Harsh shifting 2nd to 3rd

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Old Jun 27, 2018 | 07:42 AM
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Harsh shifting 2nd to 3rd

Has anyone else noticed uneven/harsh shifting at times in the lower gears in Comfort driving mode? I drive in a lot of traffic and when I have to slowly accelerate up to 30-40, the shift from 2nd to 3rd is not smooth at all. I have that feeling that the transmission is searching for the right gear

I am a bit sensitive to Acura transmission issues after the fiasco I had with the TLX 9 speed, so I might not have the best perspective on this.

If I am accelerating right up to highway speeds, the RDX shifts fine.. it's that low speed shift that doesn't feel quite "right" especially compared to the ultra smooth shifting of the MKX I just got out of.

Last edited by Stew4HD; Jun 27, 2018 at 07:45 AM.
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Old Jun 27, 2018 | 07:50 AM
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dude, you work fast.
when did you pick up the new RDX!? lol
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Old Jun 27, 2018 | 07:52 AM
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Originally Posted by justnspace
dude, you work fast.
when did you pick up the new RDX!? lol
Friday. Went to John Eagle for the deal. I work right by the dealership
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Old Jun 28, 2018 | 03:52 AM
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Originally Posted by Stew4HD
Has anyone else noticed uneven/harsh shifting at times in the lower gears in Comfort driving mode? I drive in a lot of traffic and when I have to slowly accelerate up to 30-40, the shift from 2nd to 3rd is not smooth at all. I have that feeling that the transmission is searching for the right gear

I am a bit sensitive to Acura transmission issues after the fiasco I had with the TLX 9 speed, so I might not have the best perspective on this.

If I am accelerating right up to highway speeds, the RDX shifts fine.. it's that low speed shift that doesn't feel quite "right" especially compared to the ultra smooth shifting of the MKX I just got out of.
I did notice this last evening. I have only driven the vehicle in Comfort mode. I tend to drive with a light foot and in slow traffic to/from work. As you say, during normal or rapid acceleration to highway speeds the shifts are almost imperceptible. I'm going to monitor and test.
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Old Jun 28, 2018 | 11:51 AM
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I've noticed it also, but hadn't 100% narrowed it down to a 2nd to 3rd issue. I've noticed it most while taking a long sweeping right turn I drive daily to work, and through it was just because the auto engine off thing immediately before the turn. When in sport or sport+ mode I don't notice it at all.
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Old Jun 28, 2018 | 06:21 PM
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Christ. Here we go...

This will be a 600 page thread by August 1st.

Last edited by tobey457; Jun 28, 2018 at 06:26 PM.
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Old Jun 28, 2018 | 07:50 PM
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Not a concern. Transmissions are programmed to shift gear with the least amount of slip between the clutch packs. The slower you accelerate the less slip between the clutch packs. Less slip = Harder shift. Normal or heavy acceleration allows the clutches to slip a little more so the shift are buttery smooth. This has been a "thing" in almost all the automatics ive had.
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Old Jun 28, 2018 | 08:00 PM
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Originally Posted by tobey457
Christ. Here we go...

This will be a 600 page thread by August 1st.
Oh, should we not mention something that is noticeable?
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Old Jun 29, 2018 | 06:06 PM
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Test drove for 2+ hours today. Specifically paid attention to this concern. I felt what you were describing a couple times. I would not say harsh. But I would describe it as a hesitation. Like it wasn’t sure if I was going to stomp it or slowly accelerate. But it wasn’t anything I would be concerned with long term. It’s more of a driving style adjustment.
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Old Jun 29, 2018 | 06:25 PM
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Originally Posted by Dizzyg12
Test drove for 2+ hours today. Specifically paid attention to this concern. I felt what you were describing a couple times. I would not say harsh. But I would describe it as a hesitation. Like it wasn’t sure if I was going to stomp it or slowly accelerate. But it wasn’t anything I would be concerned with long term. It’s more of a driving style adjustment.
I agree. I was just making sure it wasn't me.. I don't get into that low speed. slow acceleration often.. I do love the get up and go of this model! Fun to drive!

Thanks!
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Old Jun 29, 2018 | 06:43 PM
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Originally Posted by Stew4HD
I agree. I was just making sure it wasn't me.. I don't get into that low speed. slow acceleration often.. I do love the get up and go of this model! Fun to drive!

Thanks!
so much go! My wife said she was getting whiplash. Lol. Guess I was doing it right!

