Questions tagged [automatic-transmission]

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

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56 views

66 mustang automatic (3 speed) adding fluid after removing pan gasket

What I've done so far to the trans: removed pan replaced filter replaced pan gasket put it back together Issues: I have a bad torque converter (lurches then stalls when selecting gear) no idea if i ...
21
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2answers
18k views

Why is towing a manual transmission car, in neutral, with the drive wheels on the ground, considered safe?

It is clear that cars with automatic transmissions cannot be towed with any drive wheels on the ground, engine off, in neutral, because the torque converter powers the lubrication pump for the ...
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1answer
560 views

How to reset the transmission on 2010 pontiac g6

I busted my transmission pan. I got a new one put on and new fluid in the car. Now I am encountering shifting problems which never happened before. While the car was being fixed it did have a ...
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0answers
326 views

Gear of Car takes time to shift from 1st to 2nd gear

My car is 2005 Chevy Impala. While driving in automatic mode, I have to drive at 18 MPH for around 4-5 seconds to allow the gear to shift from first to second (or second to third gear, I am not sure ...
3
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1answer
424 views

C5 Emergency 2nd gear after gearbox oil change

On a 2005 Citroen C5 auto petrol it would act up in a very strange way: Starting the car and doing several(2-5) kilometers (extra-urban) it would forcefully change to 2nd gear with a good kick and ...
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2answers
908 views

2006 Chev Cobalt Wont go forward

My 2006 Chev Cobalt will go in reverse but not forward. Any thoughts? Backed it in driveway on a Friday, got in Saturday Morning and it wouldnt go.
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1answer
529 views

Engine ID, transmission swap compatibility?

I"m considering the purchase of a 2007 Avalanche LTZ 4WD with the factory 6.0L engine and the stock 4 spd auto. I believe the trans is either a 4L65E or 4L85E. Which engine code does this application ...
6
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1answer
722 views

How to store a just rebuild automatic transmission

I bought a BMW e39 with a bad transmission (ZF 5HP18). I bought another one in a junk yard and I plan to rebuild myself the one that came with the car and keep it as a spare. My question is: after I ...
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0answers
254 views

2012 Dodge Grand Caravan clutch/transmission fail

car has 110,000 miles on the clock so out of warranty and today it won't drive. Car will shift into drive or reverse make a slight grinding noise and move a short distance then judder and stop. Engine ...
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0answers
1k views

Slipping Automatic Transmission when Cold

Car: VW Touareg 2007 2.5 TDI 90,000 Miles Symptoms: Does not engage the clutch plates when cold and slips in all gears. When you take your foot off the accelerator, the revs drop down to idle while ...
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0answers
488 views

Speedometer doesn't work and transmission won't shift

I have a 95 GMC Sierra with a 4.3 V6 and automatic transmission. The speedometer doesn't work and will not shift on it's own. I have replaced trans fluid and filter(no shavings or anything abnormal ...
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1answer
1k views

2002 VW Jetta Wagon 2.0L - Gear shift stuck in park (automatic)

This problem was intermittent until now. Before the issue happened, the shifter would click whenever I put my foot on the brake, a light on the shift column will turn off, and I would hear a click ...
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0answers
1k views

Reverse on Auto transmission isn't engaging properly after extensive engine braking

First post onto this forum. We have a 2012 Hyundai SantaFe with a 3.6 Super charged petrol engine. Recently we spent some time visiting the local mountains, and I needed to use the auto box in a low ...
2
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1answer
1k views

Why does my automatic transmission not shift sometimes?

My 2003 Grand Prix sometimes goes into gear and sometimes it won't. Today I'm driving and once my car gets to 40 km/h, it should click into second but it just revs, then it just clicks in. What should ...
2
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1answer
257 views

In auto transmission second gear stuck for few minutes

Nissan sunny car 2005 with auto transmission my car is stucking in second gear for few seconds during my 20km trip it will stuck one time then it will not moving more than 40 speed so what symptoms i ...
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185 views

Transmission not going into gear until the engine is accelerated to a very high rpm

The car will not move until I put the transmission in low range and accelerate to very high rpm. Please give a place to start looking for the problem.
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0answers
452 views

KIA Rio 2015 locked on the 3d gear

This is a KIA Rio 2015 with an automatic transmission . when the lever is on the D position it shifts to the 3d gear directly ( doesn't move until I let the brakes ). using the scanner it showed two ...
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1answer
1k views

Mazda 323 code P0763 - replace transmission or just solenoid?

