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  1. boborro
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    Volvo D12 worse MPG

    55 mph in Illinois with 5000 it gave me 5.2 it is not usual for volvo engines, just changed intercooler , before was 4.2 4.5 is there some sensors...
    Post by: boborro, Feb 2, 2011 in forum: Trucks [ Eighteen Wheelers ]
  2. boborro
    Thread

    Volvo D12 worse MPG

    I have 2006 VN670 D12 465 MPG 5.1 with loads 40000 4.6 and speed 64mph, any ideas, there is no codes .
    Thread by: boborro, Feb 1, 2011, 14 replies, in forum: Trucks [ Eighteen Wheelers ]
  3. boborro
    Post

    Is it your MPG improvement TODO list?

    I have VNL 670 D12 2006 with loads 10000 MPG 5.4 when it puling 43000 4.2 just change intercooler before it was 3.8. Any ideas?
    Post by: boborro, Jan 30, 2011 in forum: Trucks [ Eighteen Wheelers ]
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