Questions tagged [transmission]

These are questions regarding transmissions in general (either manual, automatic or CVT transaxles and their component parts). This tag is not for questions specific to any type of transmission. Instead, use [manual-transmission], [automatic-transmission], or [cvt-transmission] INSTEAD. Use this tag if the question is relevant to multiple types of transmissions.

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3 votes
1 answer
295 views

How does the ATF flow between torque converter and the transmission?

I was wondering how exactly the ATF flows between the torque converter and the Transmission, i couldnt see any hydraulic lines connecting the converter and the transmission, how exactly does the ATF ...
1 vote
0 answers
27 views

2009 Scania G360 opticruise with clutch gearbox problem

I Have a euro 5 no adblue Scania G360 LA4X2HNA Opticruise with clutch. Mileage is 341931 kilometers. The problem is that sometimes when in gear it throws out of gear. This only happens with gear 2 4 6 ...
0 votes
1 answer
38 views

VW POLO 1.6TDI goes limp mode turbo underboost

I have got a few issues with my POLO TDI 2012. My car starts and runs, one day when I start it in the morning, car idles roughly (rpm jumps up and down quickly). Then the car starts acting weird, like ...
0 votes
0 answers
39 views

Car stalls when trying to accelerate after a stop

I have a 2015 Chrysler Town and Country with ~70k miles; check engine light is off. Recently, over the past 2-3 months it has developed a symptom where the car randomly stalls when accelerating after ...
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1 vote
0 answers
21 views

How do I check the transmission fluid levels in an 2008 Opel Combo C?

How can I check the level of tbe transmission fluid in my 2008 Opel Combo C manual? I recently experience problems with my transmission/changing gears and would like to check my transmission fluid ...
0 votes
0 answers
13 views

Does it harm my transmission to drive while the gears are hard to change?

Is it bad for my car to drive when I experience resistance while changing gears? I drive a Opel Combo C manual and starting today I experience resistance when changing gears. I also noticed a smell of ...
0 votes
0 answers
28 views

Why is it hard to shift gears?

Why is my transmission extremely stiff and resistant to changing gears when I drive? I drive an Opel Combo C manual. While driving through the mountains, and lots of engine braking, I noticed a smell ...
2 votes
1 answer
37 views

Does increasing final drive ratio actually improve overall acceleration?

Hopefully, this is the correct forum to ask this. There's lots of stuff online about final drive ratios, but not much with respect to actual acceleration times, and usually it's just anecdotal, butt-...
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0 votes
0 answers
25 views

02 ford f150 v6 manual clutch problems

i have a 02 ford f150v6 manual. i was pulling my camper no problem. i stopped on a hill. burnt the clutch and had to back up. went into gear no problem and pulled her up the hill to flat ground and ...
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0 votes
0 answers
14 views

Flashing overdrive light 2002 ford escape

2002 ford escape xlt-flashing overdrive light comes on after short period of driving. Comes on when approaching 50 mph? Or so...how do I fix it?
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1 vote
1 answer
48 views

Car vibrating when brake pressed in idle

Have a 2018 ford ecosport (3 cyl) automatic. Comes with a torque converter gearbox. Issue: Mild constant vibrations when brake is pressed and transmission is in D. The vibration is lower in when in R ...
1 vote
1 answer
59 views

I can't get my car into first or second gear without lifting the reverse trigger on the gear shift knob, is it safe to drive?

My car is a 2010 vauhall Astra, if I try to get into first or second gear it feels like there's something physical blocking me. When I lift up the trigger on the gear stick, that you usually use to ...
0 votes
0 answers
24 views

Craftsman T100 doesn't fully engage

My main drive belt is not damaged or stretched, but when I release the brakes, it doesn't fully return, getting stuck. Any suggestions on what the problem is? I don't see any debris that could be ...
2 votes
1 answer
75 views

Repairing transmission yourself?

Been having issues with mine (2008 Ford Escape) and I’ve narrowed it down to a broken band. Found videos on YouTube and the process is pretty straightforward - lower the transmission, remove the pump,...
0 votes
0 answers
53 views

Transmission Swap (automatic to manual) on a 2011 Ford Fusion

I would like to swap from an automatic to manual transmission on my 2011 Ford Fusion. I am 100% confident that I can perform this modification if I am able to find the proper components and a decent ...
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1 vote
1 answer
45 views

Why does CVT shift in discrete steps?

My 2018 Subaru Legacy 3.6R has a CVT, and I have wondered why it is programmed to change ratios in discrete steps (like a conventional automatic transmission would) rather than varying continuously. I ...
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0 votes
1 answer
75 views

Does driving my diesel car engine with highest gear but lowest motor speed damage it?

