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C6 with active handling problems!

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Old Jan 27, 2009 | 04:06 PM
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Default C6 with active handling problems!

The last two years my 2005 C6 reduces power during driving while the computer indicates that I have to service active handling. After shutting off the engine everything is normal again, but a few days later it happens again. The car went to the cardealership four times. The first time they updated the software, the second time they changed the active handling unit, the third time the accelerator, the fourth time they made a bypass for the cable loom. But now it happens again. Anyone familiar with this problem who knows a solution?
Thanks, Klokhuis (the Netherlands)
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Old Jan 27, 2009 | 04:11 PM
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if i was you i would take it back too them and say the car is a "lemon". ive heard that if they cant fix the problem after like the 3rd or 4th time they have too replace the car or something like that.
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Old Jan 27, 2009 | 04:25 PM
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Originally Posted by ls3rylec6
if i was you i would take it back too them and say the car is a "lemon". ive heard that if they cant fix the problem after like the 3rd or 4th time they have too replace the car or something like that.
Where can I find more information about that?
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Old Jan 27, 2009 | 04:26 PM
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i need a code to help
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Old Jan 27, 2009 | 04:36 PM
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Originally Posted by patton
i need a code to help
The computer indicates "service active handling". I'm afraid I do not know any code...
I am not an expert, but I would think it has something to do with a sensor, but again, I do not know anything about technique....

Last edited by klokhuis; Jan 27, 2009 at 04:39 PM.
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Old Jan 27, 2009 | 04:41 PM
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Do you still have the stock rims and tires?
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Old Jan 27, 2009 | 04:45 PM
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Originally Posted by Silverspeed
Do you still have the stock rims and tires?
I do. Well I changed the tires twice, but it is still the same brand.

Last edited by klokhuis; Jan 27, 2009 at 04:47 PM.
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Old Jan 27, 2009 | 04:58 PM
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Originally Posted by klokhuis
I do. Well I changed the tires twice, but it is still the same brand.
Sometimes aftermarket rims and tires that are not the same size as stock can cause active handling problems. May I suggest that you PM member "shopdog" with your problem. He is usually very helpful, and could possibly point you in the right direction. Good luck.
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Old Jan 27, 2009 | 05:06 PM
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Originally Posted by Silverspeed
Sometimes aftermarket rims and tires that are not the same size as stock can cause active handling problems. May I suggest that you PM member "shopdog" with your problem. He is usually very helpful, and could possibly point you in the right direction. Good luck.
Thanks for your advise!
No misunderstanding, I allways went to the official Corvette/GM representative in the Netherlands.
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Old Jan 27, 2009 | 07:24 PM
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Originally Posted by klokhuis
I do. Well I changed the tires twice, but it is still the same brand.
Brand of the tire doesn't mean anything, the size is very important. You need the same overall diameter as stock both front and rear. Stock fronts are 25.71" dia and stock rears are 26.85" dia.

For sizes; http://www.miata.net/garage/tirecalc.html

Last edited by haljensen; Jan 27, 2009 at 07:27 PM.
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Old Jan 27, 2009 | 08:44 PM
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Originally Posted by ls3rylec6
if i was you i would take it back too them and say the car is a "lemon". ive heard that if they cant fix the problem after like the 3rd or 4th time they have too replace the car or something like that.
I think the lemon law is an American invention.

BJK
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Old Jan 27, 2009 | 08:57 PM
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Try replacing the BCM. I have an 05 that is being heavily modified. I had many unusual problems with my active handling. we upgraded my computer and replaced the BCM and I beleive we may have eliminated some of the problems. The BCM is cheap....under $300.00??? Might be worth a try??
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Old Jan 27, 2009 | 09:47 PM
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so when the äctive handling" light comes on does it actually slow the car down?
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Old Jan 28, 2009 | 01:22 AM
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Originally Posted by FaSStC5
so when the äctive handling" light comes on does it actually slow the car down?
It does! Living near Germany,where in some parts (as you know) there is no speed limit, it happened with 100 miles an hour and more on the left lane. When there's a fast BMW behind you and you're just overtaking it isn't a pleasure (in fact it's dangerous)!! You really loose most of the power.
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Old Jan 28, 2009 | 01:24 AM
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Originally Posted by BAADC6
Try replacing the BCM. I have an 05 that is being heavily modified. I had many unusual problems with my active handling. we upgraded my computer and replaced the BCM and I beleive we may have eliminated some of the problems. The BCM is cheap....under $300.00??? Might be worth a try??
Thanks, I will suggest it to the dealership.
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Old Jan 28, 2009 | 01:25 AM
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Originally Posted by haljensen
Brand of the tire doesn't mean anything, the size is very important. You need the same overall diameter as stock both front and rear. Stock fronts are 25.71" dia and stock rears are 26.85" dia.

For sizes; http://www.miata.net/garage/tirecalc.html
The tires do have the original sizes.
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Old Jan 28, 2009 | 06:21 AM
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Originally Posted by Silverspeed
Do you still have the stock rims and tires?
This is VERY IMPORTANT with the Active Handling problem!!!

Originally Posted by haljensen
Brand of the tire doesn't mean anything, the size is very important. You need the same overall diameter as stock both front and rear. Stock fronts are 25.71" dia and stock rears are 26.85" dia.

For sizes; http://www.miata.net/garage/tirecalc.html
Brand means NOTHING at all but SIZE is the KEY to the problem!!!
I ran Nitto DR's that were 305/35/18 and I use to throw the Active Handling code at the track and it was usually top end.

Originally Posted by klokhuis
It does! Living near Germany,where in some parts (as you know) there is no speed limit, it happened with 100 miles an hour and more on the left lane. When there's a fast BMW behind you and you're just overtaking it isn't a pleasure (in fact it's dangerous)!! You really loose most of the power.
Sorry to hear that especially when you have a BMW on your butt and you could have pulled away from him and put some distance between you. That's when my problems started. It was usually top end at the track OR off a big roll on the highway.

Geoff @ Next Level Performance tuned it out for me when I had the Nitto DR's and then I installed the wide body kit and the Hoosier's 345's and still haven't thrown a code. He fixed the problem with his tune and programming of the car. I wish you luck and you should find a good tuner over there.
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Old Jan 28, 2009 | 09:02 AM
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Originally Posted by klokhuis
The last two years my 2005 C6 reduces power during driving while the computer indicates that I have to service active handling. After shutting off the engine everything is normal again, but a few days later it happens again. The car went to the cardealership four times. The first time they updated the software, the second time they changed the active handling unit, the third time the accelerator, the fourth time they made a bypass for the cable loom. But now it happens again. Anyone familiar with this problem who knows a solution?
Thanks, Klokhuis (the Netherlands)
I was having the same problem. Try this link, hope it helps:
http://forums.corvetteforum.com/c6-t...ing-issue.html

Good luck
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Old Jan 28, 2009 | 09:18 AM
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Originally Posted by jmt1669
I was having the same problem. Try this link, hope it helps:
http://forums.corvetteforum.com/c6-t...ing-issue.html

Good luck
I sent this topic to the dealership. I presume they can fix it now!
Thanks everybody!
As soon as I found where I can introduce myself, I will do that, but this was urgent....

Klokhuis
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Old Jan 28, 2009 | 10:03 AM
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Originally Posted by klokhuis
I sent this topic to the dealership. I presume they can fix it now!
Thanks everybody!
As soon as I found where I can introduce myself, I will do that, but this was urgent....

Klokhuis
Let us know how it goes.
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