Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum banner

ignition switch

  1. Possible ignition switch issue

    02-09 Vortec 4.2L I-6 Engine and Drivetrain
    First off, battery light dim on dash Been like that for two weeks. New alternator and battery a year ago Then today, I turned key back to turn off car, and heard a pop.... Then radio reset to 1200 and then tried again and did it again. Then fine. Heard ignition switches are an issue and...
  2. Gauges do not self-test and illuminate when key turned to Run position

    OEM Issues
    I am having a no crank issue on my 2005 TB, chasing down a bunch of different possibilities. But here's one: The self-test that is supposed to illuminate all of the yellow and red lights on the instrument cluster does not occur when I turn the key to Run. I hear normal sounds of a fuel pump and...
  3. 2006 TB starts and runs for 2-3 seconds

    OEM Issues
    Hi Gang, My 2006 Trailblazer has been acting up again. It left my wife stranded, and now I am attempting to troubleshoot. Initially, it seemed that the engine would crank only and not start. After getting it towed home and into the shop, as I was checking fuel pressure at the rail, I...
  4. Key stuck in ignition, rotates freely. Battery not deax.

    General
    I have an 02 TB LS and earlier when I arrived at the store I put the car in park and turned the engine off but when I tried taking the key out it wouldn't come out. It was stuck for a while until I discovered the magic button under the steering colum that frees the key. When I finally got it out...
  5. 2004 TB Won't shut off

    OEM Issues
    I'm having some issues with my 04 TB. The other morning the had a died battery. I was able to jump the TB. I noticed my check engine light will remain on while the truck is off. (Which tells me one of my systems is staying on while my car is off, which would explain why the battery is drawing...
  6. 2008Trailblazer sometimes won't start

    General
    Turn the key all lights on, but sometimes the starter does not engage. Installed new battery, changed the Starter relay , worked fine a few days and then it works or not. Removed starter and had it checked at Starter Shop- Starter fine. Any suggestions as to what else could be wrong?
  7. [SOLVED] Envoy won't start

    The 02-09 "How-To" and DIY Section
    Hi guys my 2007 envoy won't start all the time. When I turn the key it doesn't even click. I have lights and radio and such. After a few turns of the key it will usually start. I'm thinking maybe the ignition switch but I'm not sure any help would be appreciated Thanks Chad
  8. electrical issues

    General
    Ok 02 envoy 154,000 miles -- I think I might need a new ignition tumbler?? Sometimes I go to start it nothing all the idiot lights and all come on but nothing. Sometime it will start the next time and sometimes it takes a few tries. I was thinking starting there since its a cheap...
  9. Losing power overnight - dash illumination switch?

    OEM Issues
    So I've lurked these forums a little while, but finally joined in hopes of fixing the troubles that ale me! I've got a 2004 Trailblazer LT (4.2 v6, 4x4) I just bought about 45 days ago. I've had the same battery draining issue that multiple other TB owners have had: try to start in the...
  10. 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...
  11. Trailblazer Resetting itself???

    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...
  12. [SOLVED] code scanner read a code for my ignition

    The 02-09 "How-To" and DIY Section
    My troubles all started after I brought my 02 trailblazer to AutoZone for them to diagnose why my check engine light was on. The result was that my fan wasn't running as optimally as usual, and he said, "Your fan is still working and your SUV isn't overheating so I wouldn't worry about it too...
  13. Help! 05 Envoy wont start. Replaced starter relay,ign sw.

    OEM Issues
    Hi all, I'm having issues with my car. My 05 envoy was having intermittent starting issues for 3 months. I read on here that it could be the starter relay. I replaced that. Thought that fixed it. No dice! It started acting up again last week and taking the relay out and re-installing it...
  14. 2003 Trailblazer Starting Issues

    OEM Issues
    So here is the deal, I have a 2003 Trailblazer, 4.2 L I6, and earlier this week I went out to start it and nothing. Just put a brand new battery in and the lights come on and do not dim when I turn the key so I know it is not a bad battery. I troubleshoot and decide it could be the ignition...
  15. Starter? Solenoid? Ignition Switch?

    OEM Issues
    Hey guys...been having a problem with starting my car lately, or should i say again... Last year, i had my car starter removed, car went to the dealer, with no answer to what was happening, since it started everytime for them... well a few days later, it happened again...so Last year, i...
  16. Breifly turns over but wont start 02 Envoy

    General
    I have an 02 Envoy and need some help. I am 2 hours from home and it will not start. All lights work, battery meter reads 14 and is only 6 months old. When I attempt to start it i get a breif "rrr" and then nothing. Tried to jump start it and still does the same thing. For now i simply need...
  17. Will not crank.. Saw other threads, still unsure..

    OEM Issues
    Here's what happened and what I have done so far: Ran errands this morning, everything is normal. Got home, hung out, needed to go back to the store, the TB won't start.. At that time, the battery was fine, fully charged. All electronics worked fine, lights on, etc.. It wounded like a massive...
  18. 06 I6 4WD Won't Turn over

    General
    I went to start my 06 this morning and it wouldn't turn over. All of the cluster warning lights turn on like normal....when i tried to turn it over the first time it started, all the lights stayed on, then it died. I tried a second time and got next to nothing out of it, and it made a rumbling...
  19. Interior temperature sensor--runs/times out?

    Audio and Electronics
    Lots of thanks to the TB forum for info and confidence to have at the TB repairs--gauge motors, blower controller, ... Latest adventure was replacing the ignition switch--Passlock light blinked once and that was enough to decide to replace before being stranded. Replacement went well enough...
  20. 02 Bravada Electrical Problem

    Introductions
    Hey, this is my first post. Id like to start by saying this is a great website and helps a lot of people avoid getting ripped off while allowing them to educate themselves about their vehicles. Now, the bad news. I have an 02 Bravada with 90,000 miles. My wife drives it and three times now it...
Top