I have a Volkswagen Passat B8 Variant car with 1.6 TDI 120hp diesel engine car from 2016. Manual transmission. Diesel and gasoline prices are at record highs currently in my country of Austria in ...
  • 101
2 votes
1 answer
75 views

2010 Toyota FJ cruiser Transmission shudder

I have a 2010 Toyota FJ cruiser. Has about 250k miles. I noticed a shudder at about 35-40 miles an hour as well as at 55-60 mph. Took it to Toyota dealership and was told it was the transmission and I ...
0 votes
0 answers
32 views

2010 automatic Renault clio won't turn over

I was driving my 2010 automatic clio the other day the car wouldn't change up from 1st to 2nd gear so I pulled over and stopped the car but it wouldn't turn over again and a "check gearbox" ...
2 votes
1 answer
34 views

2007 Cadillac CTS Transmission issue?

My car is starting fine and then drives great for about 15 -30 minutes or so Then it goes out of gear I guess because it won’t drive? I step on the gas and it just revs. What could this be? I changed ...
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0 votes
0 answers
21 views

2003 Toyota Rav4: Scratching sound above 4k RPM

I have a manual transmission, 2003 Toyota Rav4. The problem is that there is now a scratching sound, originating from the front center (sounds like it is right behind the front air vents), that starts ...
  • 103
0 votes
1 answer
97 views

Calculating overall ratio in a manual transmission

In any manual transmission, overall ratio of each gear = that gear ratio X final drive ratio. For example if 1st gear ratio = 3.4 and axle ratio is 4.5, then overall ratio in 1st (overall gear ...
2 votes
1 answer
66 views

How can I test a transmission I just got from the junkyard without putting it in my truck

I have two transmissions that I got for free from the junkyard how can I test them to see if they work they go in a 99 f150 I would rather not put both in to find out they both don't work
2 votes
1 answer
155 views

Car revving too high in 5th gear on the highway

I drive a 2009 fiat sienna and just did my first highway drive in it and noticed it revs at 4000rpm at 130kmh. 3800 at 120kmh is this normal? Cause it always sounds like it needs another gear. ...
  • 21
0 votes
2 answers
62 views

Front crankshaft bolt removal

The front crankshaft bolt, that secures the harmonic balancer, which is also the driving pulley of the drive belt, is 184 ft/lbs on my Tacoma. The Haynes manual says to use a pin spinner to lock the ...
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2 votes
1 answer
97 views

Resealing CVT Transmission TCM conductor plate using Epoxy

TCM (transmission control) on this CVT (continuously variable automatic transmission) has aluminium soldering that has failed. once fixed comes the problem of resealing the circuit board from the CVT ...
0 votes
1 answer
272 views

Can downshifting a Direct-Shift Gearbox (DSG) / Dual Clutch Transmission (DCT) while accelerating up a hill damage the transmission? [closed]

I read an article about some things which could damage your transmission if you have a Direct-Shift Gearbox, or DSG. For reference, DSG is the trade name Audi and VW use for their gearboxes which are ...
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0 votes
1 answer
118 views

Is it possible to break a motor mount while doing transmission repairs?

Long story short- took my vehicle in for transmission flush, they messed up and I’m now eating the cost of a new transmission. Now that they are repairing the transmission they say they notice the ...
  • 21
0 votes
4 answers
73 views

Could all cars ride four times faster? [Transmission / Differential mechanism]

In a book "How a car works" I have read such sentence: The crown wheel usually has about four times as many teeth as the pinion gear, causing the wheels to turn at a quarter the propeller-...
0 votes
1 answer
32 views

82 Corolla manual. Have a slow leak in the transmission propeller shaft. Now car won't shift into any gear when running

I have a Corolla Ke70 with the manual 4 speed transmission. There was a slow leak between in the oil seal and propeller shaft. The leak isn't very big. However, I have left this leak for almost a year ...
  • 113
0 votes
1 answer
72 views

Transmission Unit Changed on Jaguar XJ Super V8

My transmission unit recently failed on my 2005 Jaguar XJ Super V8, and I had it changed (Donor car was a Merc S Class from the same year I guess, as they used the same transmission). I have put ...
0 votes
1 answer
58 views

Can anyone offer advice on MUTILPLE codes all seeming to deal with my transmission

2001 Ford Taurus Wagon with 124K miles Duratec engine Drive car yesterday and everything seemed fine. Came home and parked it like always. Today the car runs but both the check engine light and the ...
0 votes
1 answer
58 views

Car takes long to shift gears while stationary

I have a sports car that recently started acting up when I change gears from Reverse to drive. I have two main issues that surfaced recently: When changing gears from park to drive, or when engaging ...
12 votes
3 answers
5k views

Accidentally put CVT into park

So I was driving and I accidentally put the transmission into park, I was doing maybe 4 or 5 km/h I didn't hear anything unusual other than the tires squealing, drove fine after that but I was ...
  • 129
0 votes
0 answers
67 views

Motorcycle dragging when not in neutral

I have a cbr250r, 2 years old. when I try to move the motorcycle physically it feels a lot heavier/dragging than doing it in neutral. Does it has to do something with clutch? as my gear shifts also ...
0 votes
0 answers
44 views

How to tell if I need to replace the transmission?

