electrical

  1. D

    Suspected Electrical Issue on 2017 Tahoe

    I purchased the vehicle 4 months ago and noticed some issues early on but I am now piecing things together and I figure they must be related. 1. Power door locks At random times the locks will cycle when i am driving. The most it has ever gone on for is about 10 minutes and some times there...
    • darwinsgospel
    • Thread
    • android auto bluetooth electrical interior wiring. power mirrors power locks phone call
    • Replies: 2
    • Forum: General Discussion
  2. Robbie The Tiger

    U180F Code intermittent - 2012 Tahoe Hybrid

    First off let me say that I didn't post this in the hybrid section because I don't believe it is hybrid specific. 2012 Tahoe, 160,000 miles, otherwise in great shape. I have a very annoying issue. When it is cold outside (<37 deg F) I will occasionally get a warning bell/ding and the...
  3. T

    07 Chevy tahoe Engine misfire trouble

    On my 2007 Chevy Tahoe I’ve been getting a random misfire P300 code on cylinder 4 sometimes it will randomly throw a misfire on two and three, but this has been happening for a while now. I have changed the spark plugs, coil packs, coil pack wires, got a new ECU change both upstream and...
  4. L

    2022 Yukon-windshield wipers in FRONT will not come on

    My wipers stopped working in the front. The fuse and the switch has been checked. The dealership says they think it's a wiring issue. The only other problem that I have had is the driver assist stopped working on a roadtrip to Atlanta. The vehicle has 42500 miles on it. Can anyone offer any...
    • LeeSnell
    • Thread
    • 2022 yukon electrical windshield wipers
    • Replies: 4
    • Forum: Exterior
  5. K

    06 Tahoe/Issues

    I have an 06 Tahoe z71. My window switches, power locks, 4x4 buttons, oil pressure, battery voltage gauge, fuel gauge, coolant temp gauge do not function/work. Checked all the fuses and relays. Before I get to deep into the issue has anyone else had this problem and what was the fix? Also where...
  6. PopoPackage2011

    Just grabbed a 2011 2WD PPV 130K for $5000

    Hey all, ill post pics tomorrow. Info all in title really. Just got out of the Jeep realm, which was short lived as my 4.7HO grand cherokee's valvetrain blew up- Was going to buy a newer Jeep then realized they all have heads made from Play-Doh and are overpriced as hell- glad I didn't. It...
  7. G

    Reduced Engine power, Service Stability System

    Hello all, I'm new to the group as I purchased a 6.0 2006 Yukon Denali from my dad with a little over 240K on the clock. Don't let the mileage fool you though, this truck as been extremely maintained its entire life and looks as good as if it just came off the show room floor with a couple of...
    • Gstepha0
    • Thread
    • denali electrical fuel injector wiring harness help reduced engine power service stability system yukon
    • Replies: 13
    • Forum: Engine & Drivetrain
  8. D

    Troubleshooting parasitic drain after battery is connected.

    So I've been troubleshooting a parasitic drain. If the truck sits for too long the battery drains. The instrument panel cluster was already replaced by the previous owner. I am in the process of doing the troubleshooting flow in this video. When I measure inline with the battery, the current...
  9. F

    2004 Tahoe/Epic failure

    Ive been tasked with a 2004 tahoe z71. Now a couple of hands have already tried fixing this issue and from what i have gathered have made it worse. 1st there was a blown fuse to the fuel pump. That was replaced and then 2nd the starter started "dragging" so the starter was removed and...
  10. Moosemoon

    Electrical - where to begin

    Hi All, I am a septuagenarian lady with a 2001 Yukon XL 2500 4WD SLT 6.0l. In Feb 2021 I took my Yukon to a guy to have it refurbished and painted. I did not get it back until Feb 2023. TWO full years. It is a mess! So I am left with a persistent P0332 (knock sensor), airbag codes, and...
  11. G

    Tail lights don’t work but brake lights do

    have a question about something but want to discuss my problem first. For some reason my tail lights do not work at all, occasionally on startup the left tail light stays on but comes off later on, the right one doesn’t work at all but the brake lights and turn signals work. I know there’s so...
    • Gucci2074
    • Thread
    • electrical help lights reverse lights tail lights
    • Replies: 5
    • Forum: Exterior
  12. M

    '18 Yukon XL Key Fob/Keyless Entry Issues

    Help. I have a 2018 Yukon XL Denali that I bought used from a dealer 1.5 years ago. About 8 months ago the key fob started acting up. It started with the key not being detected inside the vehicle, even when it was running, and when I'm trying to start the vehicle. The START/STOP is also...
  13. Phisher

    Now I've lost interior power

    So back again with the 2002 Yukon I got the no start issue figured out it was the PCM put a new PCM in everything starts just fine but after 3 days now I've lost power to my passenger Windows my sunroof and all my interior lights and my gauge is like to bounce back and forth all of a sudden what...
    • Phisher
    • Thread
    • electrical help no interior lights passenger side window yukon
    • Replies: 12
    • Forum: Interior
  14. W

    '05 Tahoe - door locks going crazy

    Hello, When I start driving all my door locks keep trying to lock ENDLESSLY..... it doesn't stop. - they lock the first time (probably @ 15mph) but then keep trying and trying and trying... Any thoughts? Thanks in advance
  15. T

    No power to climate controls - HELP!

