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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GMC c5500 TopKick

There is a transmission problem and a code on this truck but my scanners cannot read the PCM codes. What scanner should I use to read PCM codes on a GMC c5500 TopKick?
Henry's user avatar
  • 111
2 votes
2 answers
103 views

RPM drops quickly after letting off accelerator

The problem: In my 2005 Chevrolet Malibu, the RPM drops down to around idle whenever I let off the accelerator pedal. It feels as if it were a manual shift car and somebody pushed the clutch pedal in ...
Charlie Armstrong's user avatar
1 vote
0 answers
35 views

Toyota Rav4 bucks in reverse

I drive a 2007 Toyota Rav4, and it bucks / jumps in reverse when backing up a steep hill or accelerating on flat ground. When I first noticed the problem, I was backing up an unusually steep hill, so ...
Joseph H's user avatar
0 votes
0 answers
29 views

Do transmission drive gears slide onto a keyed/splined shaft for manual transmissions, or is the entire piece one unit?

So this is obviously a "one size fits most" question, and my actual real world use case may not represent the answers I get here, but I'm curious. I'm looking at doing an electric motor swap ...
Sidney's user avatar
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2 votes
1 answer
48 views

2001 MB E320 Shifted from Park to Drive Without Pressing Brake

My mom was driving a 2001 E320 with a passenger, and had parked on a slight upward incline. She stepped out of the vehicle to speak to someone, and as she returned to get her purse (but before she ...
flextempers's user avatar
1 vote
0 answers
46 views

2021 Corolla LE transmission issue; shifter caught between "B" and "D"

First time posting! I'll get to it. First off, i have a 2021 corolla LE. So the other day I'm driving, and noticed my car wasn't behaving like normal. I looked down at the shifter and it is stuck ...
Corolla20211984's user avatar
0 votes
1 answer
24 views

Screech on startup (manual)

I have a 2008 Honda Accord K24Z3 with the 5-Speed Manual (178k miles), and I’ve got actually two questions/problems. First; When I start up my car clutch+key turn, if I keep my foot on the clutch even ...
NewbieDubbie's user avatar
1 vote
1 answer
51 views

Renault Master 3 Whining/Bearing Noise

I have 2016 Renault Master. It starts whining/bearing kind of noise around 60kmh, gets much lower after 70-75kmh. It also gets lower on neutral or when clutch engaged but doesn't completely stop, can ...
beydogan's user avatar
  • 111
2 votes
0 answers
49 views

Can new tires cause transmission failure

Question about transmission failure. 2019 Honda Passport AWD Elite: 9-26-23 put on 4 new tires “265/45R-20XL 108V ION EVO all season SUV”. Had 65,198 miles at the time. Tire Center said they were used ...
Maggie's user avatar
  • 21
1 vote
0 answers
24 views

2013 Ninja 1000 Stuttering only in 2nd Gear

My 2013 Ninja 1000 is stuttering when given heavy throttle input, but only in second gear. The bike also had trouble priming the pump when turning on, so I thought these were related. I got an opinion ...
Kayle's user avatar
  • 11
0 votes
1 answer
22 views

Blazer transmission pan interchange options?

I have a 97 Chevy Blazer four-wheel drive with 4.3L V6 engine. The transmission pan is leaking because it has a hole in it; what transmission pan will interchange?
Tommy Hill's user avatar
0 votes
0 answers
64 views

Why did old planetary gearboxes use servos and brake bands instead of multi plate clutch packs to brake certain elements of a planetary gearset?

For example in the picture below you can see an allison cd-850 planetary gearbox which was first designed in mid 1940s and used in patton tanks. We can see that it uses brake bands to hold the ...
Timothy Scherer's user avatar
1 vote
0 answers
31 views

My car want go into D but will go into 1st &2nd grear it's also been leaking transmission fluid what could be the problem 07 Buick lacrosse

2007 Buick GMC lacrosse CXL V6 Transmission fluid been leaking now it doesn't want to go into drive(D) but will go/work in 1st and 2nd
Latasha's user avatar
  • 11
1 vote
2 answers
104 views

Why CBT 2600 tractors have this weird shift lever?