Mazda 323 Lantis (2000) automatic transmission, shows flashing HOLD light during drive, the car feels jumpy/shaky when shifting from Park to Reverse to Drive. When pressing the gas during complete ...
4
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2answers
11k views

What damage can one expect from towing an all wheel drive(awd) with 2 wheels down?

About a year ago, I had my awd car towed 12 miles with the front wheels on the lift, rear wheels on the ground while on neutral gear. The car's drive train is the front wheels. I just learned awd ...
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0answers
287 views

How can I determine transmission model?

I'm in the market for a shift solenoid C for a Mazda 323, year 2000 (Lantis), automatic transmission. The listings I've found online sell solenoids which are listed as compatible with all Mazda ...
3
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1answer
148 views

Transmission problems diagnosis

I have a 1997 dodge ram 1500 with the 5.9 engine with an automatic transmission. When driving I have to go to the gear below the one I want then go up to the one I want. For example for drive I ...
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1answer
2k views

2013 Chevy Cruze Degraded Transmission Fluid

I recently had my car (2013 Chevy Cruze) serviced by the Dealer. I was told my transmission fluid was near black (I haven't seen it) and it was critical to be replaced. I have the following facts: ...
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0answers
57 views

Honda Accord 2.0L i-VTEC Executive 4door - Automatic Transmission

I'm planning to buy a Honda Accord 2.0L i-VTEC. Can someone tell me which drive modes (if any) the automatic transmission has? Does it have a manual mode like the Nissan 350GT/Infiniti G35?
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0answers
347 views

Possible Bad Pressure Control Sol. in my 4l30e?

I rebuild the 4l30e in my Isuzu Trooper recently. The transmission shifted great and everything seemed ok. Time went on with the trooper as my daily and everything continued well. I passed 1k miles ...
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2answers
5k views

Switch from N to D without brake

Will it cause any damage to the engine/transmission if one switches from N to D without pressing the brake pedal? I was driving at about 40 mph when I accidentally switched to N. Then after a while I ...
10
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1answer
976 views

Found a 10 mm nut in the transmission fluid

I was draining the fluid out of the automatic transmission of a '94 Sentra with a RL4F03A tranmission. While I was removing the magnets, one of them was holding onto a 10 mm hex nut. It was clean, not ...
3
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1answer
1k views

SAAB 9-5 automatic transmission warning

I recently had the aux drive belt fail on my SAAB 95. Because the alternator was then not running, the electrics all slowly died as the battery ran flat. As I was stopping I shifted into neutral and ...
2
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1answer
4k views

Weird metal sound when accelerating from 0 MPH (with recording)

It's hard to describe the sound so it will be easier if you give it a listen. Note that in that video I thought the problem was the brakes but now I think it might be something to do with the ...
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0answers
182 views

Hard knocking noise with temporary loss of power in a 2002 Jeep Cherokee

I have been hearing a hard knocking noise for last couple of months off and on. But now since Monday my truck has been loosing power for like 30 seconds n then gains it back. The rpm goes up and then ...
2
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0answers
1k views

2010 Honda Fit Transmission Replacement

So I'm just looking for a sanity check ... I was told today that my 2010 Honda Fit's transmission needs to be replaced at a cost of $4,400. At this point it's making a whoosh-whoosh noise that cycles ...
2
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1answer
712 views

2007 Honda Civic p0843 high error code. Replaced switch, no change. Won't shift into 4th

I am stumped with a 2007 Honda Civic 1.8 sedan with automatic transmission. Other the car failing to shift into 4th gear all other transmissions functions are fine. It has a trans error code (p0843 ...
3
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1answer
594 views

Cadillac CTS can't take key out of ignition, automatic gearbox lights would not come up when changing gears

I have Cadillac CTS 2007, yesterday when I started a car I got a peculiar issue where all electronics (radio, sat-nav,..) went off, car would still drive though. So I kept on driving and when I got to ...
3
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2answers
902 views

Broken Automatic Shifter Cable Replacement

My 1994 Nissan Sentra started being difficult to start a couple of weeks ago. I'd have to shift into Neutral in order for it to start. I figured the automatic shifter cable was loose again, so I went ...
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1answer
2k views

How to disable the Torque Converter Clutch Solenoid on a 2001 F-150 with the 4R70W transmission

