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

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a4edwin

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Did the e fan swap activated the pins thru hp tuners but they're not coming on
 

Rocket Man

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Did the e fan swap activated the pins thru hp tuners but they're not coming on
Does one come on when the AC compressor comes on? The other one won't come on unless the engine gets pretty hot. I had to let my truck run at a idle for quite awhile on a hot day IIRC. This time of year my fans never come on.
 

Bowzer

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Please snap some pics of the finished install. I've been eyeing that muffler as well and wanted to see how it was welded in. Did you go with a center in/center out? Didn't look like they had a center in dual out like my stock one.
Here's some pics. It's a center in side out. My connections were modified when the old Magnaflow was put on.IMG_0094.JPG IMG_0097.JPG IMG_0095.JPG IMG_0096.JPG

IMG_0092.JPG
 

#1taho

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I will have to check and see what they set mine at. I had it turned on also to prep for them but still haven't found a set. Just like the HD hood. It's a unicorn !!!!
Don't quote me on this but I think it comes on at 205c and off at 185c. Or something close to it. I can get the detail this week if needed
 

a4edwin

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Does one come on when the AC compressor comes on? The other one won't come on unless the engine gets pretty hot. I had to let my truck run at a idle for quite awhile on a hot day IIRC. This time of year my fans never come on.

You turned them on but did you set the temp when you want them to come on and off ?
Neither of them come on at all and I did adjust the temp settings
 

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