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Old Jul 1, 2018 | 09:20 PM
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I’ve noticed it too a few times, but nothing like the transmission quirks in the 15 TLX in my opinion.
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Old Jul 1, 2018 | 10:12 PM
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I noticed that several people mentioned they felt it in comfort mode. Why are people buying a 272 hp car, and then driving it in comfort mode?
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Old Jul 1, 2018 | 10:18 PM
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Originally Posted by cruiserchuck
I noticed that several people mentioned they felt it in comfort mode. Why are people buying a 272 hp car, and then driving it in comfort mode?
Because it’s Sunday and that means it’s grocery day.
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Old Jul 2, 2018 | 06:14 AM
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Originally Posted by cruiserchuck
I noticed that several people mentioned they felt it in comfort mode. Why are people buying a 272 hp car, and then driving it in comfort mode?
Why do people buy 700+ HP muscle cars and then drive 55? Because they WANT TO! .. ooooh myyyyy
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Old Jul 5, 2018 | 04:33 AM
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Originally Posted by Dizzyg12
Test drove for 2+ hours today. Specifically paid attention to this concern. I felt what you were describing a couple times. I would not say harsh. But I would describe it as a hesitation. Like it wasn’t sure if I was going to stomp it or slowly accelerate. But it wasn’t anything I would be concerned with long term. It’s more of a driving style adjustment.
do you arrange with the dealer ahead of time for such a long test drive? Most I’ve visited have the standard route that’s like 5 minutes...
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Old Jul 5, 2018 | 06:49 AM
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Originally Posted by Philbert


do you arrange with the dealer ahead of time for such a long test drive? Most I’ve visited have the standard route that’s like 5 minutes...
I always take a car out for "the day" before I purchase. Some companies (like Honda near me) will not allow, but all of the Acura dealerships that I have gone to let me take it for a full day if I want. I like to drive my commute if possible so I can see how it will drive when I am in it everyday. The 5 minute thing is to see if you still have interest. I have also done this with loaners when getting service like a timing belt.
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Old Jul 5, 2018 | 07:39 AM
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With limited inventory many dealers are using one model - usually a tech - to handle test drives so you may not get to see if the Advance suspension is noticeably better.
Also just insist on not doing a standard route. Weekdays are better.
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Old Jul 5, 2018 | 12:06 PM
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Originally Posted by Philbert


do you arrange with the dealer ahead of time for such a long test drive? Most I’ve visited have the standard route that’s like 5 minutes...
i just asked if I could have it for a few hours. See how rides on the highway and how it fits in the garage, etc. they usually have a dealer loaner they can give you if it’s not the exact one you’re buying....in my case I asked for the exact car. They were more than happy to do it. Just ask. If you’re serious they’ll be glad to hook you up.
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Old Jul 8, 2018 | 08:07 AM
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Test drove an advanced model for half an hour. Drove it slow but did not notice any harshness. It was pretty smooth for me.
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Old Jul 24, 2018 | 04:48 PM
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I hope for all who purchased a 2019 RDX, that the new transmission has eliminated the judder problem in the 2013 - 2018s.
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Old Jul 25, 2018 | 06:09 PM
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I have experienced it too. There is a definite hard shift from 2nd to 3rd in Comfort and Sport modes. I have an appointment with my dealer next week, we will see what they say.
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Old Jul 25, 2018 | 07:54 PM
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Originally Posted by code3_rdx
I have experienced it too. There is a definite hard shift from 2nd to 3rd in Comfort and Sport modes. I have an appointment with my dealer next week, we will see what they say.
It's only under certain accel conditions. I do enjoy the the way it shifts 99% of the time
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Old Jul 26, 2018 | 04:40 PM
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I do experience this issue as well and it drives me nuts.
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Old Aug 1, 2018 | 01:03 PM
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I just purchased my 2019 RDX Tech in Canyon Bronze Metallic and love everything about....except the shift you describe.... It is particularly noticeable during slow acceleration.
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Old Aug 1, 2018 | 01:10 PM
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Originally Posted by ChiefG
I just purchased my 2019 RDX Tech in Canyon Bronze Metallic and love everything about....except the shift you describe.... It is particularly noticeable during slow acceleration.
There are a few issues I have with the transmission.. try doing a near stop (California stop) slowing to about 1mph and then giving it gas.. the transmission has no idea which gear to be in. I don't do this type of stop often though
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Old Aug 1, 2018 | 01:22 PM
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Is anyone going to see a dealer with this issue?
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Old Aug 1, 2018 | 01:31 PM
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Originally Posted by Stew4HD
It's only under certain accel conditions. I do enjoy the the way it shifts 99% of the time
I think I'm due for a ride!!!
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Old Aug 1, 2018 | 05:46 PM
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Originally Posted by Stew4HD
There are a few issues I have with the transmission.. try doing a near stop (California stop) slowing to about 1mph and then giving it gas.. the transmission has no idea which gear to be in. I don't do this type of stop often though
we call it the south Philly slide. But how bout actually stopping then maybe it’s not an issue? Lol 😂
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Old Aug 2, 2018 | 06:18 AM
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Originally Posted by lahvinenka
Is anyone going to see a dealer with this issue?
After the HELL I went through with the TLX's shifting issues, I am not going to bother taking it in over it.