In another post, I mentioned that when I am trying to cruise I get a massive stuttering from my drivetrain. My only conclusion is my vehicle's torque converter clutch no longer can actually lockup. I'...
3
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0answers
107 views

Drivetrain stuttering on 2001 F-150 automatic

I have a 2001 F-150 with what I believe to be the 4R70W transmission. It's a 4 speed automatic with the 4.6L engine. The past two times I have driven it I have gotten a massive shaking and stuttering ...
4
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1answer
514 views

Automatic transmission shift problem on a 2002 Chevrolet Impala

I recently bought this car with an automatic transmission. After I backed up, I could not get it to go into drive. I reset the car by turning it off and then on until it worked. Last few times I've ...
5
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2answers
8k views

Transmission Lost Reverse Gear

I have a 2000 Chevy Trailblazer 4x4, just recently I lost my reverse totally but it shift well when I put it in drive. The truck runs great what can I do to fix this problem myself? I'm a little ...
3
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1answer
124 views

My automatic transmission has a strange vibration/bumping in all gears when cold

When I crank my truck for the first time in the morning, the rpm's bounce like something inside the transmission is randomly putting a load on the engine. It does this in all gears including neutral ...
8
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4answers
8k views

Should I change automatic transmission fluid JUST because it's brown?

About a year ago... I bought a used 2006 Hyundai Elantra with an automatic transmission and about 70k miles on it. Before buying it, I had it checked out by a mechanic who said it looked good. ...
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0answers
306 views

Knocking sound coming from Torque Converter in my two speed

I daily my 63 Chevy Belair Wagon. Transmission is the original GM Two-speed Powerglide with (I believe) the original (13?)-inch torque converter. Here are my issues: Car lurches hard and knocks ...
4
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1answer
735 views

checking the transmission fluid

I put transmission fluid in my 2002 dodge 2500 van transmission. It keeps reading the same, but when I look at the back side of the stick after adding fluid, it looks like it is going up. Really odd.
4
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1answer
633 views

Truck won't budge in neutral. Could it be due to a cracked transmission bellhousing?

1997 GMC Sierra K1500 4x4 5.7L V8 Automatic Transmission (4l60e I believe) I pushed my truck up my driveway with another truck. My truck was very hard to move, even in neutral and with the parking ...
8
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3answers
2k views

Would not allowing my vehicle to downshift uphill be fuel efficient?

Would putting my car in Sport and leaving the transmission in 8th gear at highway speeds (using cruise) be more fuel efficient than leaving it in drive with full auto? I just noticed that while in ...
3
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1answer
949 views

My Reverse Just Went Out/Everything Else Is Fine

I have a 2001 GMC 2500HD automatic 6.0 Vortec and the reverse just quit. All the other gears work fine. Where can I find a video that shows how to solve this?
3
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1answer
531 views

Chrysler 300 shifts from Drive to Reverse when going uphill

This is a 2012 Chrysler 300. Had recall done labor day weekend on gear shift software and now when I go up a hill the car jumps from drive to reverse and rolls back. Then later on 3 to 4 hours later ...
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0answers
711 views

Is 'feeling' how gears down shift on automatic car indicate gearbox or clutch nearing it's end?

In my car (Cadillac CTS) gears used to shift seamlessly when not excessively accelerating, however recently I have noticed especially on lower gears when they are down shifting to actually 'feel' how ...
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0answers
98 views

What is causing my LEXUS RX 300 Automatic gearbox failure?

My Lexus RX 300 automatic gearbox died and I tried to replace it with several new gearboxes that I bought but it is not working. The car may move for 5 minutes then stop. May you help me? Is it my ...
2
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1answer
1k views

Stuck brake overheating transmission?

7.3 PSD - Ford F350 with the 4R100 AutoTrannny. Is it plausible / even common for a seized brake / caliper to cause a tranny to overheat? I've never had this occur previously on any vehicle, much ...
4
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1answer
2k views

Car shakes when in gear when stopped but not while driving

So I have a 2007 jeep compass and motor runs great, had and shakes in the motor/Trans area for a while. I replaced the spark plugs, air filter and the motor and trans mounts and it helped a little ...
2
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1answer
321 views

1999 Chevy Cavalier transmission-to-engine support brace

I'm removing the engine from a 1999 Chevy Cavalier (2.2L bi-fuel). Step 28 in the service manual in Remove the transmission-to-engine support brace. I've looked all around the transmission-engine ...