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Replace F55's

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Old Aug 7, 2017 | 12:13 PM
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Default Replace F55's

Finally going to have to break down and replace the F55's on all four corners. Leaking like an oil well. I've read the posts about reprogramming out the warning when replacing with ZO6's or Bilstein aftermarket units. Curious if locals in the Phoenix area can recommend a metro shop that has the tech2 (or equivalent) that can do the reprogramming. Also, even though the price of the original F55's have come down over years, I still cannot justify that cost. However, this car does not ever see the track and my S/O will not ride with me if I drive with the shocks in the "sport" mode. Therefore, I'm looking for suggestions for good aftermarket shocks that have similar characteristics to the F55's in the "tour" mode.

Thanks in advance for any suggestions,

Clay

2003 Anniversary Edition
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Old Aug 7, 2017 | 12:15 PM
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Curious - how many miles did you get out of those F55's?
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Old Aug 7, 2017 | 12:21 PM
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Originally Posted by AE Guy
Curious - how many miles did you get out of those F55's?
That worries me too!

Les
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Old Aug 7, 2017 | 12:21 PM
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They started bleeding @ 24,000 miles and I'm up to 47,000 now. Still have not received any warning (85 mph limit) as yet.

Last edited by gooddog; Aug 7, 2017 at 12:23 PM.
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Old Aug 7, 2017 | 12:33 PM
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Originally Posted by gooddog
They started bleeding @ 24,000 miles and I'm up to 47,000 now. Still have not received any warning (85 mph limit) as yet.
Yikes, that's a bummer - I don't look forward to the day I have to deal with that. However, I am aware that the potential exists and plan on going the C6 Z06 shock route w/Tech 2 delete.

Sorry OP
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Old Aug 7, 2017 | 12:40 PM
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Sounds like you had a lemon...
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Old Aug 7, 2017 | 01:57 PM
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Originally Posted by gooddog
Finally going to have to break down and replace the F55's on all four corners. Leaking like an oil well. I've read the posts about reprogramming out the warning when replacing with ZO6's or Bilstein aftermarket units. Curious if locals in the Phoenix area can recommend a metro shop that has the tech2 (or equivalent) that can do the reprogramming. Also, even though the price of the original F55's have come down over years, I still cannot justify that cost. However, this car does not ever see the track and my S/O will not ride with me if I drive with the shocks in the "sport" mode. Therefore, I'm looking for suggestions for good aftermarket shocks that have similar characteristics to the F55's in the "tour" mode.

Thanks in advance for any suggestions,

Clay

2003 Anniversary Edition
I had the same issue with my Anniversary at 90k miles and couldn't stomach $4 grand IF they were available from a dealer.... I replaced them with Z06 shocks and had the shop use the Tech2 programmer required to delete the option from memory.

I have used this shop out here in Fountain Hills for more than 10 years- they've worked on our family cars and five of our Corvettes. It's probably the other end of the world from you but if you want the name and info, shoot me a PM.

Good luck-

Last edited by CQRT; Aug 7, 2017 at 01:58 PM.
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Old Aug 7, 2017 | 01:59 PM
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Do a Google search for Xtreme Motorsports. They are in Tempe.
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Old Aug 7, 2017 | 02:36 PM
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Originally Posted by Tsumi
Sounds like you had a lemon...
find it hard to believe they ALL failed with so low mileage...something is not right.
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Old Aug 7, 2017 | 02:45 PM
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Actually, the probable cause was due to not being used. The seals dry up over time when not being actuated from time to time. Living in Arizona probably doesn't help.
The car had been known to sit for months at a time....

