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Really slow upshifts on highway


fishx65

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2010 FWD SEL. Took a long highway journey and noticed my Edge has a bad habit. Motoring along at around 78 mph she will downshift fine when going up a mild incline but is really slow to upshift after cresting the hill. Even after heading downhill it take a long time to get an upshift. I found myself tapping the brake a lot to get her to upshift. This can't be good for MPG! I've had lots of vehicles in my life and never had one behave like this before. Normal or a trip to the stealership in order????

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Might be worth trying this:

 

Disconnect your Battery lead for about 10 minutes, then reconnect it. You'll probably have to reset your clock and presets, of course. I wonder if the transmissions 'adaptive' learning functions have picked up a bad habit and you're expriencing it in certain highway situations.

 

I propose this because I tried it on my 05' mustang and it seemed to relearn the shift behaviors everytime the battery was disconnected. Cheap fix maybe? No guarantees.

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