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Trickle charged my '05 vertt to "maximum charge" and it still will not start!!!! Any ideas guys??? My wife would put a bullett through this car if she knew this was happening again after a new battery ($110) and an insurance claim($150) just 6 weeks ago. Have driven the car without problems until 17 days ago. What else could be the problem?? Have parked the car in my garage, as usual, and have put the 6 speed in reverse each time as your display prompts you to. I'm really getting frustrated. Help me soon as I know that the c6 is tough, but not bullett-proof !!!!!!!!!!!!!!!
Last edited by garyhunts; Jan 23, 2011 at 01:12 PM.
Reason: CORRECT SPELLING
I'll bet you a nickel you haven't tried to start it for two weeks, and that you don't have/use a Battery Tender or Battery Tender Junior. A BT is not the same as a trickle charger, which can actually damage a battery. A BT is an intelligent device that applies voltage only when it detects a reduction in charge. For what it costs (retail $39.95), a Battery Tender Junior (http://batterytender.com/automotive/...-at-0-75a.html is a no-brainer and when properly used should save you a lot of trouble.
There IS a possibility that your new battery is defective. If so, you should be able to take it back and get a free replacement. Even if this is the case, you should still buy and use a BT.
I'll bet you a nickel you haven't tried to start it for two weeks, and that you don't have/use a Battery Tender or Battery Tender Junior. A BT is not the same as a trickle charger, which can actually damage a battery. A BT is an intelligent device that applies voltage only when it detects a reduction in charge. For what it costs (retail $39.95), a Battery Tender Junior (http://batterytender.com/automotive/...-at-0-75a.html is a no-brainer and when properly used should save you a lot of trouble.
There IS a possibility that your new battery is defective. If so, you should be able to take it back and get a free replacement. Even if this is the case, you should still buy and use a BT.
This is the answer. A CTEK is on mine anytime it is not being driven even if I am going to drive it the next day. What does it take to get members here to understand the need for a tender when the car is sitting?
This is the answer. A CTEK is on mine anytime it is not being driven even if I am going to drive it the next day. What does it take to get members here to understand the need for a tender when the car is sitting?
Which model year(s) would you say this applies to? Just 05 and 06 or all model years?
This is the answer. A CTEK is on mine anytime it is not being driven even if I am going to drive it the next day. What does it take to get members here to understand the need for a tender when the car is sitting?
I have an '05 that sits on a concrete slab in a detached garage in Chicago. It has been in "hibernation" since the last week of November. I go out once every other week and start it and let it run for 15 mins. Starts right up EVERYTIME. A battery tender is a waste of cash. The OP obviously has some other electrical issue.
I've had two defective brand new batteries with other cars. One was a brand new DieHard that I had Sears install. I then drove the 30 miles home only to have it not start the car again.
I had to remove the bad one myself, drive the 30 miles back to get another new one, and reinstall myself. The other one happened quite a few years ago. It happens.
This is the answer. A CTEK is on mine anytime it is not being driven even if I am going to drive it the next day. What does it take to get members here to understand the need for a tender when the car is sitting?
I'm looking to buy a CTEK US 800 Smart Battery Charger...is this what you would recommend? Thanks....Gary
[QUOTE=garyhunts;1576593807]Enlighten me on this "reflash" that some of you have spoken about. Is it some sort of recall or a no-charge fix at the dealer?[/QUOTE
GM worked on this problem several years ago and developed a flash that the dealer can do in several minuets. DBS (dead battery syndrome) was a problem for some 05 owners with the MN6. They did everything right and the battery would still die over night. The flash fixed it. If you have owned this C6 since new I would doubt it is just starting to be a problem. The dealer can check your history and see if it's been done. I'm sure they will charge you a small fee.
I asked a local dealer about the oft mentioned reflash. The only thing they could find had to do with the DIC passive door lock setting. There was no TSB on reflashing the computer.
There is a TSB for the computer reflash and many of us who have owned 2005 MN6 cars had it done. If a dealer can't find it, he's not looking very hard. It addressed several programming errors that caused DBS in the 2005 cars, and also fixed some lesser problems with 2006 vehicles as well.
One poster mentioned that starting the car every two weeks and letting it run for 15 minutes is as good as a trickle charger. That's simply not true; in fact it may actually cause more of a drain than just leaving the car alone. It takes several miles of driving to make up for the drain caused by starting the car.
During the winter, nothing beats keeping the car on a battery tender if the car will not be driven for extended periods of time.
I asked a local dealer about the oft mentioned reflash. The only thing they could find had to do with the DIC passive door lock setting. There was no TSB on reflashing the computer.
Have the dealer lookup PIC 4188B - reflash for DBS.
There is a TSB for the computer reflash and many of us who have owned 2005 MN6 cars had it done. If a dealer can't find it, he's not looking very hard. It addressed several programming errors that caused DBS in the 2005 cars, and also fixed some lesser problems with 2006 vehicles as well.
One poster mentioned that starting the car every two weeks and letting it run for 15 minutes is as good as a trickle charger. That's simply not true; in fact it may actually cause more of a drain than just leaving the car alone. It takes several miles of driving to make up for the drain caused by starting the car.During the winter, nothing beats keeping the car on a battery tender if the car will not be driven for extended periods of time.
I have an '05 that sits on a concrete slab in a detached garage in Chicago. It has been in "hibernation" since the last week of November. I go out once every other week and start it and let it run for 15 mins. Starts right up EVERYTIME. A battery tender is a waste of cash. The OP obviously has some other electrical issue.