No
Tow/haul is for when you are towing a vehicle or trailer. Using tow haul changes the shift point of the trans and will cause the engine to rev higher between shift points. Using Tow/Haul will generally decrease mileage due to delayed shift points.
Search the forum for tow haul. The topic has been addressed numerous times.
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Dave
US Army (Ret)
2020 Entegra Accolade 37TS
2019 Jeep Grand Cherokee Trailhawk (Toad)
FMCA - F432054
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