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Old Aug 28, 2009 | 10:20 AM
  #1  
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Default Service Column Lock

I have read the Stickies on this and have looked at the alternatives. However, they all seem to be pointing to 2004 and older corvettes. I have a 2005 c6 and I am getting this issue. It is not locking the steering wheel, it just won't start the car. GM just suggests that I pay to have it towed to a dealer and pay them to fix it. I was wondering if anyone could help me.

Will the CLB designed for the 2004 'vette fix my problem?
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Old Aug 28, 2009 | 01:22 PM
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Here is a bump for ya..
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Old Aug 28, 2009 | 04:14 PM
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A weak battery is the usual cause of this message.
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Old Aug 28, 2009 | 08:13 PM
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So I should replace the battery?
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Old Aug 28, 2009 | 08:39 PM
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That's what I would do. If it's the original it's time. Mine died in 22 months. You could have a load test done on it but if it's the original I'd replace it.
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Old Aug 29, 2009 | 06:18 PM
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Ok so I don' t have the original battery, I have an optima yellow thats been in the car for the 1.5 years I've had it. Its an '05 MN6.

Still suggesting a bad battery?
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Old Aug 29, 2009 | 07:01 PM
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I remember having this problem on my 99 C5, but not on my C6. I have an 05 MN6 also, and the 05 MN6's have a know power drain problem. They corrected it in 06 I believe. I have the optima battery but it's red, and I still have problems from time to time. Not sure what the difference between the red and yellow optima battery is. I would suggest you have the battery fully charged and tested out of the car and see what happens. But I bet the battery is a bit weak. If you do change it, go back with the optima, in an 05 a cheap battery will not last long do to the power draw issue.

I have to charge mine every so often because I only drive my car about once a week at most and it might be just to the store and back. But if you drive it daily you shouldn't have the same issue, be sure to check that the charging system is working also.
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Old Aug 29, 2009 | 07:12 PM
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Originally Posted by zarosh
I have read the Stickies on this and have looked at the alternatives. However, they all seem to be pointing to 2004 and older corvettes. I have a 2005 c6 and I am getting this issue. It is not locking the steering wheel, it just won't start the car. GM just suggests that I pay to have it towed to a dealer and pay them to fix it. I was wondering if anyone could help me.

Will the CLB designed for the 2004 'vette fix my problem?
The service column lock message is a common message thrown out when an '05 MN6 restarts from a dead or nearly dead battery. Make sure that your car has had the BCM reflash to ensure that you don't get sudden dead batteries from DBS. Dreaded battery syndrome.
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Old Aug 29, 2009 | 10:24 PM
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Originally Posted by luv2golf
I remember having this problem on my 99 C5, but not on my C6. I have an 05 MN6 also, and the 05 MN6's have a know power drain problem. They corrected it in 06 I believe. I have the optima battery but it's red, and I still have problems from time to time. Not sure what the difference between the red and yellow optima battery is. I would suggest you have the battery fully charged and tested out of the car and see what happens. But I bet the battery is a bit weak. If you do change it, go back with the optima, in an 05 a cheap battery will not last long do to the power draw issue.

I have to charge mine every so often because I only drive my car about once a week at most and it might be just to the store and back. But if you drive it daily you shouldn't have the same issue, be sure to check that the charging system is working also.
Not all 2005s have the problem. In over four years I've never had the problem and I've been on vacation for three weeks twice with out a dead battery. For those that have the DBS problem there is a BCM reflash as recommened by Hoonose. He has had personal experience with the problem.
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Old Sep 1, 2009 | 11:25 PM
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Can I get clarification on this BCM Reflash?
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Old Sep 1, 2009 | 11:28 PM
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Originally Posted by zarosh
Can I get clarification on this BCM Reflash?
Your dealer can look up your record and see if it was done.
It is a reprogram of the Body Control Module.
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Old Sep 2, 2009 | 12:41 AM
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Originally Posted by VET4LES
A weak battery is the usual cause of this message.
It happened to me 3 times ans had to jump start with jumpster. Now I have Opmtima yellow top nd no problem.
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Old Sep 13, 2009 | 10:37 PM
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I had this problem about a week and a half ago. Had the car jumped after about 20 minutes of charging and a battery pull. Two days later, the car wouldn't start again. Finally got around the replace the battery two days ago... started fine yesterday

I made it to my girlfriends house and back yesterday. Today I made it to a sports bar, watched the cowboys kick some butt, got in my car, it started... BUT, nothing worked but the car. The AC was hot, the gauges didn't work or light up, navigation was off.... I was stuck in the car in the hot texas heat. I had no choice but the remove the top and climb out the top once I got here to my girlfriends.

Now it won't start. Took the battery to have it tested... good, alternator... tested good as well. FOB battery was replaced 3 months ago. Tried swapping out the FOB battery again right now just in case... still won't turn on. I have no idea what to do. I'm at my gf's and my car won't start... so here I am, extremely aggravated. Almost ready to trade the car in for an 2010 camaro... if anyone knows what the heck is going on... please help.
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Old Sep 13, 2009 | 10:39 PM
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Forgot to mention... I have an 05 MN6 Z51 3LT w/navi, Ipod lockpick and removable top. Dont know if it matter????
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Old Sep 13, 2009 | 11:12 PM
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Originally Posted by TragicTA
Forgot to mention... I have an 05 MN6 Z51 3LT w/navi, Ipod lockpick and removable top. Dont know if it matter????
You need to look in your manual and see that there is an emergency door exit pull on the floor by the doors!

Next, make sure your car has had the DBS BCM reflash. Your dealer can check if it's been done. This reprogram might prevent future dead batteries for you.
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Old Sep 14, 2009 | 05:46 AM
  #16  
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I had this same issue with the column lock and we replaced the battery and fixed the issue.
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Old Sep 14, 2009 | 05:54 AM
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Originally Posted by TragicTA
Forgot to mention... I have an 05 MN6 Z51 3LT w/navi, Ipod lockpick and removable top. Dont know if it matter????
Try taking the Lockpick out - there are two models, one if you have XM and one if you don't, and if you get the wrong model you will have dead battery problems.

I know, I had dead batteries each morning until I took it out and got the right Lockpick. They will exchange it for you.
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