rpm
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M
RPM surging going downhill.
My 2016 Expedition EL XLT recently started acting up. When going down a steep grade, the car will run smooth as long as no gears are locked out or if it isn't in M. Once I lock out gears or shift to M, the engine rpm's will start surging jumping up about 200 or 300 rpm and immediately dropping...- moxieman
- Thread
- descent hill jerk rpm surge
- Replies: 2
- Forum: 3rd Gen Ford Expedition Transmission & Drivetrain
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J
What who did you chose for your tune?
I am planning on making some modifications to the expo here shortly and was going to start with a performance tune. Right now I am leaning toward 5-star. But I was curious about anyone's personal experience with 5-star or have preference to any other brands? Any advice/recommendations are...- Jerry Burden
- Thread
- horsepower modification performance rpm torque tune tuner upgrades
- Replies: 14
- Forum: 4th Gen Ford Expedition Engine & Performance
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Rpm drops to 0 at low speeds. no lights.
Hi fellas not sure this is the right section but i couldn t find a "mechanic " advices one... so i post here. I own an Expedition with the engine here mentioned in XLT trim (3.7). Driving in the middle east now for about a year. Car is below 10K miles and under 3 yrs of life. Heavely modded...- SafariDriverDR
- Thread
- engine issue oil rpm
- Replies: 0
- Forum: 3rd Gen Ford Expedition Engine & Performance