Subaru Forester 2011, 4AT Transmission I was planning a trip last month and noticed my car occasionally made a shake when accelerating from a stop. I sent the car to the dealer for an inspection, and ...
  • 123
1 vote
0 answers
78 views

Honda Civic violent shaking when put into reverse or drive gears

I Recently picked up a 2008 Civic EX sedan with the 5-speed automatic. Had it up for for a day or so fixing up the air suspension and replacing the power steering fluid and engine oil. I took it down ...
1 vote
1 answer
149 views

2019 QX50 CVT: Sudden drop in MPG + change in engine noise -- no codes

I'm seeing a sudden, significant (>40%) drop in MPG from my 2019 QX50 (FWD, CVT). I do a fairly regular long drive from SF to Sacramento, and highway MPG for these trips has always been ~31-33MPG; ...
0 votes
2 answers
486 views

Could gearbox be damaged by pushing gear lever too hard with broken clutch?

Yesterday I was unfortunate enough to have my clutch give up while a few miles away from home. My clutch pedal started vibration a lot and then after a quick pop, I had no gears. I didn't know you ...
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0 votes
0 answers
56 views

My battery exploded and made a hole in some plastic in the transmission and now I have water in my transmission

I've been out of town for a month. When I got home last week my 2018 Ram Promaster city van (2.4L 9 speed auto) with 20k miles would not start. I had full power for lights. When I opened the hood I ...
  • 161
0 votes
2 answers
352 views

Should I change my 2005 Honda Accord's transmission fluid? [closed]

I just bought a 2005 Honda Accord EX-L v6 this last week. It has about 180k miles. I'm doing maintenance on it like changing oil, air filters, etc, but I'm nervous about changing my trans fluid. It ...
  • 1
0 votes
0 answers
96 views

Transmission seems to go in neutral when I stop or when starting

I have a 02 Oldsmobile bravada. It is an automatic transmission. When I start the car or come to a stop it will drop into neutral. If I drop it into 2nd it will go and then I can put it into drive and ...
0 votes
0 answers
76 views

Shk shk noise when engaging clutch

I have noticed when clutch is engaged there is a sound(not sure how to describe it but it sounds something like she shk shk shk shk repeatedly and fast. when I put the clutch down /disengage it the ...
  • 2,714
1 vote
0 answers
85 views

How hard is it to convert manual column shifter to manual floor shifter?

I am planning to buy a Ford Taunus P7B 17M but it has a 4 speed column shifter. Most of the P7B models came with a 4 speed floor shifter. Both are exactly the same transmission only difference is ...
1 vote
0 answers
28 views

08 GMC Canyon automatic 4l60e won't engage when shifted from park into drive, but will engage if shifted from park to 1st

I have a 08 GMC Canyon 4x4 automatic transmission 4l60e that when shifted from Park into Drive it won't Engage but if shifted from park to 1st it will engage. The transmission won't go when shifted ...
  • 11
0 votes
0 answers
26 views

I hear weird noise while acceleration. Is it normal?

I don't want to describe what I hear, so I've recorded it. Here's the link: https://www.dropbox.com/s/78wfgeng2j6a0zk/Engine.mp4?dl=0# You can hear it at 0:03 and 0:05 when the transmission shifts the ...
0 votes
1 answer
265 views

Why does my reverse gear need the engine to rev up in order to engage on a 1970 Oldsmobile Cutlass

I bought a 1970 Oldsmobile Cutlass about three years ago in Texas, the seller never told me and made sure we never used the reverse. The transmission tail was changed, I saw that when I got under it ...
0 votes
2 answers
475 views

Best way to park an automatic car on a slope without cause damage to the gear box [closed]

Let s say i want to park my car on a sloppy road with out applying pressure on the automatic gear box. The approach i m currently use is the below: Complete stop the car by pressing the foot brake (...
0 votes
1 answer
39 views

Won't go when out in gear [closed]

I have a 1500 Suzuki intruder that I changed oil oil filter and gear lube on Plus changed plugs now when I put it in first it dies why
1 vote
1 answer
34 views

2003 Alero /highway /rpms

I have 2003 Oldsmobile Alero, it runs at around 4000 rpm doing 55 and at 70 its close to 5000, i know this isn't normal.Is it not shifting correctly? I haven't noticed any issues with the transmission....

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