GL Class (X164) 2007-2012: GL320CDI, GL420CDI, GL450, GL550

Vance, we have another problem!

Old Feb 27, 2007 | 08:15 PM
  #51  
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Jack,

I don't get this explanation from MB. I suspect there maybe other issues like a potential block in the induction system or other issues with the variable geometry turbo system. My understanding is that the variable geometry turbo system adjusts the pressure to engine speed. Is it possible that this unit is malfunctioning on your car?

If it was the hose, I can't imagine why no other car has the same problem, if it is a design flaw. These engines have been out for a while.

I just don't buy the hose explanation. I think it has to do with the variable geometry turbo appling more pressue than it should be for the engine speed.
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Old Feb 27, 2007 | 09:38 PM
  #52  
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Originally Posted by mercara
Jack,

I don't get this explanation from MB. I suspect there maybe other issues like a potential block in the induction system or other issues with the variable geometry turbo system. My understanding is that the variable geometry turbo system adjusts the pressure to engine speed. Is it possible that this unit is malfunctioning on your car?

If it was the hose, I can't imagine why no other car has the same problem, if it is a design flaw. These engines have been out for a while.

I just don't buy the hose explanation. I think it has to do with the variable geometry turbo appling more pressue than it should be for the engine speed.
Jack can give you first hand information, but his is not the only one having this problem. There is another poster who had an identical problem and Jack indicated earlier today that a GL320 in Mobile had the same problem.

I have no knowledge of the technical aspects of this engine but since there have been a host of engineers working on the problem it appears that the hose is the problem. I certainly hope so and that is is not something more sinister going on in the engine. The engine has been running too long to have a fatal flaw in my estimation.
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Old Feb 27, 2007 | 10:05 PM
  #53  
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There are now 5 known vehicles with this condition. The problem is the hose is too short and therefore crimps when it is connected at the other end which causes a narrow passage.

I'll have photos of all three hoses soon. My dealer has been directed to notify me when the new one arrives so that I can take some photos of all. They are very accommodating.
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Old Feb 27, 2007 | 10:17 PM
  #54  
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I am not suggesting that there is a major flaw in the engine design. I was only wondering if there was an issue with the turbo in jack's car and the other cars. A flaw in hose should surface more often than just in a couple of cars.

Anyway as long as MB is taking care of it, guess it will be fine.
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Old Feb 27, 2007 | 10:19 PM
  #55  
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Originally Posted by mercara
I am not suggesting that there is a major flaw in the engine design. I was only wondering if there was an issue with the turbo in jack's car and the other cars. A flaw in hose should surface more often than just in a couple of cars.

Anyway as long as MB is taking care of it, guess it will be fine.
I agree. There could be more but we just don't know.
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Old Feb 27, 2007 | 10:54 PM
  #56  
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From: Land of Magnolias and Mint Juleps
Originally Posted by mercara
A flaw in hose should surface more often than just in a couple of cars.
It could be that the hose is fine if installed perfectly, but a little twist or turn during installation results in the crimp (e.g. Monday morning cars.) I've installed/repaired lots of different hoses and tubes in a lot of different things, and sometimes a little twist can result in a restriction or weak spot. I'm just thinking out loud here.
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Old Feb 28, 2007 | 08:07 PM
  #57  
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Well she is back home now! I've attached a photo of the original hose (bottom) and the interim hose (top) that were used. The new and hopefully final hose is identical and not actually longer as previously reported. However, it is made of a slightly different material that is hard to detect with the naked eye or so I'm told.

So its like I've just taken delivery for the first time! Smooth roads ahead (I hope)!
Attached Thumbnails Vance, we have another problem!-hose.jpg  
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Old Feb 28, 2007 | 08:50 PM
  #58  
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From: Land of Magnolias and Mint Juleps
Originally Posted by AutoSaurus
Well she is back home now! I've attached a photo of the original hose (bottom) and the interim hose (top) that were used. The new and hopefully final hose is identical and not actually longer as previously reported. However, it is made of a slightly different material that is hard to detect with the naked eye or so I'm told.

