Any non-buffeting Tahoes out there?

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jeffjcalweb

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I just purchased a 2015 Yukon Denali 4 days ago. It has 40k miles, the 8 speed transmission, had new tires put on it by dealer. I have had a few short trips so far, about 250 miles worth of driving of which while most of that is not on the freeway, was on 55mph roads. So far it has been flawless, couldn't be happier with the ride and everything about the vehicle.
 

cardude2000

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I just purchased a 2015 Yukon Denali 4 days ago. It has 40k miles, the 8 speed transmission, had new tires put on it by dealer. I have had a few short trips so far, about 250 miles worth of driving of which while most of that is not on the freeway, was on 55mph roads. So far it has been flawless, couldn't be happier with the ride and everything about the vehicle.

Congrats!

Make sure to wring it out over 75mph for a few miles to check for vibration issues.
 

orchidcrazy

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Some vehicles do, for a fact, have problems but not all do, IMO. I read about and knew issues prior to purchasing so I drove and looked for what I had read about. I bought a 2016 GMC Yukon with 31K miles but prior to finding it, I drove a 2015 Tahoe with 55K miles that was almost flawless (wind noise by drivers window) but sold for more than I felt it was worth. I also drove a 2015 Tahoe that made me nauseated so bad that I couldn't finish the test drive and it affected me for hours after. When I found the Yukon, I drove it over varied road surfaces at all speeds. I've got an additional 1K miles on it and am very happy.

I believe the buffeting is true and wheel size and options like sunroof may exasperate the issues. I don't believe it occurs in all vehicles although some say it is in every vehicle just varies to the extent it is a problem. I didn't want a sunroof since they have only proven themselves problematic with our teenagers, glad I found a vehicle without one! I have 18" wheels on mine although I'd love to have 20 - it's not a deal killer. I went from an 03 Yukon XL to a Jeep and just pleased as punch to be back in my GMC. I am not concerned with noise from AFM - I came out of a Jeep Grand Cherokee Limited with Hemi engine - now THAT had MAJOR issues with AFM (my son's 4 cylinder Jetta could handle a highway incline better than my Jeep with Hemi!) and if you want POOR customer service, check out Chrysler. While I put a ton of miles on that vehicle, my warranty was worth gold - got used pretty much every oil change and Chrysler refused to address issues even when the mechanic and dealer could easily replicate. I did not experience 'booming' in any of the vehicles I drove.
 

Miami-Dade

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No buffeting on my 2016 Hoe..I never drop the windows as I like it quiet and can not stand the noise with a window cracked or open..Come to think about it I never even opened the rear windows to see if they even worked.

I do have a very slight vibration over 83 mph..Since I rarely go over 80 mph I am not concerned about it at this time as it is so slight..I still have the original Continental tires on it so when I switch to Michelins I think it will be a lot better..I do have the extended bumper to bumper warranty.
 

cardude2000

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No buffeting on my 2016 Hoe..I never drop the windows as I like it quiet and can not stand the noise with a window cracked or open..Come to think about it I never even opened the rear windows to see if they even worked.

I do have a very slight vibration over 83 mph..Since I rarely go over 80 mph I am not concerned about it at this time as it is so slight..I still have the original Continental tires on it so when I switch to Michelins I think it will be a lot better..I do have the extended bumper to bumper warranty.

That vibration over 80 isn’t going to get better. You may want to at least get the problem logged.

Buffeting happens with all windows up.
 

Miami-Dade

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That vibration over 80 isn’t going to get better. You may want to at least get the problem logged.

Buffeting happens with all windows up.

Next time it goes in for service I will get it logged..The slight vibration started at 20K miles..If I do have buffeting it is not enough for me [or anyone who rides with me] to notice it..I just turned 26K miles.
 

GTNator

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...Side note: I put a diablo tune mpg tune reprogram in my suburban and it has woken the ***** up. Much more throttle response. I drive monthly out of state for Med treatment. 1,100 miles round trip. I constantly get 20-24 mpg overall on the trip. With a good programmer, these mammoth cars get the same mpg as a midsize suv. Oh and I don’t drive slow. 85 mpg in my state and 80 in the neighboring state.
Honestly I cannot say anything bad. About these SUV’s. HUGE capacity and I get same mpg as a smaller traverse on highway trips. Difference is I have two Blu-ray screens and my kids can walk around inside to get stuff out of bags or get me a drink out of the cooler.
Cheers!


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That's awesome. Can you tell me more about this tune? So the tune reprogram is giving you BOTH increased throttle response And better mileage?
 

Sdog4127

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Well I just lost what I’d been typing so here is the short version. I have the DiabloSport I tune 2. ($350). Bought an extra license to mess with my ‘15 Silverado 5.3. 72afa3ac376b9a6f50ccab1ef17753c1.jpgebc101d7ca0b2fb3833d8f7b3bac541f.jpg
Tuner had presets. I put the mpg preset in the Burban and you van see th great milzge I was getting over 400 miles. Before the tuner I could expect 19 or 19.mog. Now it’s 21-23mpg on a regular basis.


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GTNator

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Well I just lost what I’d been typing so here is the short version. I have the DiabloSport I tune 2. ($350). Bought an extra license to mess with my ‘15 Silverado 5.3. 72afa3ac376b9a6f50ccab1ef17753c1.jpgebc101d7ca0b2fb3833d8f7b3bac541f.jpg
Tuner had presets. I put the mpg preset in the Burban and you van see th great milzge I was getting over 400 miles. Before the tuner I could expect 19 or 19.mog. Now it’s 21-23mpg on a regular basis.


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That’s great mileage. So this tune also pepped up the engine and throttle response, meaning it feels more powerful and has more torque?


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ajs800

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I was hoping this was no longer an issue but there have been reports of 18s with buffeting problem. Someone posted elswhere recently they ended up returning their 2018 Tahoe due to horrible buffeting which was making them sick.

I am in the market of replacing our 15 yukon for an 18 but now I'm not so sure given complaints are rolling in with 18 models. seems ridiculous having to test drive many to find an acceptable one. Hopefully the affected ones are minimal compared to the 15/16 models.
 

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