As you can see in the picture below the shift lever is very weird. What could be the reason for this? Maybe it used 2 tranmissions back to back and this shifter layout allowed to operate both ...
Timothy Scherer's user avatar
1 vote
1 answer
64 views

Motorcycle clutch

Honda xl350 1974 Clutch not working bike won't go into neutral, I can shift it (bike not running obviously) Riding home bike it slowed down, engine then stalled, costed about 20ft then the back wheel ...
Jimyy's user avatar
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0 votes
0 answers
33 views

Transmission makes more noise than normal in passing gear

My 2003 Acura MDX seems to make more noise when it switches to passing gear than it used to. It can even get to almost a screech, albeit a low volume screech. Although maybe not related, I recently ...
Daanii's user avatar
  • 123
1 vote
1 answer
66 views

Identify control knob with transmission-looking symbols in a MAN snow bus

I have seen the above control knob in a cab of a bus travelling between Queenstown, New Zealand, and the Remarkables ski area. What does it do? The bus is pictured on Ski Bus Transport page (top image,...
Koterpillar's user avatar
1 vote
0 answers
52 views

Purpose of clutch in transmission with multiple neutrals

I am currently repurposing the transmission and clutch of a pretty old walking tractor (Bucher K3). Here is a picture of exactly that transmission: So this transmission has 3 forward and one reverse ...
Yanick Salzmann's user avatar
2 votes
1 answer
129 views

97 Chevy Tahoe 4x4 - Speedometer is reading 10 mph fast and fuel consumption seem to be up

I replaced the Vehicle SpeedSensor that’s on the tail shaft of gear box nothing changed. I would like to know if there is another sensor that affects the speedometer possibly inside the transmission ( ...
CouchRider's user avatar
1 vote
3 answers
90 views

Finding banging/clanking noises when driving over rough surfaces or potholes

I'm trying to locate the source of the noises coming from the engine compartment, only problem is that it only happens when driving and it's hard to tell where exactly it's coming from as I can't ...
Aden's user avatar
  • 83
0 votes
1 answer
39 views

When clutch is pulled down my KTM 690 R in first gear still moves forward

just changed the primary wheel drive of my KTM 690 R model 2011. Now when I put the first gear and pull down the clutch bar the bike moves forward. If anyone can help I would appreciate. Cheers.
Tom Steiner's user avatar
0 votes
0 answers
119 views

5r55S.. Will it work in place of a 5R55E

I've got a 2003 Ford explorer XLT with a 5R55S transmission I want to install it in a 2002 explorer with a 5R55E transmission Will the swap work without issues
tim ofthe's user avatar
-1 votes
2 answers
44 views

Is a very harsh downshift indiciative of transmission failure?

I have a 2015 Hyundai Accent with a 6-speed auto transmission. The transmission shift smooth almost all the time. But at certain speeds , if I completely completely depress the throttle from like 0%-...
Scorb's user avatar
  • 378
0 votes
1 answer
119 views

Is it safe to change DSG transmission fluid in an old car?

Facts about the car: 16 years old VW with 280kkm/170k miles on the odometer I plan on driving it until it dies 2.0 TDI motor and a DQ 250 02E, wet-clutch, six-speed original DSG transmission no ...
user4520's user avatar
  • 247
0 votes
1 answer
283 views

What do "viscosity index" and "Brookfield Viscosity (-40°C)" numbers mean when comparing transmission fluid?

