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Old 02-15-2012, 02:49 PM
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stumble at idle

It started yesterday truck runs fine but when I put it in park there is a slight stumble at idle.It's not constant I would say every 30 seconds or so.Any ideas or anyone ever have this happen to them.Thanks in advance for any input.
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Old 02-16-2012, 07:17 AM
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mine does that every so often, ever so slightly. dont know what it is. my buddies 10 and my other buddies 08 does it too.
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Old 02-16-2012, 08:16 AM
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Well I detuned it down to the performance tune from the extreme and it stopped.I'm wondering if I need to put a cai on I had to reset the button on the air box every time I drove with the extreme tune.
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Old 02-16-2012, 08:26 PM
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i have an 08 that does it . dpf delete wit sct tuner
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Old 02-17-2012, 12:20 AM
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Derek which tune and do you have a cai?
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Old 03-06-2012, 02:51 AM
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no cai and extreme tune. i do have some new info. i took my truck to the dealership cause i got a letter saying the computer needed to be upgraded. my sct programmer also had an upgrade for it on their website so i did that too. after i got it back from the dealership and put in my new upgraded tune(extreme again ) the stumble or hiccup as i call it is gone now
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Old 03-06-2012, 06:06 AM
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It may not be your motor mine did that and about 3 months later my torque converter went out
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Old 03-06-2012, 09:45 AM
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Makes me wonder I'm pretty sure I have fords latest flash since its been in the shop 3 times in the last month and I updated the firmware on my tuner unless sct has a new update since a month ago.Anyone know if there is a new update from SCT?
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