These are questions regarding either manual or automatic gearboxes and their component parts.

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2
votes
2answers
39 views

Transmission Fluid Leaking from AC Condenser. Can I replace it myself and drive it to shop to do the before & after work?

My car is Mazda Tribute My goal is have the AC Condenser replaced. However, there are certain steps in the process that I can't do myself. These are: Before work: Discharge the AC Empty the ...
3
votes
0answers
29 views

2006 Altima slow to shift into 4th when running cold

I have an automatic 2006 Nissan Altima and am having what I assume is a transmission issue. When I have not recently been driving, my car is slow to shift into 4th gear. Normally it will shift and I ...
1
vote
0answers
18 views

My transmission is coming out of gear just as I get going

My transmission in my 2000 Dodge Dakota comes out of gear shortly after I begin to drive, so what is my problem? I only have tried to adjust my 4 wheel drive shift. How do I diagnose this problem?
1
vote
0answers
10 views

Dealer can't program new ECU for 2001 Mercury Cougar because of transmission type

I brought the original ECM in to order a replacement, put it in myself, and then towed the car to Ford. Now they are saying they can't program it because the computer is for a manual and my car is an ...
4
votes
2answers
33 views

Motorcycle transmission occasionally pops out of gear

I'm having an issue where the transmission will occasionally downshift by itself during a fast acceleration. I have a 2005 Suzuki Vstrom 650 and it's been a great bike so far. At pretty high revs, ...
3
votes
1answer
36 views

Building a custom car

I'm curious, is it possible (and how hard would it be) to build a custom car with an engine from a different brand than the transmission? For example, I'd get an old V12 Mercedes engine (with two ...
0
votes
0answers
25 views

How does FWD moves rear wheels without skidding [duplicate]

In a RWD vehicle the rear wheels have a differential and the front have ackermann steering or so, that prevent both the front and rear wheels from slipping, but in a FWD the differential is part of ...
2
votes
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. ...
3
votes
1answer
30 views

After long journeys, gear slips in 5th, but not into neutral

This is a follow up to another question I asked. I've managed to get some video of it happening this time. It started happening after travelling for about 2 hours. I was experiencing heavy traffic. ...
2
votes
2answers
42 views

Transmission replacement and changing gear ratios

I have 1998 Dodge Durango. It's a 4x4 5.9L v8. I'm looking at replacing the transmission and seeing as I don't really need 4wd in the city, I'd like to get better fuel economy and better acceleration. ...
0
votes
0answers
12 views

1994 JETTA sloppy shifter won't go into 4th

1994 Jetta with manual transmission wouldn't shift into reverse. Friend said he reversed something and got it to go into reverse. Now all gears work accept 4th. and although 3rd and 5th work, it will ...
6
votes
1answer
40 views

Wrangler JK transfer box options

Apologies for a very Jeep-centered question, that may not interest everybody. Here goes: I own a 2009 Wrangler JKU (pre face-lift), equipped with the 2.8 TD engine, Chrysler NSG370 six-speed manual ...
6
votes
1answer
838 views

Why do hybrids still use mechanical transmission?

One of the comments on this question reminded me of something I've been wondering for a while. Given that engines get the best efficiency at peak torque, why do most hybrid cars still use a mechanical ...
2
votes
4answers
56 views

Remove Transmission Oil Pan Stuck Bolt

I'm still in the process of changing my 2009 Nissan Sentra CVT fluid. But now I'm stuck, well, me and the pan bolt are stuck. I tried the combination wrench but couldn't get enough leverage. Took the ...
3
votes
2answers
158 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 ...
1
vote
0answers
28 views

2006 Nissan Maxima transmission

I removed the transmission from a 2006 nissan maxima and have a 2 3/4" metal ring with teeth pressed into it and I don't remember where it goes
2
votes
1answer
43 views

How Many Partial Oil Transmission Fluid Changes Until Clean

I have to change my transmission oil (2008 Nissan Sentra CVT). It has a 7 liter total capacity, but due to the torque converter, I can only drain 4 liters at a time. Thus, I have to make several ...
2
votes
1answer
29 views

Transmission knocking and coolant bubbling?

