What did you do to your NNBS GMT900 Tahoe/Yukon Today?

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Richard Ruddock

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I replaced front struts (AC Delco Professional 903-040RS) , rear coils (Moog 81069), top and bottom rear coil insulators (Moog K160072) , and rear shocks (Monroe Reflex 911506). Lifted the vehicle all around and looks great and it rides much better. It almost looks leveled, but does have a very slight rake.
 

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Doubeleive

Wes
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Swapped out spark plugs after work today. The part# of what came out was different than what was given to me at AutoZone, so fingers crossed. All the old plugs were waaaay over .040" gap.

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The back plugs on each side were a little bit of a PITA, but I reached through the wheel-wells to make things easier.

Also installed a CAI the other day, but have been busy with work/life I didn't share any pics. Easily added 150hp.....

It sounds cool, that's for sure.


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Also bought an in./lb. torque wrench and checked the ten intake manifold bolts. Over half were loose on the first pass torque spec., and all were loose on the second pass torque spec, so thanks for the tip to check them for looseness. I "think" it sealed up to the point where there's less noise under load/heavy throttle. (air sucking in and bypassing the intake manifold gasket)
looks more like the electrode worn down and makes it appear that it is gaped wrong
 

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