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Two months ago, I took my car in for an inspection and a transmission diagnostic. As soon as I pulled my car off the lot, I noticed that it was acting strange upon acceleration and deceleration. If I stepped into the gas, it was jerky and hesitated. If I let off the gas, it stuttered or cut down on RPMs quickly.

Now, I have a hole in my exhaust (the A pipe, I think it's called). Could the exhaust problem be causing this? Or is it something else?

Thanks for anyone who can hazard a guess. If you want or need more specifics, just leave a note, and I'll add details.

2007-03-23 10:28:59 · 8 answers · asked by Anonymous in Cars & Transportation Maintenance & Repairs

8 answers

It could be a transmission emission line whose that they forgot to hook up or something more simple than that. When you descelerate it waould make a rumble hesitation because of the hole. When you accelerate it could be casue by a bad o2 censor whock is located on your headers (the drivers side). This would cause acceleration problems in all gears.

2007-03-23 10:43:04 · answer #1 · answered by Joseph 2 · 1 0

It shouldn't be your exhaust system. A bad exhaust should affect your driving that much. I bet its your transmission if the engine keeps its normal RPMs. I don't want to tell you this but the place where you got the transmission diagnostic might have screwed you over and messed something up in the transmission to get you to come back and pay them a boat load of money to fix the problem they made intentionally. Since you took it to them to have a tranny diagnostic they will assume that you thought there was a problem to begin with. So if there wasn't a problem they might have created one to get more money out of you. Sounds bad, but that is how a lot mechanics are. CROOKS!!

Happened to me, so I know from experience. My mechanic drained the transmission fluid from my tranny and it had it a melt down a couple days later and like a fool I took it back to him to fix it and paid him over $1,000 dollars. I hate mechanics like that. Thats why lately i have tried to learn as much about mechanics as i can so i can fix things myself because the only one i trust with my car is myself and noone else.

2007-03-23 19:20:39 · answer #2 · answered by aguiladeoro04 2 · 1 0

This is exactly what my 2000 Ford Focus does it takes awhile for the speed to accelerate on the first gear only, I had my transmission fixed because accordingly to this issue I figure it had to be my Transmission so they replaced it with a used one and 2 weeks later the same problem started doing it again I have a 6-month warranty on the used transmission so I better take it in. Have a guy look at it again.

2007-03-23 17:36:03 · answer #3 · answered by Pretty me :) 3 · 1 0

I don't think the exhaust pipe would cause the problem that you are having, I would take and have the car tuned up and have a new fuel filter put on and put some Lucas fuel injector cleaner in the gas tank.

2007-03-23 20:06:44 · answer #4 · answered by mister ss 7 · 1 0

It could be that the o2 sensors are disconnected or damaged or the hole is before the last o2 sensor. This can cause a similar problem but.................. my guess is that they didn't fix the transmission correctly.

2007-03-23 18:35:27 · answer #5 · answered by creatingmars 3 · 1 0

they may have damaged the converter if they lifted the car. look towards the front, about a foot behind the engine you will see it if its crushed. did you go right back and ask them about it

2007-03-23 17:34:27 · answer #6 · answered by itsthewill 6 · 1 0

I would have to say someone forgot to hook a vacuum line back up to the tranny.

Take it back.

2007-03-23 17:35:59 · answer #7 · answered by Mr. KnowItAll 7 · 1 0

a people mechanich yes but Im also a firefighter and tend to break things

2007-03-23 17:31:52 · answer #8 · answered by Anonymous · 0 2

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