Questions tagged [automatic-transmission]

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

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1answer
599 views

Torque converter issue?

My car is a BMW 5 series with the ZF8 automatic transmission. It doesn't shift perfectly - jerks a bit in all gears shifted in the first drive of the day, for around 10 miles then it becomes much ...
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0answers
319 views

Revs go up, but car doesn't increase in speed while shifting. Trouble accelerating

I have a 1.2L Corsa B automatic, and I'm having trouble accelerating. I can only get to 60 mph slowly on flat roads, and about 30-40 on a hill but 70-80 mph downhill. I can feel it hesitating when ...
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38 views

Replacing Nissan Qashqai 2L (2008) Bearing Kit - RE0F10A

I'm working on repairing the automatic transmission in a Nissan Qashqai 2008 (2L engine). Specifically, trying to replace the transmission bearing (RE0F10A) using this kit: https://www.ebay.com/itm/...
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23 views

02 Taurus no acceleration, miss shifting, and no power

I have a 2002 Taurus 3.0 OHV. I'm getting no acceleration, miss shifting, and no power. I installed a new EGR control valve, differential pressure sensor, air filter, and coolant temperature sensor, ...
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2answers
4k views

Towing a rear wheel drive vehicle in neutral

Can you tow a automatic rear wheel drive vehicle in neutral with the engine running without damaging the transmission? For a short distance.
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1answer
929 views

2011 Chevy Malibu will not reverse

What does it mean when ur car won't reverse but the other gears work? How do I fix it?
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193 views

Two problems, not sure if they're related. 2008 Hyundai Sonata RPM issue and starting problem

I have a 2008 Hyundai Sonata 2.4L 4-speed automatic with 175k miles that's been taken care of it's whole life. Just yesterday as I was accelerating it got to about 23-2500 RPMs and it slightly jerked ...
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0answers
917 views

Car starts and goes into gear but doesnt move

I have a 06 Lincoln ls now for a while the car wouldn't always accelerate initially hitting the gas but then it would and the car would jerk. Well other day I'm driving and it completely stopped ...
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1answer
692 views

Honda Odyssey (2002) proper troubleshooting of code p1751

Code is accompanied by rough shifting when cold. If I drive hard when its cold it will go into limp mode. If I take it nice and easy until its good and hot it seems to shift fine. I've been searching ...
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1answer
503 views

Automatic transmission reverse problem

Have a 1999 Honda Accord ex 6.0. Auto transmission. My wife was driving the other day on freeway when her radiator blew a hole smoke came threw the dash so she panicked and turned car off and went to ...
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1answer
85 views

Why would my car be dropping in revs when in gear?

I have a 1998 ford Fairmont Automatic and recently got it back from the mechanics but have noticed it starts to drop in revs when in gear, and tries to stall. it's fine in park though.
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2answers
178 views

Putting an engine in gear with engine off - automatic

I'm going to be replacing the timing chain guides on a 2007 Nissan Xterra soon and am running into a bit of a hiccup. There's a tool one can buy that bolts onto the flywheel to lock the engine in ...
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2answers
478 views

2003 Ford Taurus SES Doesn't Move

On my way to work, my 2003 Ford Taurus decided it wasn't going to actually move anymore. Some Context It has been having some transmission trouble for a while now, jerking when I first accelerate (...
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2answers
30 views

I have 1999 toyota avalon and recently when the ignition takes to keep holding the more then usually and when i drive around the lights flicker

I took to the mechanic recently and told me it was air suction was lose stop for a week and then start again same problem
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39 views

What could be causing my transmission to slip?

Three days ago when I was leaving the store, I started up 2006 Chevy Trailblazer Ls and it wouldn't reverse. I tried to move forward and that wouldn't work either. When I switched from drive or ...
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2answers
2k views

Should transmission pan bolts require re-torquing after first couple drives?

