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  1. Trailblazzin

    DiabloSport Intune I3 Platinum 8245 GM

    Unmarried from my truck and ready for you. Not sure what all GM models it works on so be sure to do your own research. I know it works on a 2007 Tahoe. I had a custom tune from Diablew. Can turn off AFM and adjust for tire/gear combos in addition to a lot of other parameters . $300 shipped
  2. Trailblazzin

    Bora Wheel Spacer

    Chevy Spacers, Silverado, Suburban, Tahoe, Sierra, Yukon 1/2 Tons. I had these on my Tahoe with factory wheels, made the rear and front track width the same. 6x139.7 Bolt Pattern, 77.8 Hub. Aluminum, BORA Black, 2 @ Thickness=.75in (19.05mm) 2 @ Thickness=1.25in (31.75mm) $200...
  3. Trailblazzin

    SOLD - Spohn Tubular Adjustable Panhard Bar - 2007-2014 GM SUV: Suburban, Tahoe, Yukon, Avalanche

    Installed for 6 months. Selling truck it was on. $100.00 + shipping https://www.spohn.net/shop/2007-2011-GM-SUV/Tubular-Adjustable-Panhard-Bar-Polyurethane-Bushings-2007-2011-GM-SUV-Suburban-Tahoe-Yukon-Avalanche-Escalade.html Spohn Tubular Adjustable Panhard Bar - 2007-2014 GM SUV...
  4. Trailblazzin

    In the market 3/4 Ton 2500, preferred transmission?

    What’s the take on the 4L80E vs the 6L90E transmissions? I’m looking for a 2007-2013 body style 2500. The 07 has the 4 speed while the 08-13 has the 6 speed. Is one preferred over the other. I’ll be towing a 5k lb travel trailer around the northeast. Currently have a 2007 Tahoe and just...
  5. Trailblazzin

    Moog CK80669 Control Arm and Ball Joint Assembly Upper Left

    Purchased from rock auto in November. Removed from packaging and mocked up, I discarded the packaging so unable to return. Clearing out space…. $70.00 shipped Will add pictures shortly.
  6. Trailblazzin

    2” Lower Strut Spacer $25.00

    Selling 2” Lower Strut Spacer MotoFab Tech. Should fit 2007-2014 maybe more. Bought on Amazon last year, have since replaced struts with lift included. No longer need. Clearing up some room. $25.00 shipped
  7. Trailblazzin

    Alignment… aligned or not

    Just looking for some additional information. Backstory: About 8 months back I installed a 2” level on the front of my 2007 Tahoe. I didn’t get an alignment immediately and noticed the outer edges of the tires wearing badly. I was finally able to get it into the shop for an alignment couple...
  8. Trailblazzin

    2007 Tahoe Power Lift Gate not working

    My power lift-gate is no longer operational. The only way to open it is to hit the button and manually pull it open. But to do that i can only open about 3-4” and then required to pull through some resistance and then a pop that allows it to open. I have these DTC from the lift gate module...
  9. Trailblazzin

    Timing Chain Tensioner Install

    Has anyone done this or have access to the repair manual? I’m almost done and and the old one was trashed, all the “plastic” was gone and there was no “pin”. The new one has a “pin” pictured below, I’m trying to figure out if it stays or is supposed to be removed. Anyone with...
  10. Trailblazzin

    Transmission cooler inside radiator

    Just in case anyone was curious what the built in transmission cooler looks like, i tore the end off my old radiator and this is it. After seeing this I’m fairly sure I’ll have an auxiliary cooler ordered by the end of the day. Now to take the test to the scrap yard Sent from my iPhone...
  11. Trailblazzin

    Radiator replacement - oil cooler

    Currently have a radiator leak and plan on replacing it. I currently do NOT have a oil cooler but thought it may be worth upgrading to the radiator that has it. I’m wondering if all i would need is the cooler lines (acdelco 20828695), anyone done this before? Also is there any negative to...
  12. Trailblazzin

    2007 vibration between 74-80mph

    I’ve searched and have read some possible causes but no one seems to come back and share there “fix” or maybe they just live with it. My 2007 Tahoe with 120k on the clock makes a pretty significant vibration between 74-80mph. Thought maybe it was the tires but had them replaced yesterday. It’s...
  13. Trailblazzin

