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I know many posts have covered this subject. It is great that some astute Forum members discovered the loose rear axle nut problem and alerted the rest of us.
Just checked them on my '07 with 6,000 miles on the clock.
The passenger side was so loose I removed it with my fingers! The driver side was just below the 118 Ft Lb recommendation.
Anyway....to the point. Do check your nuts for tightness (so to speak)
Also, beware the axle nuts may not be the same size on all cars.
Mine was built SEPT '06 (Z51 option). They are 34 MM on this car.
33MM and US size 1 5/16"" were too small to fit, but others have posted that those sizes fit their car. Perhaps different suppliers on the axle nuts?
The 34 MM Axle impact deep socket was $14 from PEP Boys.
The driver's side on my 2006 C6 was tight, passenger side was not even finger tight. Same for a friend with a 2006 Z06. The 1 15/16" socket worked on both our cars. A 2007 Z06 also we checked must have had a 34mm nut because we couldn't get the 1 15/16" socket on it.
I check mine before each autocross and have not noticed the passenger nut needing any turning to get up to torque.
From: Currently somewhere in IL,IN,KY,TN,MO,AR,MS,AL, or FL
Originally Posted by adias
What is this? The wheel assemblies may be loose?
Not much confidence-inducing for someone seriously looking at the current Corvette offering and used to superior german engineering. Nuts!
One thing you will find here is if there is ANYTHING wrong with the car it will get hundreds if not thousands of posts. If it is serious it will get tens of thousands. Axle nuts have gotten hundreds even though it is not a safety issue (search other threads). It seems to have been a common problem since there were so many here that found theirs loose. That means that there are tens of thousands of these cars running around with loose nuts and not one mention of a recall or even an accident on the news where someone's wheel came off. With that said, mine were both a little loose with the passenger looser than the driver's but have not reloosened since tightening. The tightness should be checked to prevent premature wear some years down the road.
BTW, having seen and worked on that "superior German Engineering" all I can say is I have found it to be highly overrated.
From: Currently somewhere in IL,IN,KY,TN,MO,AR,MS,AL, or FL
Originally Posted by JLargo
Corvette newbie question. I assume this is a picture of the axle nut that comes loose?
The picture is slightly misleading since you don't have to take the wheel off to get to it. Just pop off the center cap. Takes less than a minute to retorque a side.
One thing you will find here is if there is ANYTHING wrong with the car it will get hundreds if not thousands of posts. If it is serious it will get tens of thousands. Axle nuts have gotten hundreds even though it is not a safety issue (search other threads). It seems to have been a common problem since there were so many here that found theirs loose. That means that there are tens of thousands of these cars running around with loose nuts and not one mention of a recall or even an accident on the news where someone's wheel came off. With that said, mine were both a little loose with the passenger looser than the driver's but have not reloosened since tightening. The tightness should be checked to prevent premature wear some years down the road.
BTW, having seen and worked on that "superior German Engineering" all I can say is I have found it to be highly overrated.
I understand the amplifying effect of the Internet. True here and true on Porsche forums.
Can you list the kinds of checks (like a PPI) one should do when one buys a new Vette?
For those of you who are checking your axle nuts, are any of you guys putting red loctite on them before you retorqe them so you don't have to worry about it anymore?
The picture is slightly misleading since you don't have to take the wheel off to get to it. Just pop off the center cap. Takes less than a minute to retorque a side.
The picture is slightly misleading since you don't have to take the wheel off to get to it. Just pop off the center cap. Takes less than a minute to retorque a side.
Correct. I had the wheels off for my suspension install anyway....
From: Currently somewhere in IL,IN,KY,TN,MO,AR,MS,AL, or FL
Originally Posted by adias
I understand the amplifying effect of the Internet. True here and true on Porsche forums.
Can you list the kinds of checks (like a PPI) one should do when one buys a new Vette?
You seem to me to have violated one of the rules here by hijacking the thread and you would get better responses if you started a new thread but to quickly answer your question, IMHO, ...
If you are buying new your pre-purchase inspection should be
That's it! Do those 2 things and you will get the best the Corvette Division has to offer at the best price and with no hassles. You don't have to worry about any major defects, just some minor ones that are widely talked about here and easily fixed.
Now if you're talking used then that's different because people do strange things to perfectly good cars. Start a new thread.
Last edited by FortMorganAl; Aug 13, 2007 at 11:15 PM.
Reason: speeling
If you get "less than perfect" when taking delivery from a dealer, I wouldn't bet on that. The museum delivery wouldn't have solved my 06 C6 A6 problems:
1. Defective crank sensor,
2. Defective transmision cooling hoses,
3. Defective shifter,
4. Defective differential,
5. Defective top, and
6. Body squeaks and snap sounds.
I would have gladly taken a museum delivery if they would have solved all of the above problems. If the Corvette is SO GOOD as some think, why did I have ALL these problems? Let's be realistic, the Corvette is another bow tie product, good but not great.
At times I think I would have been better off with a prancing horse or lambo INSTEAD of a Vette, I wonder how many others have had the same thought?
I assume that by "defective" with respect to items 3 and 4, you mean "noisy." That makes half the items on your list NVH issues, which are pretty common nuisances with the C6. 1 and 2 are pretty uncommon, and 5, well that was definitely a big-time screwup.
I don't know where anybody gets the idea that Ferraris and Lamborghinis are better (let alone anywhere near as good) as a Corvette with regard to reliability. Exotics have traditionally been abysmal in that respect. They're getting better (mainly as a result of deep-pocketed corporate parents and soaring production numbers) but they're still among the flakiest cars made. Fun, but flakey.
And who exactly is slapping themselves on the forehead and declaring that they could have had a 599 Fiorano instead? It's like eight times the price of a C6.