Towing through mountains
I need some advice. I have a F350 with a 6.7 deisel automatic transmission. I tow a 37 ft toy hauler. So when approaching a steep long grade how do you proceed. Do you just use the tow/haul or do you ...
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I leave it in drive with tow/haul on. The Ford engineers have it figured out just fine. The only time I ever use manual is cruising on an interstate, with rolling hills, to prevent downhill downshifting when moderate speed gain is OK.
