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shifting
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  1. General Tech
    Good afternoon, my son has a 2010 Mercury Mariner it is shifting hard out of first over 3000 RPM or if I let off the gas. The check engine light came on and I had it scanned, the code that came up was P0756 Shift Solenoid B Performance or stuck off. I flushed the system (roughly 4 quarts) and...
  2. Ford E-Series Vans
    My work van recently started shifting in and out of overdrive. When I flip the OD OFF switch, it does the same thing in the two gears below OD. This leads me to believe that the problem is somehow electronic in nature. The one thing that concerns me most is the medium pitched whirring noise when...
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