I am comparing two different transmission fluids that meet the specification for my car. Two metrics common between them in their specification, are viscosity index and brookfield viscosity @-40C. The ...
Scorb's user avatar
  • 378
2 votes
0 answers
28 views

Urgent clutch/slave cylinder/gear box advice needed pls

I don’t know much about technical parts, but I have been driving my car since 2018 and I can “feel” and hear something is wrong since my clutch and slave cylinder where replaced. I am hoping someone ...
Gardia's user avatar
  • 21
0 votes
0 answers
17 views

02 ranger 3.0 4x4 auto trans 104,000 miles Possible drivetrain noise? Whining when coasting to a stop

Just did a lot of work to this truck, have had it 6 months now an motor is great and trans shifts as it should. Have done 2 oil changes on it every 3,000 miles 5w30 high mileage conventional, replaced ...
Pio Pianetti's user avatar
1 vote
0 answers
249 views

Tuff Torq Hydrostatic Transmission Troubleshooting

I have a Tuff Torq hydrostatic transmission (model: 7A646084591) that I'm suspicious of, but I can't quite figure out the best way to troubleshoot. I'm looking for a way to determine if: The ...
cam.b's user avatar
  • 21
0 votes
1 answer
12 views

Stored codes on 2004 sl500

Purchased vehicle in January had a diagnostic done on it by a certified Mercedes mechanic. Had one major code come back only one which the dealership fixed. Not even three months after purchase two ...
T MaezII's user avatar
1 vote
2 answers
402 views

2019 Cub Cadet XT1 Riding Lawnmower Under Powered

I have a 2019 Cub Cadet XT1 (model: 13A9A1CS056) that has been experiencing some power loss under load, especially after mowing for a bit (~30m ~ 1h). It struggles to move as fast as when I first got ...
cam.b's user avatar
  • 21
2 votes
2 answers
86 views

Applying handbrake when car is barely rolling

I am a new driver and at a parking booth, I was trying to get a ticket. The car started to roll a little bit and my fellow passenger applied the automatic handbrake abruptly. Can this cause any ...
Arindam Paul Roy's user avatar
0 votes
0 answers
31 views

Rpm’s fall to 800 when decelerating from second gear into first

A 2004 Honda accord coupe exl’s rpm falls to 800 then back to normal when decelerating from 2nd gear back into first. The transmission fluid still has visible color to it and nothing else on the ...
Accord Owner 's user avatar
0 votes
2 answers
145 views

1983 chevy s-10 engine swap w 350

I have a 1983 Chevy S10 four-wheel drive the engines been replaced by a engine I can't quite figure out what it is but the question I have will a 350 flywheel bolt up to the transmission on my S10 it ...
Rickyb's user avatar
  • 1
0 votes
1 answer
41 views

Ford v6 leaking transmission fluid between engine and torque converter

2011 ford taurus v6 auto trans 100k miles. Got stuck im the snow and was spinning tires trying to get unstuck. wheels stopped turning so shut it down and walked. When i went back and pulled it out ...
user3161049's user avatar
0 votes
0 answers
58 views

Transmission swap on 2010 from 2017 6l90

Evening Everyone, Just recently had the transmission go out on my 2010 gmc savanna 2wd v8 i have a friend of mine who has a transmission that he pulled from a 2017 chevy express 2wd v8 my question ...
Broloading's user avatar
1 vote
0 answers
25 views

96 Dakota V6 transmission work in a 94 318 v8 Dakota

I have a 94 Dodge Dakota with the 318 in it. The transmission just went out. I found a 96 Dakota but with a V6 but same transmission as mine the A518. Will the transmission from the 96 fit with my 94 ...
Rob Reagan's user avatar
3 votes
1 answer
159 views

AWD Towing with Sling Type Truck

I now know AWD towing should be done with a flatbed type truck. But say you have a sling type truck and towed an AWD with the rear wheels on the grounds. This could maybe cause damage to the front ...
SadMonkey's user avatar
2 votes
1 answer
102 views

why is my gearbox still grinding after a full new clutch kit and a gearbox refurbishnemt?

