I don't have the Nav system in my LTZ but I get the same sound. I ejected both the CD and DVD drawers and the sound still happened. I'm thinking that it might be a fan coming on for the stereo's amplifier.
My 2 cents!
They aren't so technically inclined and I don't think they had the V8/V4 display on but I'm guessing with the 3.73 ratio, the V4 wouldn't come on at highway speeds as much as other gearing options.
When I drive it around town, I've been monitoring the V8/V4 DIC Screen and do notice it kick on...
Hi guys,
New member here, nice to be back on Tahoe forums. I owned a 1997 before but when I started having a lot of electrical problems, I gave her up and moved on to a 2003 V8 4Runner. Anyhow, I just bought my Aunt's 2007 LTZ as quality seems to be really good on this vehicle and I need...
Just to add more data...
My wife & aunt drove our 2007 LTZ (two-wheel drive/3.73) from Atlanta to Los Angeles last week and the trip computer gave them a 15.8 mile average over the 2,200 or so miles. We bought this from my aunt and has 15,000 miles.
I was kinda surprised at how low...
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