08-10 SS Turbocharged General Discussion Discuss the 2008 - 2009 Chevy Cobalt SS Turbocharged. On sale since the second quarter of 2008.

What RPM do you try to hit for perfect NLS?

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Old Dec 12, 2008 | 05:22 PM
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MrIcky's Avatar
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What RPM do you try to hit for perfect NLS?

Hi, just joined the SS cult. This may be a stupid question but I don't want to do too much trial and error if I don't have to.

I just finished my 500 miles so I can play a bit. Rather than trial and error, I thought I'd ask what RPM are you guys shifting at to get the 'single perfect pop'?
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Old Dec 12, 2008 | 05:36 PM
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If I'm not mistaken you need to hit the shift between 6,000rpm and redline... Someone can maybe confirm/correct me?
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Old Dec 12, 2008 | 05:45 PM
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Ya, but if you hit it just right you get a single pop. If you do it too late you bounce off the rev-limiter, so I guess I'm just asking if you are finding a consistant rpm point where you can fire it off perfectly every time.

I haven't been able to consistantly hit it perfectly.
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Old Dec 12, 2008 | 05:47 PM
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cult?

and for single pop.. um... shift faster?
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Old Dec 12, 2008 | 05:50 PM
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LOL, ya, cult . I mean that in a good way.

Maybe I'm not shifting fast enough honestly. I hit it about 1/3 of the time, then I get too many pops other times.
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Old Dec 12, 2008 | 05:50 PM
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whats it matter?
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Old Dec 12, 2008 | 06:41 PM
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You should be as close to redline as possible...if you're bouncing off the revlimiter, you're either waiting too long before shifting, or taking to long to actually shift. Practice makes perfect.
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Old Dec 12, 2008 | 06:42 PM
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Originally Posted by Tomtwtwtw
You should be as close to redline as possible...if you're bouncing off the revlimiter, you're either waiting too long before shifting, or taking to long to actually shift. Practice makes perfect.
No. Car runs out of steam before that. Once the boost starts to fall off you should be shifting. Redline is NOT always the best place to shift.
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Old Dec 12, 2008 | 07:40 PM
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I really wish this car had come with a shift light.
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Old Dec 12, 2008 | 07:45 PM
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Originally Posted by redninja6r
I really wish this car had come with a shift light.
rapter shift light. nuff said.
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Old Dec 12, 2008 | 07:53 PM
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Not really enough said because I don't know what that is? Please fill me in....
(even my crappy Si had a factory shift light)
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Old Dec 12, 2008 | 10:15 PM
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The RPD has a shift light mode, and for good practice try doing 2-3 NLS it doesn't come up as fast as the 1-2 so you can prepare for it better and find your'e sweet spot.
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Old Dec 12, 2008 | 10:28 PM
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The key to NLS is a very fast shift, there shouldn't be any time to hear multiple pops. The computer lets go of the boost-hold mode after .2 second. Shift quicker.
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Old Dec 12, 2008 | 10:33 PM
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Cobalts actually do have a shift light. I just had a 2008 2.2 stick and it had a shift light that came on when to shift for the best gas mileage. On my new TC, the light is still there, its the light on the top right of ur gauge cluster that is never light. Looks like a round gear. They disabled it on the SS models. If u can just wire that up and tune it maybe it can act as a shift light to whatever RPM u want. its worth a shot.

This is a quote reviewing the 2009 LS, but just for proof " There's also a telltale light on the instrument panel that illuminates between 2,000 and 2,500 rpm, a measure that is meant to inspire you to get better fuel economy by changing to a taller gear.

Though we followed the advice of the shift light almost exclusively over the course of a thousand miles, we achieved a worst tank of 22 mpg, a best tank of 29 mpg and an overall average of 25 mpg"
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Old Dec 12, 2008 | 10:37 PM
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Originally Posted by Gestapo007
Cobalts actually do have a shift light. I just had a 2008 2.2 stick and it had a shift light that came on when to shift for the best gas mileage. On my new TC, the light is still there, its the light on the top right of ur gauge cluster that is never light. Looks like a round gear. They disabled it on the SS models. If u can just wire that up and tune it maybe it can act as a shift light to whatever RPM u want. its worth a shot.
Its not adjustable via the PCM though. Its there for economy only on base MT vehicles. Trucks, cars, whatever. They all have it.
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Old Dec 12, 2008 | 10:49 PM
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^how badass would that be if it was though. some just puts an LED behind it
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Old Dec 12, 2008 | 10:51 PM
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If you look at the dyno graphs for stock turbo cars... these cars fall on their faces about 6300 or so....

I would shift right at about 6k for optimal power!
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Old Dec 12, 2008 | 10:53 PM
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Originally Posted by 1badBlueberrySC
If you look at the dyno graphs for stock turbo cars... these cars fall on their faces about 6300 or so....

I would shift right at about 6k for optimal power!
Well said.
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Old Dec 12, 2008 | 10:53 PM
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Originally Posted by redninja6r
Not really enough said because I don't know what that is? Please fill me in....
(even my crappy Si had a factory shift light)
thats because you had to keep it within 500 rpm to make any power lol,
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Old Dec 15, 2008 | 05:03 AM
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haha.^^^^. My crotch rocket has a shift light too but it's really hard to use because at 16,000 redline it's hard to look down at it.
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Old Dec 15, 2008 | 10:14 AM
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i do 5800-5900rpm out of first and 6000rpm out of second and third.
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