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2007 Saturn Aura XR: Paddle shift logic



The Aura has shift paddles? Yes, and they are a bit peculiar in their operation logic. Most performance cars use the right paddle for upshifts, and the left paddle for downshifts. Another theme common on more pedestrian cars with paddles is to pull the paddle on either side of the wheel for upshifts and press a switch on the either side of the front of the wheel to execute a downshift. But the Aura takes a different route.
On both sides of the wheel, you pull the paddle for a downshift, and push a switch just above the spokes for an upshift, the opposite of the previously mentioned operation. The Aura's upshift paddles are hidden and unmarked, but you can easily reach and actuate them without moving your hands from the wheel. It's probably easier to make a mistake pulling the Aura's downshift lever than it is to press the upshift button, as most people will have to rotate their wrists slightly to reach the button. If you get an upshift when you meant to change down, it will probably be no big deal. But in the Aura, you can easily get a downshift when you meant to change up. And depending on your engine and road speed, that could get your attention in a big way.

I don't know of any non-GM cars with this paddle logic. Does anyone out there know of another car with this paddle set-up? In any case, it's probably all moot -- who's gonna use the paddles in an Aura anyway?

Albert Austria, Sr Vehicle Evaluation Engineer @ 16,131 miles 

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28 Comments

desmolicious says:

04:01 PM, 05/ 6/08

Gerard Germany here...
Are you sure that the paddles aren't just a release mechanism for the steering column cover?

SubyTrojan says:

04:06 PM, 05/ 6/08

Agreed. The paddle design here is completely nonsensical.
 
Just imagine if an editor money $hifted the Aura. He or she could be approaching redline in 3rd gear. Let's say he or she wants to upshift to 4th by pulling the paddle and instead, is greeted with a downshift into 2nd. As Steve Matchett (for those of you who don't watch Formula 1 on the SPEED/NASCAR Channel, he's one of their commentators) would say, "KA-BLAMMO!" j/k I'm sure there's some sort of safeguard in the engine or transmission control unit to prevent this excitement.

louiswei says:

04:10 PM, 05/ 6/08

Lexus may only build boring cars but at least they are one of the few who got their paddle shifters right...

huyracing says:

04:23 PM, 05/ 6/08

that is how GM does it... apparantly their race driver John Henriechy (sp?) prefers this set-up, which is why it is the way it is.

SubyTrojan says:

04:31 PM, 05/ 6/08

Source, huyracing?
 
I give John Heinricy mad props for his victories in the 4th-generation F-bodies and development of the first Corvette C5-R. This is well before some people came to know him as the guy who can hustle GM products around the Nürburgring Nordschleife.

jq_s6 says:

05:21 PM, 05/ 6/08

It is an unusual design within the world of cars, however, while i don't recall where i heard this from, i remember hearing the inspiration for GM's paddle shifters came from outside the automotive world. Instead GM designers where inspired by performance shifting systems on high-end road bikes, with paddle systems built in to the brake levers. Press the lever to upshift, and pull back with your thumb to downshift. This is actually quite intuitive on a bike, and the system here looks like it would be pretty intuitive from my perspective, but as a cyclist it may be just because its familiar.
 
Either way, I figure that if you want to change gears and really drive your car, get a manual. That being said, few family sized performance cars can be had with a manual. My 5-speed 95 Audi S6 is a relic of a bygone era in that respect.

stevej2001 says:

06:32 PM, 05/ 6/08

Another red herring. If you buy the car and want to use the steering-wheel shifters, you get used to it. How many people drive multiple cars every week (like car reviewers)?

thedoctor29 says:

06:39 PM, 05/ 6/08

I believe the Mini Cooper has the same exact design. And that's German engineering!

huyracing says:

08:40 PM, 05/ 6/08

SubyTrojan: I can't recall the source. Just a tidbit of info I remember. I'm usually right about these things, though. I too questioned the awkward placement and found the answer either through the internet or by talking to industry people.
 
Mini Cooper has an Aisin Automatic transmission. Japanese engineering. Similar to that found in the Mazda's. It is not the same thing, it is in fact the more intuitive method of pulling to upshift and pushing to downshift.

aurakr says:

09:06 PM, 05/ 6/08

I believe the Corvettes shifter is the
same. I have heard the same thing, that
some expert said this way is the best.
 
Not sure where it came from.
 
SubyTrojan
 
Heinricy is a GM god. I wonder if he had something to do with the setup. I really don't know.
 
Stevej2001 has it correct, if you own the car, you get used to it. The editors for Edmunds have it so tough :)

jerrywimer says:

03:59 AM, 05/ 7/08

Yep. The setup is the same in the Malibu V6's. And while it may be a bit counterintuitive when you first get behind the wheel, after two minutes, it's second nature. Additional strengths- the paddles are mounted to the wheel, not the column, so they move with your hands, they are located really well so that you can upshift or downshift with either hand (even when you have a hand off the wheel for whatever reason), good feel to both touch surfaces of each paddle. There's also definitely a protective override that keeps the automatic from up / downshifting outside some computer-determined zones for each gear. For example, the standard shift logic for the transmission normally won't enter sixth gear until the car is going somewhere between 50 and 55 mph. The paddles make it possible to upshift at roughly 43 mph, which btw, is perfect for saving fuel on the many stretches of 45 mph roadways I travel. But, on the downside, the car will also force downshifts at certain speeds as your velocity drops.
 
BTW, to the comments concerning who will actually use this in *these* cars, *I* do. Steep mountain grades (up or down) make it sensible to force shifts and let the car hold the selected gear much longer than the programmed auto-logic might do. And, as I said, if you're not trying to pass everything on the road, it can be used to increase the overall fuel economy you get in day to day driving (without making you the slowest car on the road either- the 3.6L has tons of torque).
 
