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

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2
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1answer
54 views

Caravan Automatic Transmission gear selector

2001 Caravan. Very hard to change from park to any other gear. Selector very loose when pulling down to shift but very hard to get it to stop at a specific gear. Then it is almost impossible to put ...
2
votes
2answers
294 views

2001 Honda Civic LX won't stay in 4th gear

I have a 2001 Honda Civic LX, automatic transmission. There are 3 gear settings: 2, D3, and D. If I'm driving in D3 and shift into D, I can feel it shift gears up (from 3 to 4), but then it ...
2
votes
2answers
319 views

Improving fuel economy in high-milage automatic transmission car

Obviously this question is similar to How to improve fuel economy in high-mileage car? except I am asking specifically about automatic transmission car. The car still delivers lots of ...
2
votes
1answer
535 views

2006 Cobalt SS - Traction Control Light & Hard Shifting

I drive a 2006 Cobalt SS (not supercharged) with the 2.4L engine. In the last month or so the traction control light has been coming on periodically. Turning the engine off and back on causes the ...
2
votes
3answers
1k views

1997 Olds 88, trans issue?

A friend of mine pointed me this way due to my current problems; I've been working on this for three weeks and am no closer to diagnosing the issue, so hopefully someone here can point me in the right ...
2
votes
1answer
411 views

Faulty TCC solenoid or bad computer?

Make: Pontiac Model: Sunfire Year: 2001 Engine: 2.2 L Trans: Automatic Hello to every one, bought my first car and it is fine except for this little annoying problem. After driving it for a ...
1
vote
2answers
172 views

How to know when automatic-transmission box needs to be changed?

My friend is very odd: this thread about durability comparison between automatic/manual durability meant to him that manual is always better option because you can learn to change the clutch and only ...
1
vote
1answer
790 views

Should I change automatic transmission fluid on an older vehicle?

I have a Pontiac Vibe 2004 with an automatic transmission. The mileage now is around 120k miles and I've never changed the transmission fluid. There are no mechanical problems with the vehicle at the ...
1
vote
1answer
84 views

Cost to alter the transmission system

How expensive would it be to replace a manual transmission system to an automatic?
1
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1answer
126 views

Automatic Micra moving on its own & idle speed

Just bought a used Nissan Micra (automatic transmission). When I depress the brake and change into D or R to move off, and then let go of the brake, the car starts moving off slowly. Only had one ...
1
vote
1answer
697 views

What does PRNDSB means?

My Daihatsu Mira does not have any manual, Its an automatic car with TurboEngine and Gear with PRNDSB. What does all these means? My car is four wheel drive as I can see rear differential in it. If ...
1
vote
1answer
254 views

how to find if a car can drive on hills easily or not?

I have a Daihatsu Mira car with 650cc, it has a Turbo Engine with an automatic gearbox. I want to go to a hill station but not sure that this car can drive there easily or not. I want to go to a point ...
1
vote
2answers
114 views

Can anyone identify the problem?

I just broke down. Here's a description: ('97 Subaru Legacy) Driving completely normally along a town road, the car suddenly began to sputter and jump as I pressed on the gas. Then the check engine ...
1
vote
2answers
93 views

Automatic & manual transmission

I read the following: Automatic transmission uses torque converter and planetary gears, while manual transmission uses clutch and a gear box. In automatic transmission, computer and hydraulics ...
1
vote
2answers
514 views

How does a belt drive CVT variator work?

The title basically says it all, but I am the most interested in what the rollers actually do?
1
vote
1answer
520 views

Manually shifting an automatic transmission?

My car has been rather sluggish lately - both ABS and TCS lights are on, which means there is a sensor error somewhere. I haven't had the time to look for and fix said error, but I have had to drive ...
1
vote
1answer
370 views

Automatic trasmission gear lock when accelerating

For awhile now since getting my first car (and only driving Automatic transmissions) I've had plenty of experiences where when making a turn out of a parking lot with my wheels turned a bit too much, ...
1
vote
1answer
50 views

2001 Acura CL hard downshifts

Not sure of a better title, but Ill try to explain what I am experiencing as best I can. I've driven a few different automatic transmission cars with a manual mode. Normally when down shifting (to ...
1
vote
1answer
2k views

Why is my car hesitating to accelerate only when I first start my car?

