What did you do to your NBS GMT800 Tahoe/Yukon Today?

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Galandorian

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Ended up being that they were under torqued. It was pretty much my first time ever doing brakes / new rims / whatever and I only used a torque gun, which didn't do the job.

The root cause was that I used lug bolts that were not designed for the application.

I was very fortunate that my coworker pointed it out so that we could fix it, before I ended up losing a tire at 85 MPH on my commute to work.




IMG_5164.JPG


lugs cracking because they aren't deep enough and aren't meant for these rims

IMG_5183.JPG


comparison of the grooved back of the rim in the 6 lugs used for Chevy, vs the universal ford or dodge ones

IMG_5189.JPG
 

Rocket Man

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Ended up being that they were under torqued. It was pretty much my first time ever doing brakes / new rims / whatever and I only used a torque gun, which didn't do the job.

The root cause was that I used lug bolts that were not designed for the application.

I was very fortunate that my coworker pointed it out so that we could fix it, before I ended up losing a tire at 85 MPH on my commute to work.




View attachment 217349

lugs cracking because they aren't deep enough and aren't meant for these rims

View attachment 217350

comparison of the grooved back of the rim in the 6 lugs used for Chevy, vs the universal ford or dodge ones

View attachment 217351
Oh yeah that’s important to use the right lugs. Glad you didn’t lose a wheel.
 

TheAutumnWind

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Ended up being that they were under torqued. It was pretty much my first time ever doing brakes / new rims / whatever and I only used a torque gun, which didn't do the job.

The root cause was that I used lug bolts that were not designed for the application.

I was very fortunate that my coworker pointed it out so that we could fix it, before I ended up losing a tire at 85 MPH on my commute to work.




View attachment 217349

lugs cracking because they aren't deep enough and aren't meant for these rims

View attachment 217350

comparison of the grooved back of the rim in the 6 lugs used for Chevy, vs the universal ford or dodge ones

View attachment 217351
Thats scary af. Howd you drive down the street on that?

"Torque gun" huh? Ive used rattle gun or impact... Anyways its a good idea to use a torque wrench. Nice of you to share your experience. Im sure someone will learn from it.
 

ArcticYukon

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That's nice. How much did you get, 2 or 3 yards?

Actually, I got 4 of the foam-backed just to be safe and 1 of the non foam-backed. Better to have more than you need than not enough.

Sweet. I need to do this on my 94. Looking forward to reading about your experience. I may order from there too.

Yeah, I'll throw the details over in the Big Red build when it's done.
 

Bombsquad85

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Putting in a btr stage 3 truck cam. Texas speed makes a gen 4 to gen 3 kit which contains everything I’ll need to delete vvt along with the connector extensions needed.
d05569d4bb60a56455bcc7d2c51f0ec3.jpg



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Nice! Looking forward to your progress
 

Ryan Buck

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Put on a new lift kit in front skid plate and a set of shock hoops. Still got to figure out what shocks to run with it they’re not very long from the shock hoop to the top a arm is all. Lift Kit Was a big pain in the ass to do I don’t recommend that lift for anybody. Go with the spindle Lift Kit if you want a lift.
 

Scottydoggs

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new maf i bought came in the mail today. installed it back on the tahoe, runs fine on it. treated it to a tank of 93 octane at the tune of 55 bucks. i think the last time i filled it up was last year. :)
 

Galandorian

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Thats scary af. Howd you drive down the street on that?

"Torque gun" huh? Ive used rattle gun or impact... Anyways its a good idea to use a torque wrench. Nice of you to share your experience. Im sure someone will learn from it.

it actually didn't drive any differently than usual

from inside the vehicle, between the exhaust and my car audio, I couldn't hear any noise at all

it wasn't until my coworker pointed it out, and I drove home with all the windows down, that I even noticed anything

and yeah I'm hoping my experience can help someone else. I went and watched a lot of videos of wheels falling off on the highway and nearly scared myself shitless
 

TheAutumnWind

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it actually didn't drive any differently than usual

from inside the vehicle, between the exhaust and my car audio, I couldn't hear any noise at all

it wasn't until my coworker pointed it out, and I drove home with all the windows down, that I even noticed anything

and yeah I'm hoping my experience can help someone else. I went and watched a lot of videos of wheels falling off on the highway and nearly scared myself shitless
yeah i definitely used to just snug shit up and call it good years ago. Now that my vehicles transport my family I am pretty **** about torque wrenches atleast when dealing with brakes suspension and wheels.
 

TheAutumnWind

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Anyone do the 28" to 34" rad upgrade?

Im doing on grandpas truck bc the rad leaks and i can get the hd 2 core 34" rad for less than the original one. Looks like it should be basically plug n play?

another thought. Are they the same from NBS to OBS? They seem very similar. Can I upgrade my escalade rad and use the old escalade rad in grandpas truck? Not sure I want to do all that but if its easy maybe ill spend another hour on it.

Its a wider core in teh cu624 (HD rad for the obs trucks) that I have purchased for the obs truck compared to what I see is listed as an oem replacement for the caddy.
 
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ArcticYukon

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Anyone do the 28" to 34" rad upgrade?

Im doing on grandpas truck bc the rad leaks and i can get the hd 2 core 34" rad for less than the original one. Looks like it should be basically plug n play?

another thought. Are they the same from NBS to OBS? They seem very similar. Can I upgrade my escalade rad and use the old escalade rad in grandpas truck? Not sure I want to do all that but if its easy maybe ill spend another hour on it.

Its a wider core in teh cu624 (HD rad for the obs trucks) that I have purchased for the obs truck compared to what I see is listed as an oem replacement for the caddy.

Mine has the HD tow package, so it came with the 34".

I would imagine that since you have the 28", it doesn't have the engine oil cooler. Should be able to find a 34" without the engine oil cooler at autozone and the other major parts suppliers. I wouldn't think it would be all that difficult to install. Only other issue would be your fan shroud. Your current one is 6" too narrow.
 

TheAutumnWind

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Mine has the HD tow package, so it came with the 34".

I would imagine that since you have the 28", it doesn't have the engine oil cooler. Should be able to find a 34" without the engine oil cooler at autozone and the other major parts suppliers. I wouldn't think it would be all that difficult to install. Only other issue would be your fan shroud. Your current one is 6" too narrow.


I could just not hook up the engine oil cooler for the time being id imagine. Plug the holes. I'd probably plumb it up at some point for the heck of it.

Yeah i know the shroud wont cover and thats not ideal. Looks like I can get em for $50 if i need to from ebay or jy find em for cheap. Atm ive got $65 into the wider and thicker rad whereas the 28" rads i found are going for $100. If i can upgrade for roughly the same money or even less win/win.

The part im not super clear on is if i need different mounting brackets. I think i need the uppers so ive ordered some. And i think the lowers can be relocated.
 

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