My 92 Ford Explorer knocks a bit when I switch gears. No matter what gear I switch to... (park to drive, drive to reverse, drive to neutral, neutral to park, it doesn't matter)... the car just rocks a ...
5
votes
1answer
83 views

Rust underneath rear of car (Toyota Mk1 MR2)

I have recently acquired an old (1989) Mk1 Toyota MR2 and took a few photos of the underside rear of the vehicle. There seems to be a fair amount of rusting on the rear axle and gear box: gear ...
0
votes
1answer
43 views

What happens when cranking vehicle in gear?

What happens when you crank the engine but the transmission is not in neutral? Are you applying torque to the transmission? Should the vehicle always be in neutral when turning the crankshaft ...
1
vote
0answers
14 views

BDL primary driver inner plate install

I am for the first time ever, in the process of installing a replacement Ultima 6 speed transmission with the same make and model on my 1994 Harley Davidson softail custom trike conversion. It has a ...
0
votes
1answer
52 views

hard shifting and snapping noise

I have a 2007 dodge ram 1500 hemi. When I accelerate hard I hear a slapping noise when it shifts, it also clunks when shifting if I let off the gas during a shift
3
votes
1answer
51 views

Is it possible to test tranny when off vehicle?

I am preparing to do my first transmission (manual) rebuild job. I was just curious if it is possible to test whether the job has been done right while the tranny is off vehicle while simulation ...
1
vote
1answer
35 views

What parts/gears should be replaced if taking tranny down?

I have a bad 3rd gear synchro on my 2007 v6 6 speed manual Tacoma, which results in grinding when shifting 2nd->3rd gear if not done super carefully. As I feel confident in my mechanical aptitude, ...
1
vote
2answers
18 views

96 Chevy Cavilier Leak From the Transmission

I'm looking at buying a 96 Chevy Cavilier which looks from the pictures to be in very well kept condition. The only drawback the seller mentioned was an unknown leak from the manual transmission. ...
1
vote
1answer
92 views

What is the redline for different gears for Peugeot 107 2005 model?

I have a Peugeot 107 which is a 1 liter engine car. I was wondering what is the maximum safe speed at different gears? The car starts to make a lot of noise in 1st and 2nd gear, even at 10 mph at ...
1
vote
1answer
52 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 ...
6
votes
2answers
501 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 ...
6
votes
2answers
187 views

Any truth to the “myth” about changing transmission fluid in older vehicles?

I have had people give me anecdotal stories (friend of a friend type thing) about changing the transmission fluid in vehicles with 150,000+ miles, especially those that haven't had regular ...
5
votes
1answer
123 views

2002 Peugeot 206 Clutch won't disengage

When the car is running, I am no longer able to put it into any gear; like it would happen when you're not holding the clutch, so that is one of the reasons why I think there is something wrong with ...
2
votes
2answers
125 views

Pontiac g6 runs lean; throwing codes

My 2006 g6 v6 3.5 is showing codes p0171, p0174, p0705 and u0073 171 and 174 show that the engine is running lean. Is this a serious issue? 0705 shows the trans range sensor a circuit 0073 says the ...
1
vote
1answer
80 views

Heavy Towing 2007 Chevy Avalanche 5.3L [closed]

I'm going to be doing a bit of heavy towing with my truck. Up to and sometimes over its rated weights (approx 7000lbs). What can I do to add the necessary power and transmission performance that I'm ...
2
votes
1answer
60 views

Clutch issue in 1995 Mazda Miata

My clutch pedal had absolutely no pressure unless I would pump it, but that wouldn't do much. It finally gave out so I changed the master cylinder next to the break cylinder with one that I know works ...
1
vote
1answer
22 views

Gear slips MM540 while applying clutch/stop accelerating

While I drive in 3rd gear its fine, but if I try to apply brakes/stop acceleration suddenly, 3rd gear slips into neutral position (Not exactly neutral) and while I try to put third gear again, it ...
5
votes
1answer
97 views

Converting floor jack to tranny jack?