I recently changed the transmission fluid, filter and gasket on an old (1986) Chrysler 5.2L v8. Initially there were no leaks, but after a couple highway drives (about 50 to 60km each) it started ...
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0answers
80 views

1983 Chevy Midas motorhome engine question

My mother was driving her motorhome to a campground the other day. I was following behind her in our car. About 2 hours in, there was an "explosion" of some kind. It was massive amounts of white smoke ...
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349 views

No gears after serpentine belt replaced

After running car hot after serpentine belt broke, i replaced it. But now i dont have any gears! Reverse or drive or first or second? Could it be as simple as adding transmission fluid?
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2answers
698 views

Peugeot 607, automatic gearbox, unable to change from D,R,Parking when warm

I'm the owner of a Peugeot 607 with automatic gearbox, everything seems to work correctly when the car is cold, but when the car is warm, i'm unable to change from D-R, R-D, or Parking - D,R, if i ...
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2answers
630 views

2000 Honda Civic automatic transmission issue

Please help! I have a 2000 Honda Civic ... car starts and runs fine but when I put it into drive or reverse. The car acts like it’s in neutral and only revs the engine but will not make the car move ...
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1answer
2k views

Automatic Car engine cut off while driving

I got a Peugeot 407 2006 (AUTOMATIC TRANSMISSION), and it has cutoff/stalled 3 times and I am trying to figure out what's wrong. First time engine cutoff/stall: After applying the brakes and coming ...
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1answer
3k views

Can a bad rear differential hurt an automatic transmission?

I have a bad rear differential (one of the driveshaft seals is shot, and almost all the oil is gone), and I was wondering if this can affect my automatic ZF-6HP26 transmission.
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41 views

2011 Subaru Impreza (Automatic) Slipping when shifting uphill

My car has been having a hard time shifting when I accelerate a lot, mainly when I am driving uphill. It seems like it is slipping. There is also a burning smell from time to time I notice when I have ...
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1answer
56 views

Odd Auto Transmission Issue - 2002 4Runner 4WD

I have a 2002 4Runner (the V6) that sits for a few weeks at a time between uses (I live in coastal FL). If I haven't started it in a while when I put it into Drive the gears don't seem to engage ...
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1answer
123 views

2003 Subaru Outback 2.5 l sedan automatic transmission sport mode

I see the green light on the dashboard that says sport but don’t know what it is and whether it should be on all the time. I also don’t know where the button is to turn it off either. This car is ...
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1answer
4k views

How Can I Determine How Much Transmission Fluid To Add to My Truck When The Dipstick doesn't seem to be correct

I recently bought a 2001 F-150. The first time I checked the transmission fluid level, it looked like it was overfilled but the filler tube mount had rusted off and I figured it wasn't accurate. Last ...
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0answers
184 views

2010 Volkswagen EOS stuck in Park

I have a 2010 Volkswagen EOS only summer driven. I parked it in November 2017 and went to use it last week after sitting for 6 months and the car will not shift out of park (automatic transmission). ...
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1answer
596 views

Citroen C2 VTR refuses to shift down in some scenarios

So far I've found a lot of issues concerning the Sensodrive but nothing really specific to my scenario. At certain times it refuses to switch gears from 2nd to 1st, it'll try about 5 times (5 clicks)...
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1answer
90 views

Leaving automatic gearbox in N while parking to prevent damages

I'm living in a country where it'so common to push or hit other cars while parking. P position in automatic gearbox creates a solid lock and any push or hit will directly reflect to the gearbox. Due ...
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1answer
10k views

How to prevent automatic transmission damage when towing a heavy load without the towing package

Automatic transmissions without an oil cooler and no transmission fluid high temperature warning indicator can be damaged towing heavy trailers. What can be done to get around needing the towing ...
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1answer
73 views

Toyota Gaia 3s 4wD .when brake pedal depressed park lamps come on

As I start my car the dashboard illuminates without turning on the park and head light switch. Also the handbrake warning lamp goes dull/dim but not totally out when I releases the handbrake lever. .I ...
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1answer
454 views

Why don't automatic transmissions include Neutral in their range?

I have read the claim that modern automatic transmissions cut fuel to the engine on downhill stretches, thereby making it more fuel efficient to go down a large hill in drive than in neutral. However,...
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0answers
48 views

Chevy Silverado 1991 /w no reverse

I have a Chevy Silverado 1991 with a 454 engine (6.4 liter) and has a 4l80e transmission. The last couple months shifting in reverse was a problem. You could hear the normal sound of it shifting but ...
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3answers
113 views

Using Automatic Transmission System to Notify Manual Transmission Car Drivers of when to switch gears?

