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

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Shaw520

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Water pumps weep out of the vent hole when they Are on their way out and dont flow well at low rpms.

YES! and when the crossover tube leaks,...its almost the exact same spot!,...and with the fan blowing everything around he/we thought it was the waterpump,... well we put a new pump in anyways but in the process found that the actual leak was at the crossover tube,...just some useless information ! LOL,... or maybe not because ppl in the future that would assume that its the waterpump, should look closely at the crossover tube before spending $100 on a pump.
 

TheAutumnWind

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YES! and when the crossover tube leaks,...its almost the exact same spot!,...and with the fan blowing everything around he/we thought it was the waterpump,... well we put a new pump in anyways but in the process found that the actual leak was at the crossover tube,...just some useless information ! LOL,... or maybe not because ppl in the future that would assume that its the waterpump, should look closely at the crossover tube before spending $100 on a pump.

Not useless for sure. I appreciate it. Ill keep on eye on it. I didnt even consider the crossover tube tbh.

My waterpump was due either way. The reason i am pretty confident its the pump is that the problem was only really an issue at idle and since i have electric fans those are not tied to engine speed.

Id assume under pressure youd be able to see that crossover leaking?
 

dszx13

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Rotors are about the same iirc. Calipers are smaller in the rear for nnbs
Calipers are smaller. And the thickness of the rotor is smaller as well. It is taller though. 91b4ba3b3caeeb6b6b28343a98a72537.jpg
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ef7df8bbab1253b468a91a7f37f3553e.jpg

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dszx13

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Also the front rotors are bigger. The nnbs caliper pistons look smaller the nbs caliper is still attached 5f54c5b8f2c8c9570cb3300948d3f161.jpg3ade23a9a3f5149c83104124161ce18d.jpgdd248b642b747986bd8cac75aee47058.jpg

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throwback2

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Just finished installing new rear door speakers in my Yukon. I took pix but I can't seem to post them.Sounds are getting better. Now going to wash off the last Nor'easter (I hope). Bring on spring!
 

Tonyrodz

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Just finished installing new rear door speakers in my Yukon. I took pix but I can't seem to post them.Sounds are getting better. Now going to wash off the last Nor'easter (I hope). Bring on spring!
Do you know what the ohms were for the stock speakers compared to the new set? Mine--non Bose were 8 ohms and the new aftermarket set is 4 ohms. If they're different do you notice a difference?
 

TheAutumnWind

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Also the front rotors are bigger. The nnbs caliper pistons look smaller the nbs caliper is still attached 5f54c5b8f2c8c9570cb3300948d3f161.jpg3ade23a9a3f5149c83104124161ce18d.jpgdd248b642b747986bd8cac75aee47058.jpg

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Yeah nnbs fronts are significantly larger rotors and caliper. The caliper pistons are slightly larger on the nnbs too even tho it may not appear that way.
 

throwback2

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Do you know what the ohms were for the stock speakers compared to the new set? Mine--non Bose were 8 ohms and the new aftermarket set is 4 ohms. If they're different do you notice a difference?
Same here,non Bose. Old ones were 8 ohms,new are 4 ohms. There is a difference in sound. I think that the old speakers were so bad is why it sounds so much better.
 

Tonyrodz

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Same here,non Bose. Old ones were 8 ohms,new are 4 ohms. There is a difference in sound. I think that the old speakers were so bad is why it sounds so much better.
Do they sound lower? I think mine do. Hard to tell since they're in the rear doors.
 

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