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  1. T

    Weird noise from the rear. Cant fugure it out.

    2010 Tahoe LT. Weird alternating whining noise likely from rear righr wheen, but unsure. The noise is fairly low, but loud enough to hear. It does not always happen making troubleshooting harder. Alternating whining noise only at low speeds. At high speed, and again only sometimes, it turns...
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    What diagnostic software?

    I am thinking about upgrading my old 2010 Tahoe to 2021 Yukon or 2021 Suburban. What diagnostic software works to the same level of GDS2 and Tech2 on these newer vehicle? I currently mainly use Tech2 on my Tahoe with VXDIAG Nano and it works great, but can't find anything that is equal for 2021+...
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    Crumbling noise from throttle body area when cold

    I didn't get much love here and still trying to troubleshoot. Since last code reset, all seems to be working fine but it was warm outside. Today it got to about 20 degrees and the truck, while did not give out any errors, was idling rough while cold and this crumbling noise was coming from...
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    Went into the limp mode, again!

    Back again. A few days ago when asking for help regarding T's replacement, I mentioned that my truck went into reduced power mode and TCS error with engine light on. Upon Tech2 scan, three ECM and one EBCM codes popped up and all were pointing to throttle body being closed. I ended up replacing...
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    What is this line that leaks?

    After some prolonged absence and a quite few repairs, I need some help again. After some extreme cold in Colorado, I had to replace the throttle body sensor as truck went into limp mode. All went well, but when deep under the hood I realized I have a small coolant leak from a line pictured. What...
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    Seat heating element replaced, but issue persists. Now what?

    Passenger side lumbar heating stopped working years ago. I never worried as I stayed in hot climate. I am getting ready to move to Colorado and went ahead to fix it. Took everything apart and lumbar heating element did not have continuity (seemed broken in one spot as wiggling one part of the...
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    Seat heating element replacement.

    Few topics on this here and there, but my question is whether bottom and top heating elements somehow interconnected where when one is faulty the other one also stops working? Long story short, my passenger heated seat went out long time ago. I did not care much as down south it does not matter...
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    Transfer case swap. Do I need to reprogram anything?

    Getting ready to swap transfer case due to stratched chain. Do I need to be aware or anything in terms or pre and/or post programming with Tech2? Thanks. Sent from my SM-G991U1 using Tapatalk
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    Reverse wire that triggers factory radio back up cam

    Long story short, factory backup camera to my Pioneer HU that I had for 6 years stopped working. After much troubleshooting, I came to conclusion that it is the HU to blame as everything works fine with factory NAV (more details in another post on here). Anyways, while everything is working with...
  10. T

    What are 3 wires that are connected to Shark Fin antenna?

    I have a spare with 2 wires, but mine is 3 wires. Is it XM, GPS, and OnStar and if so which color is what? TIA
  11. T

    B2470 How to identify open circuit?

    Have B2470 open circuit. OnStar does not function. Shark fin antenna seems to be in good shape when disassembled. What gives?
  12. T

    Aftermarket unit issue 6 years later

    Alright gents, you're my last hope. In 2014 installed Pioneer AVH-X8500BHS into my 2010 Tahoe with Bose analog amp with RPO UQA using Metra's harness, ADBOX1 module, and ASWC to retain factory controls. All was working fine up until 2 months ago when factory backup camera stopped engaging in...
  13. T

    B1000 and B2470 DTCs

    Did some extensive searching and couldn't find anything for these specific codes. B1000 3C ECU performance and B2470 Symptom 4, Cellular Antenna Open Circuit. Are they related? Some suggested cleaning the ECU harness and some to replace it. As for B2470, the shark fin antenna serms intact. I...
  14. T

    Passenger side heated seat not working.

    Passenger side heated seat, top and bottom, stopped working roughly 3 years ago. We were (and currently are) in hot climate so I never made it a priority. We will be likely moving to a cold climate and would like to get this fixed. When turning on, the passenger heated seat light stays on for...
  15. T

    Transfer Case Swap How To?

    Anyone has a step by step for NQH transfer case swap? Thinking about doing it in my home garage and need to first evaluate if I have the adequate tools. Thanks.
  16. T

    Broken Folding Mirror (non a typical issue).

    Hi, Working on fixing a few things on my 2010 Tahoe, to include passenger side mirror. The tilt and folding stopped working. I took everything apart. Fixed the tilt issue by replacing a motor inside mirror adjustment panel. Took the folding motor apart and as with many had a broken spur gear. I...
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    Squeaky AC Compressor Noise

    Anyone know what the problem might be (2010 Tahoe) when AC engages, squeaky noise is dining from AC compressor? AC works fine, the belt does not slip. Many threads about it and suggesting to check the tensioner, but what tensioner? AC unit does not run off surpentine belt. Is the AC compressor...
  18. T

    Can someone help with trailer braking?

    Got 2010 Tahoe LT. Getting ready to purchase a camper. After some research, the vehicle has the following RPO codes: GU6, G80, K5L, Z82, which tells me the vehicle's tow capacity is 8200lbs due to 3.42 differential ratio, HD cooling package, HD Traveling equipment package, and posi locking...
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    Hard shifting help

    Gents, Looking to get some insight on what might be causing hard shift into second and third on 2010 Tahoe with 130k miles. Tons of info here and on the net, but seems like nothing specific and all over the places with potential issues and its causes. All fluids as less than 20k miles old...
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    Please help with belt noise

    Started to have serpentine belt noise, but not the typical squeak. May be someone have some pointers wether the belt needs replacement, pulley, or the issue is likely somewhere else. Thanks.
  21. T

    Service Tire Monitor System Help (different)

    There is plenty of info with regards to tpms, but none relate to what I am experiencing. TPMS sensors are new (replaced 6 months ago). No issues until today. I attempted to reset/assign tires after rotating (done it before many times). However, when deflating first time the horn never chimed. I...
  22. T

    Jerky stoping at low speed

    It’s been awhile since I posted here, but looking to get some help. I got 2010 Tahoe with 110k on the dash. Rotors and brakes are about 2 yo and all in great shape. Recently changed brake fluid and visually inspected everything. Anyways, the problem is with jerky stopping at low speeds (<5mph)...
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    Rear axle replacement info

    So finally came into conclusion that uneven tire wear is due to bent rear axle. FML!! Found a complete rear set with 3.42 ratio and G80, now, does anyone have any instructions on how to replace the whole entire rear assy? Any help would be appreciated and save me ~$700
  24. T

    Where stock carpet?

    To make a long story short, I spilled some differential oil in my cargo area. The whole car sticks! I tried to clean the carpet, wash it, clean under etc. but nothing worked. I got tired of it and cut the cargo carpet out. Does any one know where I could purchase stock, or same texture, carpet...
  25. T

    Escalade 3rd row to Tahoe?

    Anyone know if Escalade's 3rd row fits Tahoe? Same year vehicles? Found a set, but don't want to make a drive if they don't fit. Seller doesn't know either. Thanks in advance. Also, does anyone know if third row is legal in Germany? A friend of mine (not an American) has GL-Class and Mercedes...

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