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

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iamdub

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Dropped the rear today, belltech springs, shocks and relocation brackets. Gna do front knuckles and front shocks tomorrow. How are you guys doing the free travel mod on the nnbs tahoes? Gas tank is maybe 1/8" from the frame and I'd really like to not slip and put a hole in it.

Should be much more than 1/8". Anyway, I used a recip saw to slice the inside and outside along the bottom of the frame rail simultaneously, working forward from the back until I got close to the tank. Then I used a cut-off disc to slice the outside and forward edge so all that was left holding it on was the inside part next to the tank. I beat a cold chisel into the slice on the outside to spread the gap open far enough to get a pry bar into the gap, then pried the bracket downward as far as I could. This gave me plenty of room to use the cut-off disc to score the remaining back wall. Then I bent the bracket up and down until it snapped off. Cleaned up the remains on the frame with a flap disc and painted. Nuttin to it.


*EDIT*
Link to post in my build thread for pertinent pics. Also- maybe it's not much more than 1/8". I forgot how close it was. I was picturing it to be more around 1/2" clearance. You could always slip a piece of metal back there as an extra layer of protection while cutting the bracket. I get pretty surgical with a cut-off wheel so I felt comfortable with how I did it.

https://www.tahoeyukonforum.com/threads/growing-up-doesnt-have-to-suck.93510/page-19#post-1320078
 
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PPV12HOE

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Should be much more than 1/8". Anyway, I used a recip saw to slice the inside and outside along the bottom of the frame rail simultaneously, working forward from the back until I got close to the tank. Then I used a cut-off disc to slice the outside and forward edge so all that was left holding it on was the inside part next to the tank. I beat a cold chisel into the slice on the outside to spread the gap open far enough to get a pry bar into the gap, then pried the bracket downward as far as I could. This gave me plenty of room to use the cut-off disc to score the remaining back wall. Then I bent the bracket up and down until it snapped off. Cleaned up the remains on the frame with a flap disc and painted. Nuttin to it.


*EDIT*
Link to post in my build thread for pertinent pics. Also- maybe it's not much more than 1/8". I forgot how close it was. I was picturing it to be more around 1/2" clearance. You could always slip a piece of metal back there as an extra layer of protection while cutting the bracket. I get pretty surgical with a cut-off wheel so I felt comfortable with how I did it.

https://www.tahoeyukonforum.com/threads/growing-up-doesnt-have-to-suck.93510/page-19#post-1320078
+1 ....surgical....
 

PPV12HOE

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Same here.......the speakers and wiring is all there......but no sound
I used my power probe to find the open circuit... ECT2000... wonderful invention...seems they had wired the rear speakers to the police band...
 

BG1988

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the newer ones have led's factory, other than that I don't see any difference the little light cover shade on my 12 is a whitish color, on the 18 they are clear.
so it's too much trouble to install your own LEDS ?
 

1BADI5

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I used my power probe to find the open circuit... ECT2000... wonderful invention...seems they had wired the rear speakers to the police band...

Any pics of how you corrected that?
 

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