    Hello everyone, I am in need of some help. I have a 2015 GMC Yukon SLT. 141,000 miles About 2 weeks ago the climate control panel stopped working. No power, no ability to change anything, nothing at all. Radio is fine, heated seats are fine, all other electrical seems fine. The Yukon still...
    • The_Yeti
    • Thread
    • a/c climate controls electrical heat
    • Replies: 3
    • Forum: Interior
  16. G

    I have 3 issues with my 1999 Yukon SLT, all of which are electronic related.

    So I have a 1999 Yukon SLT I bought used. I'm having 3 electrical problems with it that are most likely not related but I figure I'd pour it all out in case one might cause the other. Let me preface this by saying I am not a mechanic. I'm not even a vehicle hobbyist. It's just my daily driver...
    • gtrman90
    • Thread
    • air conditioning blower electrical heating hvac lights resistor switches
    • Replies: 3
    • Forum: Audio & Electronics
  17. Jadalexm

    Weird electrical problems

    I posted a thread before about this but I’ve eliminated a bunch of possibilities so I’m trying again. I’ve got a drain on my battery that will kill it in about 12 hours. My gauges intermittently lose power. My security and battery messages are always on. Seat belt and airbag lights turn on and...
  18. YukonXLDenaliZ71

    I need help with code p0342. please

    so I have a sport red metallic 2005 GMC Yukon XL Denali. bought from auction with no issues and one owner. installed a BTR Cam, dual timing chain, and high volume oil pump. after driving it for a while with no CEL on at all it decided to stop turning on one day. turned out to be the wire for the...
  19. J

    2015 Tahoe LTZ/Electronic and AC shut off randomly.

    My 2015 tahoe LTZ AC and electronics shut off and turns back on randomly while I'm driving. It only last for less than a second but it got me worried that something is wrong. The first message that pops up on my dash says "parking assist off" but then it disappears since its actually on. My...
  20. coolmanop

    Pressing down brake pedal activates left turn signal.

    Hey guys, so the other day I noticed my left turn signal wasn't working, if I pull the turn signal lever down to activate the left signal it holds solid without blinking once. First thing I do is try flipping it up and the right signal works fine. After this I noticed that whenever I press down...
    • coolmanop
    • Thread
    • brake problem electrical electrical problems electronics left turn signal turn signals
    • Replies: 7
    • Forum: Audio & Electronics
  21. 1

    Tahoe LTZ Climate Controlled Seat's

    I have been trying to fix an issue with my climate controlled seat package on my LTZ truck. I HAVE read through every available post on this board and have not had success. There are great write up for the "burnt pin" related issues. This is different. Issue: activate heated seat using the...
    • 10 Tahoe Ltz
    • Thread
    • blower motor climate control seats electrical heated seats heated seats electrical heating element not the burnt pin issue seat blower motor
    • Replies: 2
    • Forum: Interior
  22. AJK93

    2003 Tahoe LT mystery plug in drivers footwell??

    Hi all! I'm new to the forum, so apologies if I make any convention mistakes. I just picked up a very nice and clean 2003 Tahoe LT for my growing family. I grew up with a suburban, so I'm happy to be back in a familiar vehicle. One thing I noticed that I hadn't seen before, and the previous...
  23. S

    Electrical problems with 07 Yukon

    I have a 2007 Yukon SLT 5.3L that is having some strange electrical problems. It had been running perfectly for some time now, no real electrical problems. The other day I went to start it after letting it sit for a couple weeks (the joys of working from home) and there was no power at all, no...
  24. GTHoe

    Electrical trouble, please help! 2000 tahoe

    Hello everyone, this is my first post here and I'm hoping someone can help because I have found a great deal of help here before! I have a 2000 Tahoe that I just put a t56 into so the auto is unplugged just for some back story. I go to fire it up after the install there is no power at the dash...
    • GTHoe
    • Thread
    • bcm ecm ecu electrical interior lighting manual t56 tahoe transmission
    • Replies: 4
    • Forum: Engine & Drivetrain
  25. MATTHEW J PALUMBO

    Question about STARTING and Voltage Issue.

    I have a 2009 LTZ Tahoe. Been having an issue that goes like this. Sometimes vehicle starts just fine no issues, AC runs, ALL electronics are fine. Sometimes vehicle starts and the voltage stays low, like right near 9 volts lows. When this happens, if I drive the vehicle, whatever causes a...

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