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

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2
votes
2answers
25 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. ...
1
vote
0answers
4 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
4answers
46 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 ...
4
votes
1answer
238 views

What is this part and how do I remove it?

I am trying to replace my motorbike clutch friction plates, but cannot remove the basket around the plates ( I think that's what people mean when the say 'basket' - the cover over the plates that ...
1
vote
1answer
32 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, ...
0
votes
1answer
350 views

99 Mitsubishi Montero Sport idle problem

Upon starting, engine idles at about 1200 in park. When it warms up, idle drops to nothing, unless air conditioner is at max where rpm is roughly 400 to 500. Where should I start looking?
0
votes
0answers
7 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
819 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 ...
4
votes
1answer
222 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 ...
5
votes
11answers
30k views

Use of Neutral Gear in Automatic Transmission

I am new to driving A/T cars and I am trying to understand the use of Neutral(N) gear. Should I shift my gear from D to N when my car comes to a complete halt on a red light or somewhere else? As per ...
2
votes
1answer
469 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
656 views

Could a fuse be responsible for my VW Jetta not shifting while in drive?

Issue with my VW Jetta (2001) Automatic transmission, gasoline engine My tail lights were out because of a missing fuse. So in the dark I looked to find a good one to replace it with (of the ones ...
3
votes
2answers
69 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 ...
0
votes
1answer
147 views

Volvo 940 Dashboard Flashing winter Driving arrow

The flashing “winter driving” arrow on the dashboard according to the maintenance manual calls to take it to a Volvo dealer due to a transmission failure. Could this be due to cold weather, and what ...
4
votes
4answers
54k views

Car shakes when in gear at red light

I bought a '96 Toyota Camry about a month ago. When I first turn the car on and the engine is cold, I can have the car stopped (in gear) and it will not shake. The idle RPMs will be at 1000. After ...
1
vote
0answers
20 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
3
votes
3answers
4k views

turning right causing small vibration and noise

My 2004 Ford Focus makes small grinding and vibrating noises when turning to the right. The problem was much more severe earlier this month. I took it to the shop and had them get me new tires and an ...
-1
votes
0answers
54 views

electric moped + wind power

Which is better to charge a battery at minimum RPM? I want to make a wind mill project. Battery details: +----------+--------+ | Voltage | -48 V | | Capacity | -20 Ah | +----------+--------+ ...
3
votes
1answer
229 views

Pulley Difference After Drive Belt Change

I have one worry after yesterday's fairly difficult but successful drive belt change on my Big Boy scooter. The main nut on the fron pulley now goes on much less further than before it came off. I ...
0
votes
1answer
41 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
2
votes
1answer
37 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 ...
5
votes
4answers
6k views

1 Piece versus 2 Piece Drive Shaft

A guy on a Nissan forum asked why he should keep his 2 piece drive shaft in his truck instead of changing over to a 1 piece version. This was the answer I gave him: The 2 piece drive shaft (DS) ...
2
votes
1answer
24 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 ...
9
votes
4answers
7k views

Causes of early clutch failure EXCLUDING driver style

UK 61 plate, Ford Diesel Mondeo Estate, Econetic: clutch replaced at 31,800 miles; failure caused by 'driver style' I use my car daily for commuting and for business. It's supplied to me as a company ...
1
vote
1answer
64 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 ...
5
votes
1answer
73 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 ...
4
votes
3answers
4k views

Durability of automatic transmission boxes versus durability of manual transmission boxes? Their lifetimes?

My friend is against cars with automatic transmission because he thinks that they break easily and that their repairing cost a lot. He thinks that it is impossible to maintain an automatic ...
0
votes
1answer
34 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
13 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 ...
2
votes
1answer
52 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 ...
3
votes
1answer
45 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
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. ...
5
votes
1answer
63 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 ...
6
votes
2answers
395 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 ...
1
vote
1answer
73 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
39 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 ...
5
votes
1answer
82 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 ...
4
votes
3answers
14k views

Automatic transmission: Is shifting to neutral while approaching stops bad?

This is not with the intention of saving fuel (as I have seen many answers assuming savings in fuel while doing this). But I have this habit of putting the vehicle into neutral before approaching ...
6
votes
2answers
138 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 ...
3
votes
0answers
794 views

John Deere SX-85 will not go into reverse, or move backwards

I have John Deere SX-85 riding lawnmower which comes with a Peerless 910 series transaxle. It has mowed the lawn twice since the installation of all new belts over the winter. During the second mow, ...
5
votes
4answers
8k views

Random RPM jump when accelerating hard

I should state first off that I'm not much of a car guy when it comes to the actual mechanics behind them. I just wanted to check if there's anything going wrong with my transmission. I drive a 03 ...
2
votes
2answers
88 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 ...
3
votes
1answer
37 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 ...
1
vote
1answer
20 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
83 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
55 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 ...
1
vote
1answer
2k views

VW Golf manual will not move forward in 1st gear but can reverse

When I stop the car, sometimes it will not move forward from 1st gear but if I reverse it will clear the issue. Then I'm able to drive forward in 1st gear again. Reverse seems to reset the car. What ...
1
vote
4answers
3k views

Hydrostatic transmission oil confusion

I have a John Deere LX176 lawn tractor and am confused about its hydrostatic transmission oil. The manual states that the hydrostatic transmission oil should be "SAE 10w30 engine oil with API ...
5
votes
2answers
52 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
3k views

Toyota FJ Cruiser transmission problem

Got Toyota FJ Cruiser 2010 Automatic, 4x4 full stock (no warranty, I live in Central Europe). I have strange transmission issues. I had already spent 2,5 years of life and about 2500$ just to diagnose ...