I've got a 1999 toyota corolla with over 170K miles, and I've had my fair share of problems over the years. Currently, I have this problem that my car seems to hesitate accelerating when I first ...
1
vote
1answer
220 views

97 Bonneville, strange problems accelerating

I'll try to explain this problem as clearly as possible. I have a 97 Bonneville, automatic transmission. When accelerating from idle, sometimes two strange things happen: the car reaches ~20 mph, ...
1
vote
1answer
392 views

Differential Fluid Plug Right Above Catalytic Converter? - '99 Avalon XLS

Recently I was doing some routine maintenance on my 1999 Toyota Avalon XLS and when I was checking the 95k mileage procedures one of the items which caught my eye was replacing the differential fluid. ...
1
vote
1answer
4k views

Best way to diagnose and fix a shifter that sticks in park?

I have a 1997 Caravan [short wheelbase, base model] with a 4-speed automatic transmission. After it sits [off] for a few hours, the shifter will get stuck in park. A little jiggling and a hard pull ...
1
vote
2answers
12 views

2007 Nissan Frontier Transmission, Differential & Transfer Case service intervals for light driving?

According to the owner's manual service/maintenance guide, automatic transmission fluid, differential oil & transfer case oil should be inspected for leaks at the following intervals: ...
1
vote
1answer
53 views

Toyota Corolla 2011 not accelerating when on 60mph or above

I recently bought a toyota corolla 2011 s from a local dealer with 80,000 miles on it. In my test drive everything seemed normal and was satisfied with the deal. But on a recent trip when i actually ...
1
vote
0answers
82 views

How can I rev my engine in drive while holding the brake and not stall? [duplicate]

Possible Duplicate: Why doesn't the engine stall out when you come to a stop with an automatic transmission? Occasionally I press both pedals simultaneously. I can feel my car trying to ...
0
votes
2answers
288 views

Is changing gear to `Neutral` at all possible times a bad practice? [duplicate]

In a Automatic Transmission vehicle, changing gear to Neutral at all possible times like, before breaking for stopping for a color light or driving downhill will save the fuel in a considerable ...
0
votes
1answer
42 views

Volvswagen Passat went out of control

It was raining, and I was on a Motor Way, driving at about 100 mph and approaching 110. It was an automatic Volkswagen Passat, 12K miles old. The car started behaving weirdly, and it started shaking ...
0
votes
2answers
43 views

In an automatic transmission, what decides to change gears? [duplicate]

So say there is an automatic transmission in a car. Is there a computer inside the transmission that decides to change gears, or is there a computer in the car that tells the transmission to change ...
0
votes
2answers
36 views

RPM jumps up & back down at 40mph

My question is for a 2006 Dodge Magnum, 2.7 liter engine. Just over the past month or so, I noticed when I'm cruisung, just coming from a dead stop, when I'm at 40 mph my car kinda feels like it ...
0
votes
1answer
17 views

trans codes trans not shifting o/d is blinking

I have a trans problem my truck lost power o/d light is blinking and trans does not shift at all it has codes that are p1747 p0755 p0743
0
votes
1answer
77 views

How to identify transmission issues

I have a new Camry L (4 cylinder 5 gear)with about 6k miles on it. Whenever I push the car from 0 to 30 mph and then let go easy on the gas to keep the car at 30-35, then I can feel the car 'jerking' ...
0
votes
1answer
92 views

Trying to diagnose from this sound when accelerating

I have a '96 Holden Apollo, automatic, that has a point when accelerating where it sounds like its revving up a bit higher and seems like the gears might not be really gripping. Thats my uneducated ...
0
votes
0answers
7 views

JEEP LIBERTY RENEGADE 2003! Transmission 106

What could it be when , on take off you have to play with gas a little to get tranie to kick in to first gear, after that it goes on real well, thanks for any info on this! engine 3.7!
0
votes
0answers
21 views

Location of fill tube for Nissan Pintara auto transmission fluid

Where on a 2.4lt 1989 Nissan Pintara do you put the transmission fluid? I cannot seem to find where it would go, and my vehicle is not changing gears properly.
-1
votes
0answers
40 views

1986 Ford Escort revs but doesn't accelerate

1986 Ford Escort, with automatic transmission accelerates to 25mph, then rpms go up but it doesn't go faster. Happened suddenly, no unusual sound or smell. Checked ATF and added 1/2" qt. according to ...
-1
votes
2answers
73 views

The disadvantages of mitsubishi lancer 2007 [duplicate]

I am planing to buy a new car that has to be good enough to be used everyday . I have tried the speranza and the brilliance but weren't good and not reliable to be used everyday . Many friends ...