Last edited by gooddog; Aug 7, 2017 at 02:47 PM.
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Old Aug 7, 2017 | 08:11 PM
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Originally Posted by gooddog
Actually, the probable cause was due to not being used. The seals dry up over time when not being actuated from time to time. Living in Arizona probably doesn't help.
The car had been known to sit for months at a time....
The previous owner of my AE drove with shock stuffers in place for nearly 40k miles . That may or may not have prolonged the life of mine - we shall see.
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Old Aug 7, 2017 | 08:23 PM
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I replaced my F45 shocks on my 2002 Corvette with approx 16,000 miles on car. The shocks were not leaking, but the shock performance was degraded. C6 ZO6 shocks made a big improvement. Although the F55 suspension is probably better than the F45 was.
Had the Tech 2 delete done, very simple, takes 10 to 15 minutes.

Last edited by steig; Aug 7, 2017 at 08:27 PM.
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Old Aug 7, 2017 | 08:27 PM
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Originally Posted by ljorges
That worries me too!

Les
Nothing to worry about.
Easy fix-C6 ZO6 shocks and Tech 2 delete.

Also, sold my used F45 shocks for nearly the cost of new ZO6 shocks.

Last edited by steig; Aug 7, 2017 at 08:29 PM.
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Old Aug 8, 2017 | 12:56 AM
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Originally Posted by steig
Nothing to worry about.
Easy fix-C6 ZO6 shocks and Tech 2 delete.

Also, sold my used F45 shocks for nearly the cost of new ZO6 shocks.
I'm glad there are options.

Les
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Old Aug 8, 2017 | 09:19 AM
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Thanks all for the inputs. Does anyone have recommendations for relatively "stock" replacements? I don't want to stiffen up the ride harshly or my S/O will not want to trip with me. Are the late year Z06 any milder than the Bilstein HD's?

Thanks,
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Old Aug 8, 2017 | 11:13 AM
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Originally Posted by gooddog
Thanks all for the inputs. Does anyone have recommendations for relatively "stock" replacements? I don't want to stiffen up the ride harshly or my S/O will not want to trip with me. Are the late year Z06 any milder than the Bilstein HD's?

Thanks,
I have seen the base C6 shocks and Monroe shocks recommended for soft ride.
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Old Aug 8, 2017 | 07:13 PM
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Originally Posted by AE Guy
The previous owner of my AE drove with shock stuffers in place for nearly 40k miles . That may or may not have prolonged the life of mine - we shall see.
I have wondered the exact same thing.........my 03 had two previous owners when I bought it at about 24k. I would like to think that the stuffers prevented wear on the F55 shocks, which I assume is why GM put them in place for shipping.
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To Replace F55's

Old Sep 13, 2017 | 07:38 PM
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I'm replacing mine at 57k miles. The rears are obviously leaking now and sharp bumps are, well, sharp now. I inspected these at 55k miles and found minor leaking.

The fronts are leaking now too, its time for replacements at all corners and disabling the F55 computer function.

I'm considering the C6 Z06 shocks vs Bilsteins for replacements. My AE will probably never see the track competitively, so I'm more interested in ride quality for trips.


Last edited by Trigger Creep; Sep 13, 2017 at 07:39 PM.
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Old Sep 13, 2017 | 07:57 PM
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Originally Posted by gooddog
Thanks all for the inputs. Does anyone have recommendations for relatively "stock" replacements? I don't want to stiffen up the ride harshly or my S/O will not want to trip with me. Are the late year Z06 any milder than the Bilstein HD's?

Thanks,
I put in C6 Z06 shocks but you could use OEM C5/C6 shocks or even OEM equivalent from NAPA or elsewhere.

Will you be at the Prescott show Sept 23 ?
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Old Sep 13, 2017 | 07:59 PM
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Originally Posted by Trigger Creep
I'm replacing mine at 57k miles. The rears are obviously leaking now and sharp bumps are, well, sharp now. I inspected these at 55k miles and found minor leaking.

The fronts are leaking now too, its time for replacements at all corners and disabling the F55 computer function.

I'm considering the C6 Z06 shocks vs Bilsteins for replacements. My AE will probably never see the track competitively, so I'm more interested in ride quality for trips.

I would recommend base C6 shocks.
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