Transmission Failing on my Silverado

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You said that you used 14qts of fluid. This was a flush, correct? If just a pan drop you should not have used more than about 6 qts.
 
I got a call from the service dept.

They are asking for my original stock air intake. I have a K&N installed. I asked why and how that could be associated with an AT failing at 48k miles. The service rep seemed nervous and said that he was not sure if the extended warranty company would be coming out to look at the AT or would do approval over the phone. He stated that sometimes they do come out for expensive jobs and "it might be a problem if the K&N is on there" based upon "his experience." I explained to him that I'd hate to start quoting federal acts to him and he's likely the last person that would want to hear them.

The service rep states that the tech has not finished "making his list" of what is wrong with the AT.

He's supposed to call me before speaking to the warranty company to explain what is wrong with the AT. I asked for the tech to give me a plausible explanation of what primarily failed and the cause, if it could be determined.

The service rep seemed quick on the phone as though he was in a hurry or didn't want to discuss anything further. Hopefully I'll get a response this afternoon.
 
Originally Posted By: GMBoy
You said that you used 14qts of fluid. This was a flush, correct? If just a pan drop you should not have used more than about 6 qts.


Yes, a cooler line flush.
 
Originally Posted By: bigmike
I explained to him that I'd hate to start quoting federal acts to him and he's likely the last person that would want to hear them.



Extended warranties are not covered by the federal Magnuson-Moss act because they are considered to be service contracts, not warranties. So, you have to follow their rules if you want them to give you coverage. You have a good service writer, as most would not call you to tell you about the intake. You better take his advice.
 
Originally Posted By: bigmike
I got a call from the service dept.

They are asking for my original stock air intake. I have a K&N installed. I asked why and how that could be associated with an AT failing at 48k miles. The service rep seemed nervous and said that he was not sure if the extended warranty company would be coming out to look at the AT or would do approval over the phone. He stated that sometimes they do come out for expensive jobs and "it might be a problem if the K&N is on there" based upon "his experience." I explained to him that I'd hate to start quoting federal acts to him and he's likely the last person that would want to hear them.


Mike-

Sometimes it is just best to have things back to stock with an issue like this. Yeah, it might be a little annoying, but I'd simply go along with the request.

With the K&N, it could be inferred that you've done some heavy duty towing with it, and you've been trying to squeeze every possible horsepower out of the engine.

The issue that bothers me is the first owner of your truck. A construction supervisor may have used it to do a couple of stupid things while in his possession... like trying to pull a backhoe out of a mudhole, or who knows what.

A missing trailer hitch... why was it removed before the truck was traded/turned in?
 
Originally Posted By: The Critic
Originally Posted By: bigmike
I explained to him that I'd hate to start quoting federal acts to him and he's likely the last person that would want to hear them.



Extended warranties are not covered by the federal Magnuson-Moss act because they are considered to be service contracts, not warranties. So, you have to follow their rules if you want them to give you coverage. You have a good service writer, as most would not call you to tell you about the intake. You better take his advice.


+1 you can always put it back on again once you get the truck back. Not a big deal.
 
Originally Posted By: mrsilv04


The issue that bothers me is the first owner of your truck. A construction supervisor may have used it to do a couple of stupid things while in his possession... like trying to pull a backhoe out of a mudhole, or who knows what.

A missing trailer hitch... why was it removed before the truck was traded/turned in?


This could definitely be a contributing factor. I worked at a auto auction and the leased pickups that had been used in construction were usually pretty torn up...not trying to scare the OP, but that's what I noticed.
 
The hitch was probably bent or otherwise damaged and removed to make the truck look better.

If it was a cooler line flush it is possible this trans had an internal issue like a plugged up filter or leaky pickup o-ring seal, etc., that was a contributing factor.

That dealership tech is going WAY beyond normal service. I'd get over there with the stock intake ASAP and tip him for that phone call!!
 
Originally Posted By: SteveSRT8
The hitch was probably bent or otherwise damaged and removed to make the truck look better.


That's exactly what I'd assume happened as well... or the new truck could have come in without a hitch and he took it off and put it on the new truck.
 
My guess is that the warranty company isn't going to like a magnefine on there either.

Your service tech did you a great service by making the call to help you get them to pay.

I have seen a magnefine plug up with clutch material in under a year, plug up, and cause the transmission to burn up in short order.

Did you put the filter on with rubber oil cooler lines and hose clamps? Any kinks?

