V6 (1994-2004) Mustangs Technical discussions on the 3.8L and 3.9L V6 torque monsters

Car studdering on acceleration

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Old 10-17-2008, 05:49 PM
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boxerz
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Default Car studdering on acceleration

I have a 2001 v6 manual. When I'm in 2nd-5th gear, if I am at 1700-2000 RPMS, my car studders a bit in the acceleration and I feel like the stick is shaking really weird. This problem never occurred when I bought it and I have ran it 15,000 miles in the 11 months and it's around 96,000 miles on it now. I do my oil change personally every 3k miles and this time I put synthetic oil.

I checked the air filter and it is a bit nasty and I am waiting on the CAI to be back in stock on americanmuscle.com so I am guessing it could be the air filter possibly. I was thinking if I could take the air filter out on a test run and see if it would work smooth but I don't want any chance of anything going into my engine.
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Old 10-17-2008, 08:45 PM
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03sixbanger
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could be the filter, mass air flow, or it could be your tps, or it could be your plugs
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Old 10-17-2008, 11:41 PM
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RoBDoG
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had the same thing happen, cleand the filter, maf, tps, and it turned out to be my plugs. Swapped them out w/ some autolites NO BOSCH and changed my whole car it seemed :P. Cuz it was doing the same thing yours was
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Old 10-18-2008, 06:54 AM
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mustangman02232
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AF, fuel filter, plugs, wires, coil, MAF, TPS
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Old 10-18-2008, 10:51 AM
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l_shizzle_l
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DFPE sensor going out maybe?
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Old 10-18-2008, 03:44 PM
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I had the same thing happen. I also have v6 3.8L Manuel 2001 Mustang. I had a tune up done which didn't fix the problem. Took my car to the ford dealership.

These are the notes on the invoice: vehicle jerks on deacceleration and acceleration above 35 mph. coil faulty. EEC TEST.DCL TEST. FUEL System TEST and IGNITION SYSTEM TEST. Found the coil faulty replaced and retested==PASSPASSPASS

PART:COIL ASY IGN unit price 148.85

it cost me about 300 to fix. I can take a picture of the part that you need to replace. Let me know if you need it.

I have not had any problems since i got it fixed.
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Old 10-18-2008, 04:27 PM
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03sixbanger
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it cost you 300 bucks to get a ~100 dollar coil replaced....
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Old 10-18-2008, 06:50 PM
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Originally Posted by 03sixbanger
it cost you 300 bucks to get a ~100 dollar coil replaced....
The 300 maybe an over estimation. I took my car to the dealership labor cost is always is high. My bill came out to 450 but I also had other maintenance stuff done.
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Old 10-18-2008, 07:03 PM
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03sixbanger
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good lord thats crazy
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Old 10-19-2008, 10:24 PM
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Originally Posted by 03sixbanger
it cost you 300 bucks to get a ~100 dollar coil replaced....
yes i would like a picture of the coil. hope this is not so serious as it's been going on for a few weeks.
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