All I ever heard was "The transmission is working as expected" from the Acura reps. The dealership was sympathetic but could do nothing.
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Old Aug 9, 2018 | 07:36 AM
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Drove a RDX Advance Wednesday, been considering an Advance SH-AWD for my wife. Experienced a few shifts that didn't seem as smooth as I would expect. Like Stew4HD I am a little sensitive to the transmission issues after my 2015, 2016 TLX experiences. My 2016 TLX still has 3 issues that drive me a little nuts:
1) Abrupt 2-3 shift in some light acceleration situations
2) The same rolling stop issue Stew4HD describes above
3) The sluggish downshifts when hit the gas hard at 40-60 mph

So these first two are seeming to be trends with this new high gear count Acura/ZF transmissions, Thinking I may hold of until 2020 model to see how things play out. In the past I have never hesitated to buy a first model year Honda/Acura product. The 2015 TLX experience flipped that bit.
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Old Aug 9, 2018 | 10:18 AM
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I am finding the 99% of the time the transmission shifts very smooth, especially if I can accelerate normally all the way through the range to highway speeds, even in Comfort mode.

Still don't like the inability for the transmission to find the right gear when it needs to in low speed, rapid accel attempts. I think all of these 8+ geared vehicles will suffer from that though. If I get in the habit of using the paddle shifters of maybe Sport mode, it might help.
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Old Aug 10, 2018 | 05:32 PM
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The harsh shifting from 1st to 2nd and 2nd to 3rd was covered in the 2019 Acura RDX ONEpack Update #7.

There is a clutch break-in procedure available to help address this issue.

At this time, this concern has mainly been limited to early production low mileage vehicles.

https://acurazine.com/forums/third-g...0-18-a-970758/
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Old Aug 12, 2018 | 08:10 PM
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Originally Posted by EE4Life
The harsh shifting from 1st to 2nd and 2nd to 3rd was covered in the 2019 Acura RDX ONEpack Update #7.

There is a clutch break-in procedure available to help address this issue.

At this time, this concern has mainly been limited to early production low mileage vehicles.

https://acurazine.com/forums/third-g...0-18-a-970758/
To fix it perform “break-in” procedure. Sounds like after putting some miles in the car it will break-in on it’s own
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Old Aug 13, 2018 | 07:38 AM
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Originally Posted by Catman70


To fix it perform “break-in” procedure. Sounds like after putting some miles in the car it will break-in on it’s own
Or is it like the they told us with the TLX that "the transmission needs time to learn how you drive"?
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Old Aug 13, 2018 | 06:55 PM
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Would love to hear reports back from anyone that has the clutch break-in procedure done. My RDX ASPEC is having the same issue.
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Old Aug 14, 2018 | 10:13 AM
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Originally Posted by Stew4HD
Has anyone else noticed uneven/harsh shifting at times in the lower gears in Comfort driving mode? I drive in a lot of traffic and when I have to slowly accelerate up to 30-40, the shift from 2nd to 3rd is not smooth at all. I have that feeling that the transmission is searching for the right gear

I am a bit sensitive to Acura transmission issues after the fiasco I had with the TLX 9 speed, so I might not have the best perspective on this.

If I am accelerating right up to highway speeds, the RDX shifts fine.. it's that low speed shift that doesn't feel quite "right" especially compared to the ultra smooth shifting of the MKX I just got out of.
Not too often, but mainly the only hard shifting I have is when the car is cold and probably between 1st and 2nd or may 2nd and 3d when I am starting to accelerate from a crawl and take my food off the accelerator then back on. It's like the transmission gets confused. But this is MUCH smoother than my 2016 MDX Advanced with the SH-AWD 9 speed.

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Old Aug 14, 2018 | 10:46 PM
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Hello,

Thanks to the user that listed the information about the fix for this issue. I dropped my RDX advance FWD off at the dealer this morning to have the clutch break in performed. The dealer called back at the end of the day to say they were still working on the issue and waiting for a call back from the tech line. They are keeping it overnight. I’ll report back to everyone when I get my RDX back. Aside from this issue I absolutely love my RDX. I’m coming from a 17 TLX DCT which had several transmission issues the first 6 months until Acura released a software update for the DCT. I was really hoping not to have any transmission issues with the RDX and felt confident knowing it’s the same engine/transmission that’s in the Accords. Hopefully this issue is resolved.
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Old Aug 15, 2018 | 05:45 AM
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Originally Posted by Mjohnson1288
Hello,

Thanks to the user that listed the information about the fix for this issue. I dropped my RDX advance FWD off at the dealer this morning to have the clutch break in performed. The dealer called back at the end of the day to say they were still working on the issue and waiting for a call back from the tech line. They are keeping it overnight. I’ll report back to everyone when I get my RDX back. Aside from this issue I absolutely love my RDX. I’m coming from a 17 TLX DCT which had several transmission issues the first 6 months until Acura released a software update for the DCT. I was really hoping not to have any transmission issues with the RDX and felt confident knowing it’s the same engine/transmission that’s in the Accords. Hopefully this issue is resolved.
Can't wait to hear the results. Here's hoping it's great when you get it back!
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Old Aug 15, 2018 | 06:25 PM
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Tonight I put the car in paddle shift mode and noticed zero harshness when upshifting 1-2 and 2-3. If the clutch wasn't broken in (as Acura is saying) wouldn't it be shifting harshly using the paddles as well? This make me very weary that the clutch break-in is going to be the fix. I REALLY hope I'm wrong!!!
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