So its like I've just taken delivery for the first time! Smooth roads ahead (I hope)!
So the hose that's on now would be the third hose, not picured? Here's hoping the 3rd time is the charm!
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Old Feb 28, 2007 | 09:09 PM
  #59  
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Originally Posted by boxboss
So the hose that's on now would be the third hose, not picured? Here's hoping the 3rd time is the charm!
That would be correct.

When they called me this morning to say it had arrived I was unable to get there to take photos and inspect so I gave them the go ahead to install b/c they told me it looked nearly identical.
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Old Feb 28, 2007 | 09:35 PM
  #60  
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From: Land of Magnolias and Mint Juleps
Originally Posted by AutoSaurus
That would be correct.

When they called me this morning to say it had arrived I was unable to get there to take photos and inspect so I gave them the go ahead to install b/c they told me it looked nearly identical.
So AS, how do you feel about this? Confident, or are you concerned to try a run over to NO to check? I'd be skiddish, but hopeful.
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Old Mar 1, 2007 | 12:15 AM
  #61  
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3/30/07: B/B GL450 01 319 323 324 334 396 550
Looks like something off of Darth Vader...
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Old Mar 1, 2007 | 08:33 AM
  #62  
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Well, despite what i know was a crappy ordeal for you, Jack, especially on a new vehicle, I am REALLY impressed with MB's response time on this-to have a newly designed part in the field within +/- one week means that they are taking things seriously on this vehicle.

Good luck for totally trouble-free roads ahead.
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Old Mar 2, 2007 | 08:34 PM
  #63  
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What's the latest, Jack? A good, troublefree day or two, I hope!
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Old Mar 2, 2007 | 08:41 PM
  #64  
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Originally Posted by carpersn
Well, despite what i know was a crappy ordeal for you, Jack, especially on a new vehicle, I am REALLY impressed with MB's response time on this-to have a newly designed part in the field within +/- one week means that they are taking things seriously on this vehicle.

Good luck for totally trouble-free roads ahead.
Or working on it for a while....

Have a great trouble free weekend!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
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Old Mar 2, 2007 | 09:05 PM
  #65  
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From: Land of Magnolias and Mint Juleps
Originally Posted by carpersn
What's the latest, Jack? A good, troublefree day or two, I hope!
I'm hoping he's having so much fun in the GL that he's not around to post.
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Old Mar 2, 2007 | 09:26 PM
  #66  
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Originally Posted by carpersn
What's the latest, Jack? A good, troublefree day or two, I hope!
Wonderful so far. I've really put it through the paces the last day and half! Fingers are still crossed.
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Old Mar 2, 2007 | 09:29 PM
  #67  
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From: Land of Magnolias and Mint Juleps
Originally Posted by AutoSaurus
Wonderful so far. I've really put it through the paces the last day and half! Fingers are still crossed.
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Old May 14, 2007 | 01:14 AM
  #68  
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Because it's not a gimmick

Originally Posted by Nevada Jack
If MB had put that straight 6 diesel in the E wagon I may well be driving one today...still cannot understand why the US does not get a diesel wagon. I would have chosen it over the GL320CDI.

You have a sweet car for sure...:-)
Because it doesn't say "Hybrid" on it, so nobody believes the US market (where hybrids are almost universally useless) will purchase it. I have visited friends in Europe and I cannot understand why we don't universally require modern common-rail diesels here. Now with the new US emissions junk, we're making it even harder! I've got a nieghbor with a Ford F350 that he wakes the nieghborhood up with every morning. It's like 5.3 on the Richter scale.

Now, if my GL320 has something more than a loose intercooler hose tomorrow, I'll let you guys know! Where do I find the production date on the car, on the door plate?
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Old May 14, 2007 | 08:31 AM
  #69  
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Originally Posted by sgresser


Because it doesn't say "Hybrid" on it, so nobody believes the US market (where hybrids are almost universally useless) will purchase it. I have visited friends in Europe and I cannot understand why we don't universally require modern common-rail diesels here. Now with the new US emissions junk, we're making it even harder! I've got a nieghbor with a Ford F350 that he wakes the nieghborhood up with every morning. It's like 5.3 on the Richter scale.

