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

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MassHoe04

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That’s the plan then, I’ve just never replaced them without having the motor out so wasn’t sure if it would work that well.
My Jeep had a stamped steel oil pan and I didn't want to crush it, so I placed the block of 2x4 under the overhanging lip where the pan and block meet.

Someone would have a specific recommendation for the Tahoe and maybe even some photos of where exactly to place the jack and wood block.

Basically... You want to push up on the engine block, if you can, rather than entirely on the oil pan.
 
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Dantheman1540

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My Jeep had a stamped steel oil pain and I didn't want to crush it, so I placed the block of 2x4 under the overhanging lip where the pan and block meet.

Someone would have a specific recommendation for the Tahoe and maybe even some photos of where exactly to place the jack and wood block.

Basically... You want to push up on the engine block, if you can, rather than entirely on the oil pan.

Oh yeah, I'm not overly concerned about that, the LS oil pans are tough. I just don't want to scratch the powder coating so I'll throw a microfiber towel over the block of wood jack extension.
 

RAMurphy

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Since I had them still in a box and the time, I installed Yella Terra roller rockers (1.8 ratio) this weekend. Reached out BB to see if an updated tune is warranted. I also started the research on purchasing a tech 2. Wow, a bit overwhelmed on the amount of data out there.
BB responded within 12 hours and stated that an updated tune will not be required. Additionally, I put my purchase of a Tech 2 on hold for now. My brother upgraded his scan tool and offered his XTOOL D7 to me. Of course I said yes - it was free. Like I always said the only thing better than a cold beer is a free very cold beer.
 
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Rocket Man

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BB responded within 12 hours and stated that an updated tune will not be required. Additionally, I put my purchase of a Tech 2 on hold for now. My brother upgraded his scan tool and offered his XTOOL D7 to me. Of course I said yes - it was free. Like I always said the only thing better than a cold beer is a very cold beer.
I love my Yella Terra’s! Those things are nice.
 

RAMurphy

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So easy to install too. I bought my 1.8 ratio rockers a couple of years ago, reached out to Roger last week to ensure I would have no issues install on my new engine build and he responded within an hour and we went back and forth during the day. His company's customer service is first rate.
 

treehan77

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Swapped out the factory Bose amp. Now I have music (other than my aftermarket sub) again yay. And the key in ignition, headlight, and seatbelt dingers all work again. Pretty easy job. For the front two amp screws, I used the ratcheting offset 7mm wrench pictured, plenty of room without cutting holes like youtube haha. Getting them back in is a little tricky, but not too tough. Bought used (supposedly bench tested) OEM amp on eBay for $80. Worked out good. Old amp STANKS horribly.
 

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