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  1. Uncontrolled sudden revving up steep hill then engine died

    Range Rover Mark IV / L405
    I have a 2014 Autobiography and yesterday was travelling up and down hills in the Yorkshire Dales. Whilst climbing a 25% gradient hill for a while the engine suddenly revved uncontrollably for about 20 seconds with no accelerator. I tried to turn off with the stop button but would not turn off...
  2. Transmission won't upshift after climbing steep hills

    Range Rover Mark III / L322
    Hey everyone! I have noticed that my 2005 Range Rover doesn't want to upshift after climbing steep inclines at slow speeds. For example, if I am climbing a very steep mountain road for an extended period of time at slower speeds once I reach the top the transmission still hangs in the lower...
  3. Engine Braking For Steep Grades

    Range Rover Mark IV / L405
    With every other car I've ever owned, I've just change from D to a lower top gear selection (so typically from D to 3 or 2) to handle steep grades and used the brakes as needed when engine braking wasn't sufficient. With the L405, it looks like I've got a chance of switching the transmission to...
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