To each his own as far as preferences go for automated manual shifting setups, but don't knock it unless you've tried it.

opfreak says:

05:56 AM, 05/ 7/08

Because all those Aura owners will have 10 other cars in their garage, and will get confused as to how the paddles work.
 
phhhf.
 
Another example of domesitc bashing spin.
 
This article could have been writen with positive spin: with the aura been painted in a good light for offering pedal shifters that are mounted to wheel, and work fairly well.
 
instead we got a post about how it could be better.
 
I saw pictures of the M3 with the DSG, doesn't look like BMW even included paddles.

1487 says:

07:26 AM, 05/ 7/08

I dont find the design counterintuitive or difficult to understand. I have NEVER accidentally downshifted when you meant to up shift or vice versa. This is simply a matter of saying that anyone who does it differently from BMW or Lexus or whomever is doing it wrong. Since I havent drive other cars with paddle shifters I have no reason to yearn for a "superior" system. I guess the paddle shifters on the camry and Accord are better. Well, if they had them I'm sure they would be better.

louiswei says:

07:27 AM, 05/ 7/08

BMW offers paddle shifters on sports 3er and 1er, not sure about 5er.
 
BTW, the "DSG" M3 isn't even available yet.

SnakeDoctor says:

08:41 AM, 05/ 7/08

Thanks for your comments.
The post was about how every other paddle system I can think of has one of the two types of operation logic mentioned. GM seems to be the only one with this set-up (with apparently Mini the same way.) It isn't worse, just a bit peculiar.
I know we drive many different vehicles - but pull for upshift seems to be a common motion stereotype.
    
Regards - Snake Doc

SnakeDoctor says:

08:54 AM, 05/ 7/08

One more question for you gamers out there - Does any driving video game wheel have paddles with the GM logic - pull to downshift?
  
Thanks - Snake Doc

boxermike says:

08:58 AM, 05/ 7/08

I've only found this to be a problem once or twice in the Aura. After that it's one of those things you just get used to. I still find myself using my left hand to downshift and my right to upshift though.
 
On a family sedan I won't complain about it-- in fact I love that I get a manual mode to begin with *ahem, accord*--, but on something like a corvette, should I be so unlucky to get into another automatic one, I consider this setup a flaw.
-mike

dougtheeng says:

09:02 AM, 05/ 7/08

"This is simply a matter of saying that anyone who does it differently from BMW or Lexus or whomever is doing it wrong."
 
Wow talk about grapsing at thin air. Who are you even attacking? Anyone who does it differently from whomever? lol, I wonder sometimes if you read what you write, or if it just try to be arguementative.

opfreak says:

09:15 AM, 05/ 7/08

SnakeDoctor
  
considering most car games are played with a controler, or even if you have a wheel, they all uses buttons, which, umm, you cannot push in 2 directions. Ussually one paddle is up, on is down.
 
louiswei
as for the m3 with dsg:
 
autospies has pictures of one getting preped for delivery:
 
http://www.autospies.com/news/FIRST-PIC-S-BMW-M3-w-M-Double-Clutch-Transission-29498/
 
so how can a dealer be selling one, if there not out yet?
 
and I was wrong, one of the pictures does show a paddle. just hidden.

louiswei says:

09:24 AM, 05/ 7/08

"so how can a dealer be selling one, if there not out yet?"
 
I don't know, the BMW website doesn't have the DSG M3 available yet for both sedan and coupe.
 
Thanks for the link by the way.

1487 says:

10:16 AM, 05/ 7/08

"Wow talk about grapsing at thin air. Who are you even attacking? Anyone who does it differently from whomever? lol, I wonder sometimes if you read what you write, or if it just try to be arguementative."
 
not really. Who is to say this setup is "peculiar"? I have never thought that and apparently most reviewers of the car didn't think so either. Often people deem something inferior or peculiar because its not done that same way on something they are familiar with. To anyone who doesnt have extensive experience with paddle shifters (which is likely most Aura owners) there is really nothing odd about the setup at all.

dougtheeng says:

10:29 AM, 05/ 7/08

1487: I think you can call something peculiar if it stands out alone. There are lots of paddle shifting setups out there, and this one is only seen on GM and apparantly Mini, therefore its fair to say its peculiar. Also, be careful to note that peculiar does not mean bad, or inferior.

m_thrizzle says:

10:38 AM, 05/ 7/08

One of my pet peeves is when people who don't know much about cars say "my car is a manual", referring to their automatic transmission with manual-mode shifter/paddles.
 
Does anyone else feel the same way?

dougtheeng says:

11:40 AM, 05/ 7/08

"Does anyone else feel the same way?"
 
Yes.

estreka says:

01:12 PM, 05/ 7/08

"Does anyone else feel the same way?"
 
+2

SnakeDoctor says:

01:31 PM, 05/ 7/08

opfreak -
 
Thanks for the game info.
I was referring to some game steer wheels with paddles - I agree most have buttons.
You mentioned:
"Usually one paddle is up, on is down."
Do you mean - pull to upshift (and probably downshift), yes?
Regards,
Snake Doc

1487 says:

05:40 AM, 05/ 8/08

"Also, be careful to note that peculiar does not mean bad, or inferior."
 
now that is something I can agree with although in this context "peculiar" seemed to be synonomous with "incorrectly done".

mjd1123 says:

05:27 PM, 05/ 8/08

I'm curious as to what happened with the intermediate steering shaft on this car as mentioned several entries back.

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