On a warrantied truck, I would have left the factory filter configuration in place. The factory does a nice job using hard lines to route the transmission oil to the heat exchanger in the radiator. Most folks who plumb in a cooler or filter won't use hard lines and a flare tool.

I'm not saying anything was wrong with the installation, I have no idea about how it was done, but those would be aftermarket items that I would be closely looking for if I were warrantying a transmission overhaul.
 
Originally Posted By: JustinH
My guess is that the warranty company isn't going to like a magnefine on there either.


Anything non-OEM will muddy the waters on a case like this unfortunately.

Joel
 
I got a call yesterday afternoon from the service dept. They have been told someone from the warranty company is going to come out today and look at the truck. Because of this, the tech isn't able to open the AT up right now. That might happen today, maybe tomorrow.

I found out I'm dealing with a new service guy (Ray) as opposed to the guy that has always worked with me in the past (Mike). I got somewhat nervous and a little defensive based on some of the comments that this guy has been saying, so I made a phone call to my regular service rep.

Mike was somewhat shocked that Ray was asking me to bring in the OEM air intake. Mike has dealt with the warranty company alot in the past and he has a reputation with them. Mike offered to take over my case and to deal with the warranty company and their guy that is coming in today. He says the K&N isn't going to be a problem. He also says that most of the techs say my truck is probably the best they've seen as far as service maintenance goes and that this was probably a freak failure.

As for the magnefine filter questions. On the Silverado, there are 2 hard lines coming into the cooler, but there are 2 places where there exists a rubber line, about 8 inches from the cooler. This is where I cut the return and put in the magnefine filter. When I tested the flow coming out of the filter, it appeared fine. It could be a problem and I might hear it become a major complaint in this issue. From what I've read on here, it's an upstanding filter. I wish I could get it off of the truck and open it up to see what kind of trash metal (if any) it may have picked up. For the record, I opened up the filter (it unscrews) about a month after I installed it. Wish I had pics of it, but it was clean and the magnet had just a little gray dust on it.

Not much I can do about it now. I seriously doubt I'll have a problem with the intake or exhaust. It's probably going to come down to the magnefine filter and what they know went wrong with the AT. I should hear something later today.

This may escalate, but I'm sure hoping not. I know the service manager, but I don't want to make that phone call until I know something more and I'm not sure but he might be involved already. Hopefully, the dealer will advocate on my behalf based upon my records. Luckily for me, I purchased the truck from them, most of my records are with them, and I purchased the extended warranty through them.
 
Originally Posted By: mrsilv04
Originally Posted By: bigmike
I got a call from the service dept.

They are asking for my original stock air intake. I have a K&N installed. I asked why and how that could be associated with an AT failing at 48k miles. The service rep seemed nervous and said that he was not sure if the extended warranty company would be coming out to look at the AT or would do approval over the phone. He stated that sometimes they do come out for expensive jobs and "it might be a problem if the K&N is on there" based upon "his experience." I explained to him that I'd hate to start quoting federal acts to him and he's likely the last person that would want to hear them.


Mike-

Sometimes it is just best to have things back to stock with an issue like this. Yeah, it might be a little annoying, but I'd simply go along with the request.

With the K&N, it could be inferred that you've done some heavy duty towing with it, and you've been trying to squeeze every possible horsepower out of the engine.

The issue that bothers me is the first owner of your truck. A construction supervisor may have used it to do a couple of stupid things while in his possession... like trying to pull a backhoe out of a mudhole, or who knows what.

A missing trailer hitch... why was it removed before the truck was traded/turned in?


I was told by the dealer that the truck was leased without the hitch installed. That's *their* statement on the issue. Now, should I believe them, I don't know?

I've never seen any evidence of damage on the truck. I've been under it enough to know, but that doesn't mean that something bad could have been done. I've never had any evidence of problem from anything on the truck.

The only things it has been in the shop for has been the steering shaft (twice) and they replaced it along with the rack/pinion, once for an EVAP issue they resolved via a TSB, and brake rotors (which I replaced). Everything else has been maintenance.
 
Originally Posted By: bigmike
Mike was somewhat shocked that Ray was asking me to bring in the OEM air intake. Mike has dealt with the warranty company alot in the past and he has a reputation with them. Mike offered to take over my case and to deal with the warranty company and their guy that is coming in today. He says the K&N isn't going to be a problem. He also says that most of the techs say my truck is probably the best they've seen as far as service maintenance goes and that this was probably a freak failure.