    Lock Pick 2007+ “video in motion”

    GNET_GMUNLOCKPRO $40.00 shipped, PayPal preferred Just pulled this out of my 2007 LTZ Tahoe last week. I had a humming sound coming from my radio. I believe one of the connections was lose, but didn’t feel like fooling with it anymore. So take that into consideration. Not sure exactly what...
  14. Trailblazzin

    Alternator hum/buzz

    I have the factory nav stereo, and also an early “lockpick”. Recently I started getting a hum/buzz consistent with engine rpms. Sometimes if i smack the side of the dash where the head-unit is it will go away for awhile. Any idea what might be the issue? I’m thinking a ground issue. Anywhere...
  15. Trailblazzin

    2007 Tahoe 5.3 DiabloSport Tuner Questions

    Recently got a DiabloSport InTune I3 tuner for the tahoe. Mainly for the ability to disable the AFM and get rid of the range device I previously was using. I am unable to figure out how to properly adjust the TCM, both the: Shift Firmness and Torque Management. I have adjusted both to the...
  16. Trailblazzin

    WTT NNBS chrome handles for silver birch handles

    Want to trade my LTZ chrome door handles for silver birch handles. Sent from my iPhone using Tapatalk
  17. Trailblazzin

    WTB: NNBS Silver Birch Mirror Covers

    WTB: NNBS Silver Birch Mirror Covers, willing to also trade my chrome LTZ covers.
  18. Trailblazzin

    Range AFM disabler

    Range AFM disabler, plug this into your OBD port in your vehicle to disable V4 mode. Will always be in V8 mode. Looking to invest in a tune and will no longer need this. $130 TYD Any questions let me know, I’ll answer to the best of my ability. Sent from my iPhone using Tapatalk
  19. Trailblazzin

    How to tell Range AFM compatibility

    Have a RANGE AFM delete that I bought a little over a year ago that I use on my 2007 5.3 LTZ. I am going to list it in the classifieds as soon as I have enough posts. What years and models will it work with? How many versions are there and how can I tell what I have?
  20. Trailblazzin

    Transmission level check

    Anyone have any tips for checking the transmission level? I did a full fluid flush and filter. I checked the dipstick after my drive home from work and it looked low. Added some fluid and now for the life of me can’t tell were it is on the dipstick. I’m getting a lot of fluid on the dipstick...
  21. Trailblazzin

    Z55 Air shock replacement

    I ordered a set of replacement shocks for my 07 LTZ. Went with ACDelco's. I noticed both bladders on the outside of the shocks were frayed and appears to have holes in them. My compressor would always kick on after the ignition was turned on. The pump would run for a few seconds and shut off...
  22. Trailblazzin

    Brake Question: casting numbers

    What’s the difference in the casting numbers for a 2007 Tahoe LTZ replacing the brakes on all 4 corners and some manufacturers have different disc for different casting numbers. So what’s the difference between the 351C/352C and the 285C/286C?? I’m not around my truck to pull a wheel and...
  23. Trailblazzin

    What’s a 2007 factory Nav & DVD radio worth?

    Trying to see what the market is on these. I check eBay and the prices are all over the place and i can’t figure out what makes one worth double the price of the others. Sent from my iPhone using Tapatalk
  24. Trailblazzin

    Looking for transmission line part numbers

    2007 Tahoe LTZ without the aux/tow cooler, trying to nail down a part number to order new lines. Preferably AC DELCO. I’ve searched and can’t get a solid answer. Someone posted that the return and feed line are one piece/part. Other places I look list 2 numbers. Is there somewhere I can plug...
  25. Trailblazzin

    Thinking of switching to smaller wheels....

    Thinking of switching my LTZ from 20" wheels to smaller wheels, 17" or 18" wheels from a newer chevy. Anyone have any pictures? I'm having a hard time visualizing it. Or could someone photoshop.... These wheels 2017 Silverado Wheels by Trailblazzin posted Oct 16, 2017 at 9:15 PM Onto this...

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