Is it possible to adapt/convert a regular floor jack to a tranny jack for the purposes of lowering the transmission assembly?
3
votes
1answer
71 views

Replacing 3rd gear synchro on a Tacoma

I have a 4WD 2007 Tacoma V6 manual with 6 speeds. This model has a notorious reoccurring problem with its 3rd gear, which is due to the synchro going bad on that gear, as per many online ...
3
votes
1answer
48 views

Grinding when shifting into 1st from a stop

My car (2013 Ford Focus, 12k miles, 5 speed manual) suddenly started to grind when shifting into 1st from a stop about halfway through my commute home. I realized that if I depress the clutch for long ...
3
votes
1answer
48 views

Transmission not shifting from park

I own a Nissan Maxima 2000. Over the past 2 or 3 days I am observing a strange problem with my transmission. Once I start the vehicle, I place my foot on the brake and try to engage drive, the shift ...
4
votes
1answer
278 views

Clutchless Downshifts Using Throttle Blip on a Motorbike/Sequential Gearbox

This is with respect to non synchromesh, sequential transmission. Ducati along with several after market systems, implement clutchless downshifts by automatically applying a slight throttle to unload ...
2
votes
1answer
98 views

Rough idle in neutral

I have a 6-speed 2012 135i, and whenever I idle in neutral, the car vibrates and makes a noise that I can only describe as sort of a faint grinding sound (it doesn't actually sound as bad as that ...
2
votes
3answers
206 views

Should I put my (UK) Automatic into Neutral at stops?

I have a Vauxhall diesel automatic with electronic handbrake. Which of the following is the best procedure at a red light? Leave in drive, foot on brake Leave in drive, engage handbrake Place in ...
4
votes
2answers
237 views

Name of inverter gear cog in English

One time, I had in my hand an object, part of a tractor gearbox, and i know its Portuguese name:"carreto inversor". The device has two cogs, one is the input and the other is the output. The function ...
5
votes
1answer
66 views

Mystery Sensor on Manual Transaxel Housing

I have a 97 Mazda - 323 S V (BA) - 1.8 i 16V (114 Hp) with a manual 5 speed transmission. While trying to change the oil, I noticed the following connector, with one missing wire on what I think is ...
5
votes
2answers
56 views

01 gti not going into reverse 1st 3rd or 5th after I changed the clutch

So I changed my clutch a few days ago and now it will not engage reverse 1st 3rd or 5th gear but will engage 2nd and 4th no problem with the car on and off. I readjusted the cables but still nothing ...
3
votes
1answer
58 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. ...
2
votes
1answer
624 views

my car acts like its going to stall at a stop

my car drives fine but when i come to a stop light or any stop it acts like it will stall but never does. did some easy things like oil change. no check engine light is on but it seems to keep ...
4
votes
2answers
690 views

1st gear hard to engage unless stopped, Subaru 2004 Impreza Outback Sport

Since I've bought my 2004 Impreza Outback Sport, I've had a problem with shifting into 1st gear. First gear is generally difficult to engage while moving. You can just force it, but it's really ...
4
votes
2answers
802 views

Rental car gearbox broke down

Last week end, I rented a car, fairly new car (probably 1 year old). On the way to give it back, 20 minutes before arriving, the gearbox just broke. I couldn't accelerate etc. During the week end, I ...
2
votes
1answer
216 views

How bad is it for transmission if you release clutch without gas in second gear?

For instance, if you stop at the red light and you release clutch while still in gear in manual transmission, the car would wobble and die. Of course you can start it up again, but what is the actual ...
2
votes
1answer
532 views

Transmission Fluid Pump - 2008 Crown Victoria Police Interceptor P71 CVPI

Hi, I have a 2008 Ford Crown Victoria Police Interceptor. My car runs in forward and reverse for a short time (30 seconds to 2 minutes) and produces a loud whine noise. I believe this to be the ...