Q: had my f-150 2012 engine replaced small v-6 ,6 speed auto trans and tow haul,'can't tell if it engages

asked by on January 16, 2017

my engine had issues @111'000miles purchased 125'000 warranty after fighting with corp ford they gave me a long block,at same time had dealership service and do recall on trans.also had them service rear differential,truck feels great ,friend told me I should be using tow haul setting when going up grades;when I push button on signal doesn't seem to make a difference in any way rpms don't change and driving performance stays constant not sure if I'm worrying about something that's not there.

My car has 100 miles.
My car has an automatic transmission.

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