2004 3/4 ton Suburban with the Big Block 8.1
Hi Folks, Some of you might remember about a year and a half ago, I was contemplating buying the Suburban in my subject line. Well I've got it and while I like the vehicle, I've come to unders...
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The only mileage benefit of the 6.0 is when on the highway and possibly a couple of mpg around town; depending on the number of stop lights. If you don't do much highway driving I'd keep the 8.1.
I get 9 mpg on my 6.0 the same as on the 8.1 when towing and around 9 - 12 around town on the 6.0.
BUT because the 6.0 has to downshift so often when approaching the slightest incline I question how long the transmission will last. I now have 53K on mine.
I get 9 mpg on my 6.0 the same as on the 8.1 when towing and around 9 - 12 around town on the 6.0.
BUT because the 6.0 has to downshift so often when approaching the slightest incline I question how long the transmission will last. I now have 53K on mine.
