- how does the tow/haul mode work?
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Jul 25, 2011 at 10:00 PM
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FIXITMR
AUTOMOTIVE REPAIR CONTRIBUTOR
9,990 POSTS
It changes the shift schedule and activates a grade braking feature. For better towing. no OD and harder shifts. you can turn on and off anytime. when on highway turn off so OD works for better mileage.