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

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Galandorian

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got to work today and one of my coworkers complained that my truck was loud as shit when pulling in

figured it was just my exhaust, but decided to check it out anyways

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sheared a good ole lug bolt off
 

Rocket Man

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got to work today and one of my coworkers complained that my truck was loud as shit when pulling in

figured it was just my exhaust, but decided to check it out anyways

View attachment 217145

sheared a good ole lug bolt off
Wow. Who torqued those down? I’d be checking all the others with a torque wrench because if one was over tightened to the point of almost breaking the bolt, maybe more are close to breaking.
 

Fosscore

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Used Castrol Super Clean first then pressure washed it to get some of the big chunks and the oil and grease off.

A lot of wire brushes from Harbor Freight and a chipping hammer. (like for welding) It gets the big stuff off and gets into the small places that are hard to brush.

Rust-oleum Rust Dissolver gel.
Says leave on like 30 minutes.......I left it on all day. Put it on before work and spray it off when I got home with my electric pressure washer. Pour it into a bowl and use a paint brush to put it on. Used 4 bottles total I think. Leaves a white residue so after probably 5 applications and I was done with the gel I used super clean and pressure washed it off.

Corroseal Rust Converting Metal Primer.
Paint it on with a brush. It looks like milk going on then turns black. Let it cure. Used a little over a half of a gallon.

Rust-oleum Professional gloss black spray paint. Gloss because it cleans easier. Used about 5-6 cans.

After 1 application for 30 min to an hour. I could see this wasn't going anywhere fast.
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During an application. Left this on for about 10-12 hours. Put it on thick.
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After probably 3-4 10-12 hour applications.
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Finished and painted gloss black.
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Great job on that undercarriage. Some solid hours of effort right there.
 

TheAutumnWind

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That is why I spent many evening with rust remover, scrapers, wire brushes and grinder with a wire wheel under mine last summer. It was tough work but the results were worth the effort. This summer I am going to work on the inside of the frame, cleaning and then coating with some great product that I haven't decided on yet. The inside is hard to clean all the dirt and salt out of so I will probably have to make some special wands and tubes to spray and vacuum everything I can out.

This was after many hours of cleaning.
View attachment 216635


That looks famtastic! I need to coat my under carriages...
 

Scottydoggs

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so while tuning my car i found the maf i bought was junk, turns out the one in the hoe is the same......SO I STOLE IT LOL another new maf shows up monday.
 

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