NOT SOLVED!!! Under Dash Lights/Dash Camera

    The 02-09 "How-To" and DIY Section
    I am wanting to install some LED lights under my dash and seats. I would like them to come on when I turn my headlights/dash lights on. I am also replacing the factory stereo. Could I connect the hot on the LED lights to the illumination wire on the radio harness to make them power on when I...
  7. All left side speakers - audio failure

    Audio and Electronics
    I searched all the forums but none of them seem to have my problem. My TB is an 07 with the AM/FM CD option. Everything is OEM for now. Without explanation or reason, all left side speakers have gone silent at the same time. The outage is in all stereo modes; AM, FM and the CD. Using the...
  8. 02 Envoy AM sound No FM sound

    General
    :duh::duh:I have the BOSE branded system. CD's play, AM stations play, FM has no sound. What could be the problem?
  9. After Market Radio 2002 TrailBlazer

    Audio and Electronics
    When an after market radio was installed, the dealer used a special wiring harness as he said the computer diagnostics would not function properly without it. However since then, I have had experiences such as the door chime coming on for no reason and staying on after the ignition is off, key...
  10. [SOLVED] NOT SOLVED!!!help with rear speakers

    The 02-09 "How-To" and DIY Section
    So I am having the same issues everyone else seems to be having but with a slight variable. I have an 03 trailblazer lt ext and the rear speakers do not work. I did notice the other day that the back left turn on for a short amount of time. So I pulled the speaker today and reconnected it, I...
  11. 05TB aftermarket radio install help

    General
    Hello TB fans I purchased a 05 TB EXT LS this past week, and already need help. I don't care about the stock (non-Bose) radio, and want to drop my Sony in it. I've done quite a bit of research on how to changethe radio, enough to completely confuse myself on what I need to change it out. I've...
  12. Radio won't turn on

    Interior
    I recently attempted to change my factory double-din nav unit to a single din Alpine bluetooth CD player. I purchased the GM interface for the Bose system, and the interface for steering wheel controls. Before hooking up the speakers to the new harness I went ahead and hooked up power ground and...
  13. Will these speakers work...

    General
    I saw these speakers today at best buy and instantly loved them, but according to Crutchfield the set of speakers won't fit and i don't know if Crutchfield is correct. I don't see why they wouldn't fit, but if someone could give me some more insight, that would be great. Here is the link to the...
  14. No power!!!

    General
    Hey! Alright so this is my first post on here so ill try to pass along as much info as I can. I have a 2006 trailblazer lt 2wd. I have owned for a few years now but within the past week I have been having electrical problems. After I turn off the car, I lose all power. I cant even use keyless...
  15. [SOLVED] Aftermarket Radio Not Working At All

    Audio and Electronics
    I have an 02 Trailblazer and about 3-4 weeks ago I installed a brand new Pioneer FH-X700BT head unit with a GMOS-1 wiring harness. Everything was in working order and sounding great. I was recently having some fluctuation in my RPMs from a cold start so I thought it would be helpful to clean...
  16. Newbie 06 envoy xl intro...project...help!

    Introductions
    ]ey Everyone! New to the Forum! Sorry If I'm jumping into it here... sorry I wrote a short story! Just bought a 2006 ENVOY SLT XL with 41,000 miles on it for a fantastic price. Its Clean! All Black exterior and interior. Standard 6 disc player, I think its Bose? From Massachusetts so...
  17. 2005 Trailblazer stock radio harness.

    Audio and Electronics
    I made the mistake of disconnecting the factory harness to put in an aftermarket stereo. I couldn't get it to work so I bought the GMOS-04 and now have no idea how to put the factory harness back together. Some of the pins became disconnected and I reconnected them but I dont think to the right...
  18. AppRadio Won't Turn On

    Audio and Electronics
    I've been trying to troubleshoot this recent problem I've been having with my TB. My AppRadio won't turn on. Manually checked for power on the source power, have 12V there so that's good. I don't have power going to the key on wire however. I'm trying to troubleshoot but don't know how to tell...
  19. Wheel with Radio Controls

    Audio and Electronics
    I've got an 03 TB and have a new Head unit, speakers, and amp on delivery to me, and a thought popped up in my mind. The head unit has an optional accessory to make it compatible with steering wheels that have controls for a radio, and I wouldn't mind having the ability to control the radio from...
  20. [SOLVED] radio mod for secondary battery

    The "How-To" and DIY Section
    hi all. i need a bit of help with my stock radio. 2002 trailblazer ltz, 4wd. i have the bose premium enhanced deck with the lux amp in the rear passanger coner pannel. it has onstar aswell. (and no the onstar isnt activated.) what i want to do is run the stock deck off a secondary battery. so...
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