I am brainstorming ideas for a school project and am considering building an app that can determine which gear the car is currently on and when to switch to which gear (on stick shift cars). This ...
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95 views

Ford E250 slams into 2nd gear when hot

This is a 2000 Ford E250. The transmission slams into second gear when hot. I pulled the valve body, and the accumulator seals and piston appear to be good. The 1-2 valve also seems fine. Any ideas?...
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1answer
2k views

2014 Chevrolet cruze, grinding noise when shifting into 3rd gear

I have Chevrolet Cruze 2014 hatchback Eco, automatic. I've noticed the following issue: In each ignition, the first time the transmission transmits into 3rd gear it makes a subtle grinding noise ...
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2answers
2k views

Nissan X Trail 2001 engine RPMs increase, but vehicle does not accelerate, has no power

2001 Nissan Xtrail. After driving for more than 20 minutes, the car seems to have less power. The rpm will go way up, but the car is slow. Rpm can go near the redzone, yet I’m still driving at 10-...
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3answers
5k views

How do the latest automatic transmissions match the efficiencies of manual gearboxes?

Most people know that for old or even somewhat old cars, manual transmissions are more efficient. Recently automatic cars have become almost as efficient or even as efficient as manuals. I was ...
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1answer
101 views

Recovery from stripped starter threads in engine block

I have a 2004 Honda CRV and slightly stripped the the aluminum block threads as I tightened the new starter down for the top bolt. Now when I try to tighten it, it won't "grab" on to the threads and ...
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2answers
1k views

P0705 transmission code on Saab 9-3 SE

This is a Saab 9-3. Transmission code P0705 for "Transmission Range Sensor A Circuit (PRNDL Input)" has come on twice so far when the car turns on. It really screws with the gear changes: The first ...
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0answers
114 views

2007 CrownVic Transmission slips when engine is cold and loses power in turns

I have an 07 Crown Victoria Police Interceptor. It has around 100000 miles and ive had it a year. Lately it has started to die when I make a right hand turn. What I mean by that is my foot will be ...
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0answers
75 views

'92 Hilux moves with gear in Park

This is a 1992 Toyota Hilux Surf Turbo Automatic. Just a quick question, chasing a fault on a Hilux: won't start off the key went through all fuses, relays and wiring, replaced old bushes in ...
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1answer
33 views

A one ton Chevy pick up no reverse

2000 Chevy Silverado one ton truck. This truck has an automatic transmission 4L-80 E My son was using it to back and forth to school then one day no reverse
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3answers
692 views

ATF Warmup (On a cold day)

it’s cold outside now and I was just wondering about my automatic transmission. If you brake fully and apply throttle but the car isn’t moving heat energy is added to the atf right? Would it be ...
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0answers
26 views

Truck will not go when first starting

I have a 1994 Mazda B4000. In the past week the truck has gotten where it will not go from a stop, it simply revs the engine for around 30 seconds. The truck will then jerk and go. It will do this one ...
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1answer
119 views

Use Multi-Vehicle Automatic Transmission Fluid [duplicate]

Can we use Multi-Vehicle Automatic Transmission Fluid (ATF) for a transmission that Manufacturer specified to use Toyota-IV?
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0answers
2k views

Toyota Yaris transmission problem

2008 Toyota Yaris have a weird problem, It have MMT semi-automatic transmission and last week its change to N itself suddenly. It does not change to 1 when i take to D mode. I wait a while then it ...
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1answer
3k views

Is this transmission fluid level too high?

I had the transmission fluid changed at the dealership (non flush). On my 2013 Corolla. This is after driving 30 min on hot engine with it running. Is this level too high? Update: Here are new ...
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1answer
59 views

Automatic bikes [closed]

I know this is a very subjective and could be off the topic,but still i want to know why are cars with auto transmission are quite popular but motorcycles with automatic transmission are very rare to ...
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1answer
541 views

Flashing Check Engine Light Hyundai Accent

Check engine light repeatedly flashing until car warmed up - should I be concerned? Its been below freezing here.