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Re-program transmission
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07-29-2017, 03:49 AM
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tech740
Senior Member
Join Date: Jul 2014
Location: Hemlock
Posts: 816
When I loaded the towing tune in my truck I liked the power and mileage enough I leave it all summer. I only turn it down in the off season because lower torque in Michigan winter is not a bad thing.
tech740
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