I have a 65-plate Vauxhall Astra Sri. I've had this car for less than two years and have already replaced the full clutch kit once(£1300). 11 months after this (December 2022) I had issues where it ...
Scott Grantham's user avatar
2 votes
0 answers
28 views

Chervolet 2008 Suburban, how to remove transmission fluid pan? Cable mount is in the way

Was trying to follow this YouTube video for a transmission fluid change (even though his is a 2007 and mine is a 2008), but at the marked point, he says to pry a certain cable mount out of the way, ...
TheLabCat's user avatar
  • 193
1 vote
0 answers
29 views

Identify reverse idler of BCS mower

I recently acquired a stripped down transmission/differential/wheel hub/brake from an old BCS 735 mower. This is a similar device (no engine, no wheels, no rear implement in my case): https://www....
Yanick Salzmann's user avatar
6 votes
1 answer
2k views

Chevrolet 2008 Suburban, I removed the transmission fluid pan by mistake. Can I just put it back on and refill fluid?

I was trying to change the oil on a Chevrolet 2008 Suburban, and didn't know quite what I was doing. I used Motor Medic Motor Flush, and it said that if the car was over 75,000 since it had last been ...
TheLabCat's user avatar
  • 193
0 votes
0 answers
42 views

2008 Jeep Grand Cherokee Trans over temp

Red Lightning bolt, engine light, trans over temp, occasionally problems with starting. About 3 weeks ago, one day I started my car, (it was cold) and I dint wait for it to warm up like I usually ...
slatero_64's user avatar
0 votes
0 answers
114 views

Transmission vacuum line location

I have 2003 Buick century 3.1 l V6 I put plugs and wires on it and I broke two backing lines of which I replaced but there was one that fell off that I couldn't find it's like at the disintegrated but ...
Johnny Shedd's user avatar
3 votes
1 answer
167 views

Occasional Spinning Sound When Clutch Pedal Fully Depressed

I got my clutch changed just over 30,000 miles ago, as it was slipping badly in several gears. It was a 3-piece clutch kit (so I was told) by a reputable garage. I occasionally can hear a sort of &...
Dave1UK's user avatar
  • 327
0 votes
0 answers
37 views

I just transmissions interchangeable?

I have a 2008 Dodge avenger SXT and a 2013 dodge avenger SE and I’m trying to find out if the transmissions will match to swap them out???… Or how exactly I would find out this information
Jessica Morris's user avatar
0 votes
0 answers
44 views

Transmission fell out of gear and now won't start

I was on the freeway when my gear was pushed into neutral. So I felt my car losing power so I stopped at a red light pressed the brake then put my car back into drive drove into a store parking lot ...
Cristo Romero's user avatar
4 votes
1 answer
1k views

Will replacing the clutch/brake fluid make the clutch pedal smoother? It's a little uncomfortable to operate

I own a 2019 Fiesta Diesel 1.5 TDCi which is around 2 years 10 months old and has a total mileage of 30201 kms (18766 miles approx). Of late operating the clutch pedal is causing me discomfort in the ...
Voyager1011011's user avatar
0 votes
0 answers
34 views

Car making loud PAT sound and also sometimes making quiet pss sound when shifting gears sometimes

i have 2000 FIAT Siena 1.4el 5 speed manual and its done only 105000km (around 60000 miles) in 23 years ever since we bought it in late 1999 , it has cable operated clutch and sometimes i hear really ...
Timothy Scherer's user avatar
1 vote
0 answers
25 views

Where is the test port located on a CVT Jeep patriot 2012 limited 4WD?

I have a CVT in my patriot and want to install a temp gauge without a T-Fitting since it will be more accurate coming from the transmission itself. I can not seem to find the test port on the ...
Noah 's user avatar
  • 121
0 votes
1 answer
61 views

Engine hiccups/stutters when accelerating under load

My 2007 Elantra 5-speed hiccups when I shift a little too early (i.e., 18 mph instead of 20 mph) into 3rd gear (similar behavior in other gears sometimes). This is especially pronounced when rounding ...
richyen's user avatar
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