Questions regarding automatic gearboxes, and associated parts such as torque converters

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2004 Ford Explorer accelerates too quickly from idle

I have a 2004 Explorer/v8/4wd/bauer edition. When I take off from a stop, there is a slight lag and then the vehicle over accelerates (sort of "jumps" off the line). If I gradually apply the ...
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0answers
10 views

CD4E Transmission Flush

I just got a 98 Mazda 626 2L and need to flush the atx fluid, it's really dirty brownish red, but not burnt and I didn't notice any particles in it. I think the car has a CD4E tranny, and I've ...
3
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1answer
57 views

What are some signs my transmission is having problems?

I have a 2004 Honda Accord sedan, automatic transmission with about 180k. I wanted to get a second opinion on what I'm observing to see if there's a problem (which I think might be starting) or if ...
2
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0answers
37 views

Engine Running Fast in Park

Never had this issue before but I just started my vehicle and the tac automatically revved up to 1500 rpm when I cranked it. It didn't go back down while in park, it basically idled at about 500 rmp ...
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0answers
16 views

High idle, not shifting gears - 1995 Mercury Mystique

My friend has a 1995 Mercury Mystique that was suffering from low idle problems (stalling out at stoplights, etc). He replaced the throttle position sensor, and after that the low idle problem was ...
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1answer
42 views

Shifter(auto) stuck in park and override won't work

I have a 2005 Toyota Tacoma TRD that won't shift out of park. I just came back from a 3-month trip and went to drive my truck somewhere but it wouldn't shift out of park. This has happened before as ...
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1answer
49 views

Toyota Camry 2005 automatic gears won't engage

I have a Toyota Camry 2005, the car was taken to a mechanic for oil change out and according to the mechanic he opened the transmission down plate and remove the valve body and serviced it which I ...
5
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1answer
95 views

Push start a car with automatic transmission

Is it possible to push start a car with automatic transmission? Use case: Let's say the battery is dead or you have a bad starter. I know this can be done on manual cars by putting the car in to gear ...
4
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1answer
90 views

Could too much transmission fluid cause problems?

Is my reasoning here a plausible explanation for the issues described below? Background The CEL on my friend's 2003 Mazda6 lit up yesterday, along with a flashing HOLD light. We hooked it up to a ...
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4answers
246 views

How easy is it to overfill transmission fluid?

I was helping out a friend yesterday who was facing some issues with a transmission-related CEL on his automatic 2003 Mazda6. When we checked the ATF dipstick the transmission fluid was a clear ...
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3answers
49 views

What is this thing behind my oilpan and is it bad that it's cracked?

Sorry I can't be more specific. I have no idea what it is and my google-fu has failed me. Here is an image of the part in question. It is in the center of the image and has a large crack in it. ...
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0answers
61 views

(Video) Very Loud Hissing/Spraying Noise, Transmission?

Ok, very weird situation: 2001 Mitsubishi Montero Loud hissing sound coming out of front passenger wheel well when accelerating. Here is a video: https://youtu.be/tiSFdoniRm0 I have put it in park ...
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0answers
25 views

Compatibility with automatic transmissions between MDMA and M4TA Honda CRV 98

I need to buy an automatic transmissions but only found MDMA automatic transmission for this reason I need to know the compatibility between MDMA and M4TA. Honda CRV 98 4X4 and mi car use M4TA Exist ...
2
votes
1answer
31 views

2003 Yukon 5.3 with 278,000

At 70 mph and about 2000 rpm, I have noticed that when i lightly press on the accelerator, the rpm will rise but speed will not increase. i press a little harder and the rpm will come back down to ...
3
votes
2answers
185 views

Reverse Gear Doesn't Work Anymore on an Automatic

I've been having troubles with my automatic transmission for sometime now mainly it's lost it's smoothness and has been slipping first thing in the morning. I've practically worked on every other ...
5
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3answers
156 views

Honda FIT GP1 HYBRID 2011 knock

in my auto gear honda fit gp1 hybrid car, (mileage 56 000 KM) I had a engine tune up and changed my injectors (8 injectors) last month and after 2 weeks i started getting a slight knock (jerk or ...
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2answers
129 views

Pressing on gas and brake at the same time by mistake - How harmful is it to the gearbox?

