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05-01-2020, 01:57 PM | #1 |
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Join Date: Dec 2012
Location: Temple City
Posts: 3,566
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Re: 1999 GMC Suburban K2500 DD
How is the highway mpg on the Burb?
I am looking at a van with the same engine with the concept of shedding payments. |
05-01-2020, 02:03 PM | #2 | |
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Join Date: Aug 2012
Location: Northeast KS
Posts: 1,775
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Re: 1999 GMC Suburban K2500 DD
Quote:
I'm not sure yet, hoping for 13-15mpg on the highway. First around town tank was 11mpg. It still needs exhaust and a computer tune.
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1999 GMC Suburban K2500 SLT, 454/4L80E 1991 Z/28, 6.0L/T56 1949 GMC 250, S10 Frame, 6.0L/4L80E Instagram @aceshighspeedshop |
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05-01-2020, 03:13 PM | #3 |
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Join Date: May 2004
Location: Miss Co Arkansas
Posts: 679
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Re: 1999 GMC Suburban K2500 DD
Very nice find, but then you know I'm a lifelong fan of all things big block.😎
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76/77/78 Cheyenne 1997 K3500 454 soon to be 496 |
05-01-2020, 03:18 PM | #4 |
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Join Date: Aug 2012
Location: Northeast KS
Posts: 1,775
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Re: 1999 GMC Suburban K2500 DD
Thanks, somehow I knew you'd approve!
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1999 GMC Suburban K2500 SLT, 454/4L80E 1991 Z/28, 6.0L/T56 1949 GMC 250, S10 Frame, 6.0L/4L80E Instagram @aceshighspeedshop |
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