Now, if my GL320 has something more than a loose intercooler hose tomorrow, I'll let you guys know! Where do I find the production date on the car, on the door plate?
Sorry to hear you are involved with the "intercooler hose problem." The build date is on a plate on the drivers door and that would be informative.

Your dealership should be aware of this problem and should be able to fix it with the new hose and proper clamping. Let us know the outcome.
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Old May 14, 2007 | 01:47 PM
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Originally Posted by Nevada Jack
Sorry to hear you are involved with the "intercooler hose problem." The build date is on a plate on the drivers door and that would be informative.

Your dealership should be aware of this problem and should be able to fix it with the new hose and proper clamping. Let us know the outcome.
Verified via door plate, build date of 01/07, thanks for the info and WilCo on the outcome update.
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Old May 14, 2007 | 01:51 PM
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Originally Posted by sgresser
Verified via door plate, build date of 01/07, thanks for the info and WilCo on the outcome update.
Yes that is an early build and would have the old hose. I think AutoSaurus build was 1/10 or so.

Too bad MB did not notify all dealers to perform the hose update to all in stock GL's prior to sale...
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Old May 15, 2007 | 11:35 AM
  #72  
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First hill climb a sad one ...

This is NOT how I wanted her first off-highway hill climb to look! This was yesterday, I'm still waiting to hear from my Service Advisor today.

s

PS That weird oil-looking stuff, my wife said someone was blowing out of the back of a pickup truck on I-40 and pulled in front of her. Hopefully they'll wash it off, or I'll have to. The loaner car, C230, was dirty outside and the windows hadn't been properly cleaned. No way to treat an MB!
Attached Thumbnails Vance, we have another problem!-p5140824.jpg   Vance, we have another problem!-p5140825.jpg   Vance, we have another problem!-p5140826.jpg   Vance, we have another problem!-p5140827.jpg  

Last edited by StevethePilot; May 15, 2007 at 11:37 AM. Reason: Forgot to mention
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Old May 15, 2007 | 08:46 PM
  #73  
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The saga continues ...

For those who've not read carpersn's message on the CDI hose problem, after picking my GL at the dealership, stopping to get some Honey Bear's BBQ for lunch (http://www.honeybearsbbq.com/) and accelerating to get back on the highway, this time it was me driving when the hose came off and I both felt and heard it. All I can say is, thank goodness for the paddle shifters because the auto tranny was NOT getting the information it needed to shift properly. My experience with a manual turbo diesel in the UK told me when to shift, but without the turbo I had to avoid any inclines.

Five working days to get it from Deutchland, as there aren't any here. It had better work this time.
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Old May 15, 2007 | 09:42 PM
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Originally Posted by sgresser
For those who've not read carpersn's message on the CDI hose problem, after picking my GL at the dealership, stopping to get some Honey Bear's BBQ for lunch (http://www.honeybearsbbq.com/) and accelerating to get back on the highway, this time it was me driving when the hose came off and I both felt and heard it. All I can say is, thank goodness for the paddle shifters because the auto tranny was NOT getting the information it needed to shift properly. My experience with a manual turbo diesel in the UK told me when to shift, but without the turbo I had to avoid any inclines.

Five working days to get it from Deutchland, as there aren't any here. It had better work this time.
DANG-I'd better have the new part as my GL was towed to the dealer 1 hour away, they fixed, and they re-delivered to me...if i was you i'd ask your dealer to get the part from another dealer as 5 days is UNACCEPTABLE.
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Old May 15, 2007 | 10:59 PM
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Originally Posted by carpersn
DANG-I'd better have the new part as my GL was towed to the dealer 1 hour away, they fixed, and they re-delivered to me...if i was you i'd ask your dealer to get the part from another dealer as 5 days is UNACCEPTABLE.
Not another dealer, another country! There are not any available in the US, according to my dealer, which may mean that as part of the "recall that isn't happening," they're sending something different. If I hear anything ... well, if I hear from them, I'll be surprised. I've heard a heck of a lot more from you guys than from them.

MBUSI should have someone reading these forums regularly!
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