I usually brake with my left foot when driving a car with automatic transmission. I find it easy to switch between right-foot and left-foot braking if needed (for example, if I need to drive a car ...
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0answers
33 views

1999 Mazda 626 Auto Transmission Starts in 2nd, wont shift past 3rd

My wife has a 1999 Mazda 626 that had the transmission rebuilt 5 or 6 years ago. Recently the car started having problems starting unless it was shifted in to neutral. I replaced the neutral safety ...
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3answers
109 views

Safe engine braking in automatic cars

When I was learning to drive, I took my lessons in a manual car. On one of the lessons I was performing a reversing maneuver and I controlled the car on both the clutch and the brake pedal... which I ...
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votes
1answer
80 views

How to Detect a Bad Transmission When Buying a High Mileage Vehicle

Rebuilding a transmission is one of the most expensive things that can be done on a car and I've been told it's one of the main reasons people dump cars other than timing belt issues. I've read ...
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1answer
33 views

How Difficult / Expensive is it to Swap An Automatic Transmission?

Let's say you are thinking of getting a car cheap due to it having a spotty automatic transmission. How difficult / expensive would it typically be to get a low mileage second hand transmission from ...
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0answers
17 views

Passenger side front wheel locked up 93 topaz

The passenger side of my daughters 93 Topaz is locked. There was a noise and the cv boot was torn so I thought I would change the brakes too. When I got the front end off the ground I put in drive to ...
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0answers
73 views

Car slightly lurches forward once or twice while braking to a stop, transmission bumping

I have an Automatic transmission 2002 Nissan Maxima and want to know if a faulty vehicle speed sensor can cause a car to lurch forward when braking. If I am travelling at 40 mph in 3rd gear and then ...
3
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1answer
35 views

Identify parts I need from a supplier catalog

I'm French and I own an old Volvo V70 car whose automatic gearbox sounds seriously tired. In Europe an specially in France, automatic gearbox is not usual as it may be, say in USA, so it's not easy ...
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votes
1answer
79 views

Engine sound rumbles/grumble noise 800-1300 RPM

A 2000 Toyota Celica GTS 225k miles engine makes a mild rumbling/grumbling rough sound when accelerating slowly from a stop in drive or reverse only in the 800-1300 RPM band. Does not occur when in ...
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1answer
56 views

Volvo S60 T5 Auto gearbox replacement

My Volvo S60 T5's gearbox (aw55-50sn) has finally broken; it has a slipping third gear and possible clogged up solenoids in the valve body (due to it clonking into "D" mode). I'm wondering if there's ...
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1answer
54 views

2006 Saturn Ion wont shift into drive but will in reverse

Couple of days ago my 2006 Saturn Ion transmission stopped working, I can put the car into drive but when I hit the gas it just revs up and doesn't actually go anywhere, it will roll though like its ...
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votes
2answers
526 views

What is the difference between an automatic and an AMT

I have seen many recent car launches in my home country which claim to have something called as an AMT or Automated Manual Transmission. I am curious to know how is this different from a traditional ...
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2answers
153 views

Transmission fluid leak 1993 5.0 V8 F150 Engine

When I add transmission fluid, it leaks out below. It looks like it is collecting around the pan, but also forward. I am asking to see if someone thinks changing the pan won't cover the leak. ...
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0answers
72 views

2002 Subaru Legacy, Grinding Sound

Just got home from work and put my car into park and heard a grinding sound. The parking brake stopped working. I tried putting it into drive and got the same grinding sound. It was as if something ...
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0answers
36 views

'95 Chrysler Lebaron Shifting

I have a 1995 Chrysler Lebaron. 3.0L, V6, Automatic transmission. It has recently developed an issue where as you accelerate, it seems to get "stuck" in third(maybe?) gear. It will drive with that ...
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0answers
15 views

2014 Mazda 3 Sport

Whenever I shift from Drive to Reverse, or vice versa, I get a slight vibration in the brake pedal. It doesn't occur while I'm driving or moving, only when I shift gears. Nothing else vibrates in the ...
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1answer
85 views

Transmission won't shift into second after rebuild

I have a 94 Pontiac Firebird with a 4L60E automatic transmission. I bought a transmission rebuild kit and installed everything right, but it's not shifting into second the way it should. Everything in ...
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votes
1answer
203 views

At a complete stop, why is my RPM in Neutral gear greater than Drive gear?