If your regular SA feels he has more leverage with the warranty company, then great, but personally I feel better about working with Ray than your regular SA. Your regular SA sounds a bit reckless to me as aftermarket intakes often throw a red flag with warranty companies that are trying to find any possible way of denying a claim, especially large ones like this. You really should have used a bit common sense and not have been on the defensive against Ray when he called yesterday. You should have brought in the original intake immediately. I wish you the best of luck.
 
Originally Posted By: The Critic
Originally Posted By: bigmike
Mike was somewhat shocked that Ray was asking me to bring in the OEM air intake. Mike has dealt with the warranty company alot in the past and he has a reputation with them. Mike offered to take over my case and to deal with the warranty company and their guy that is coming in today. He says the K&N isn't going to be a problem. He also says that most of the techs say my truck is probably the best they've seen as far as service maintenance goes and that this was probably a freak failure.

If your regular SA feels he has more leverage with the warranty company, then great, but personally I feel better about working with Ray than your regular SA. Your regular SA sounds a bit reckless to me as aftermarket intakes often throw a red flag with warranty companies that are trying to find any possible way of denying a claim, especially large ones like this. You really should have used a bit common sense and not have been on the defensive against Ray when he called yesterday. You should have brought in the original intake immediately. I wish you the best of luck.


The way I look at this is the service dept. should be advocating on my behalf.

Ray told me "the warranty company is my boss." I found that troubling. The service dept. should be independent and the go-between for me and the company, not serving someone else.

Maybe that is reckless and maybe I'm an idiot for thinking this way. That's how I feel and the best judgment for me is to go with the person who knows my truck and me personally. Unfortunately, Ray is new and doesn't have the rapport with the company.
 
Well at least I got some GOOD news...

Mike and Ray are working together on this due to Ray's inexperience and Ray explained that to me this morning. He is taking it well and saying that he needed help in the area of dealing with big jobs and this warranty company.

The warranty rep came out and test drove the truck yesterday, looked it over, etc. He's authorized a rental for 2 days and 5 hours of tear down time. At that point, he'll hear what the tech says is wrong and either come back out or authorize repairs over the phone. The warranty rep did not have a problem with the K&N or the magnefine filter, unless the filter caused lack of cooling or flow. Since I'm 99% confident that's not the case, I believe it'll be fixed.

I'm guessing that there is some argument between the warranty company and GM. Maybe not, but the way it sounded the warranty company wants to know if it is a manufacturer defect or issue that caused the failure. I imagine this might play into how they pay for all of this or recover their cost. Maybe someone can enlighten me on how they work?

I'll probably not get anymore news until Monday. I'll be out of town this weekend anyway.

I've learned alot through all of this. I appreciate the comments guys, positive or negative.
 
I sure hope it is NOT a manufacturing defect.

I had a 99 Ram trans fail and my cheap aftermarket warranty company (thru my credit union) shipped in their own replacement and paid the dealer to R&R.

We went through that 3 times before I threw a fit and made them buy a Dodge replacement trans. The TC had been updated and the truck never had the problem again!
 
Hold on here guys. I am a big GM fan through and through but the 4L60E is NOT the greatest trans some here are making it out to be. My cousins was shot at 80K in his blazer and he never towed anything and never ran it hard. The 07 Yukon I just bought with 34K on it has had the 4L60E replaced at 18K miles. I almost didnt buy it because of that but I checked the fluid and the level was good and the fluid looked and smelled new and it shifted and functioned just fine. I found out about the trans being replaced from carfax. The dealer replaced it. I am still covered under the 5 year 100K powertrain warranty and we also got an extended warranty that adds another 5 years and 100K which gives me a grand total of 5 years/134,000 from the date of purchase of solid protection. I would NOT have gotten this warranty had this truck had a better transmission.
 
The tech stated that the reaction carrier "blew up." I don't know anything about transmission internals - anyone care to elaborate in "dumb down" terms for me? They didn't say what caused it.

They've ordered a GM reman. unit. I'll have to pay for the fluid, another magnefine filter, and $100 deductible for the warranty company.

It'll probably take another week or so to get it back.
 
There are several parts that could be called the reaction carrier, including the sun shell and the planetaries. Google for images.

In simple terms, it broke - metal fatigue, poor design, or manufacturing defect. When these transmissions fail at a low mileage this is how they do it.
 
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