I always assumed that my engine would do less work in N (neutral) than in D (drive). However, I tried a little experiment. My car wasn't moving, my foot is on the brake, and I have in D. I then switch ...
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1answer
251 views

Is it bad to switch gears to D while my car is still moving backwards

I am reversing. While the car is still moving backwards, I switch gears from R to D, and press the accelerator to start moving forward. After a bit the car stops going backward, and starts moving ...
2
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0answers
138 views

Signs of a bad transmission?

I have a 2004 Subaru Legacy L Sedan Automatic. I've been starting to notice in the past few months that the transmission is shifting strange, typically either when the car first starts up, or has been ...
3
votes
1answer
59 views

Surely I'm refilling my transmission fluid incorrectly

My car ('96 Ford Taurus) developed a transmission fluid leak and lost an unknown amount of fluid. I fixed the leak and began replacing transmission fluid but this has proved to be extremely tedious. ...
3
votes
1answer
142 views

2005 Scion TC Automatic Skips Drive and goes to 3rd

2005 Scion TC automatic transmission never actually goes into D (drive), but goes right into 3 even though the gear shift lever is in the D position. The P R N D 3 2 L indicator on the dashboard has ...
2
votes
2answers
163 views

What is the best way to determine if my hydraulic motor mounts are bad?

I am experiencing delayed forward movement at take off. I apply the accelerator nothing happens until it jolts forward. When I stop it lunges forward, which leads me to believe it is the motor mounts. ...
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1answer
218 views

2004 LEXUS GX470

I have a 2004 Lexus GX470. I am having this problem where as I accelerate, my RPM goes up to like 5/6 and my speed is not going up. If I back off the pedal and try again it sometimes will ...
3
votes
2answers
228 views

Why does car rumble/shake with light pressure on accelerator?

Have a 2006 Ford Expedition. I had noticed about 6 months ago that every once in a while it would rumble or shake when I was going 45-55 mph and with my foot only lightly on accelerator. Now it ...
2
votes
0answers
46 views

Changing Ford e4od to 4r100

e4od is a gear driven speed sensor/ 4r100 is reading directly off tail shaft and signal is much faster causing speed to read much faster. Is there a way to put an in-line adjustable type signal ...
2
votes
1answer
334 views

2001 civic won't accelerate when pressing gas petal..?

For the past few days my check engine light has been on. Whenever I try to accelerate, the car will not go very fast at all, no matter how hard I press it, all the way down, halfway, doesn't matter. ...
2
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0answers
184 views

Possible transmission fluid leak

2001 Toyota 4Runner SR5 265K miles. I haven't driven it in 2 days and came out and found a small pool (about 2 teaspoons at the most) underneath the engine area. It's clear with a tinge of red, no ...
3
votes
1answer
398 views

Flat Tow Subaru Auto Trans with Engine Running?

A year ago I traded my 2012 Ford Focus for a 2014 Subaru Outback 2.5i Premium (automatic transmission). Dealer told me it could be flat towed, made sense to me, why not so long as it is in neutral? ...
3
votes
1answer
205 views

How to add transmission fluid with no dipstick?

I have a 2003 chevy cavalier, and just replaced the radiator due to a transmission fluid leak into the antifreeze. I don't know how much fluid was lost because the transmission was designed without a ...
6
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3answers
5k views

What disadvantages a car with 4-speed transmission have compared to 5, 6 or 7 speed with similar engine?

This seemed to be most relevant site to ask my question. I am planning to purchase a new car and my shortlisted car has 4 speed automatic and 1.6 litre engine. The thing that worries me is that it ...
2
votes
2answers
206 views

2010 VW Stuck in Park

I have a 2010 VW Jetta Stuck in Park. When I turn it on, press the brake, and press the shifter button it doesn't move. How do I get it out of park? The brake light and dash indicator do toggle ...
3
votes
2answers
490 views

Difference between “dumping the clutch” and N->D in an auto?

What's the difference between dumping the clutch, and going from N->D at high RPMs with an automatic transmission? Will this cause any damage to the vehicle?
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votes
4answers
1k views

Ford Focus won't rev high when slipping on snow

Why doesn't my 2010 focus allow me gun it when it starts slipping in snow? It makes it impossible to get out of even a tiny bit of snow. My civic never got stuck because I could always just gun it, ...