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The rest of the story [message #265266] Sat, 01 November 2014 19:16 Go to next message
94nubble is currently offline  94nubble   United States
Messages: 275
Registered: July 2011
Location: Chesapeake VA
Karma: 3
Senior Member
In reference to http://gmc.mybirdfeeder.net/GMCforum/index.php?t=msg&th=31492&prevloaded=1&rid=2177&start=0

I received this e-mail from Luke Pertowski. I talked with Luke and what they did was to buy another brand filter and compare it to their's. He thanked me for bringing this to his attention. They will be more stringent on their QA. It seems that we GMC owners are there biggest customers for this filter. I would buy APT from now on. But check the fit guys. If it's fit is loose, take it back and get another filter. I received the check today.


Hello Tom,

Sorry for getting back to you so late, we ran a more in-depth analysis of this filter to our specification. It does appear that although within specs, the filter you sent was close to the minimum specification. Although this should work in a perfect world, I wonder if it compromised how the o-ring seated or where in the production tolerance your transmission is, both are variables. It also does appear that the one you sent is a rather isolated case, as it is not the norm to produce so close to the minimum specification this is now amended.

If you can forward over your invoice from Co-Operative Automotive, I would be happy to issue you a credit for the cost of the filter, fluid and labor. I truly do appreciate your support with us tracking down a potential root cause.


Luke Perkowski

Director of Marketing & Product Management

ATP Logo

ATP Automotive

1300 Pratt Blvd

Elk Grove Village, Il 60007


Tom McManus
1977 Royale
Chesapeake VA
Re: [GMCnet] The rest of the story [message #265442 is a reply to message #265266] Tue, 04 November 2014 13:13 Go to previous messageGo to next message
USAussie is currently offline  USAussie   United States
Messages: 15912
Registered: July 2007
Location: Sydney, Australia
Karma: 6
Senior Member
Tom,

I have not had the time to put together an email on the filters but Larry Weidner bought two transmission filters for me at Bob
Drewes auction that Bob had lying around. I went to install them and found out possibly WHY Bob had them lying around! Neither one
of them fit correctly. On one of them the tube was too small and rattled around and the second was too big and would not go it! I
happened to have one I had purchased as a spare and it too was too small!

For the record I am NOT complaining about buying those filters I think it was a good thing as I discovered this and the information
will be published.

JR Wright has one of the old AC / Delco PF-169 / TF-169 filters in his possession; it would be great if he could measure the
dimension of that tube on them. http://www.gmcmhphotos.com/photos/data/5244/GEDC0089.JPG

BTW I thought and have been telling people those filters are nothing but a horse hair type filter that is 100% INCORRECT, I don't
know how I came up with that but the transmission filter are folded paper. I cut a couple of them open while I was in the USA but
forgot to take photos and document the dimensions of the tubes. I'll ask John Sharpe if he could do so when he gets time and I'll
post them to the photo site.

Regards,
Rob M.
Sydney, Australia
AUS '75 Avion - The Blue Streak TZE365V100428
USA '75 Avion - Double Trouble TZE365V100426

-----Original Message-----
From: Tom McManus

In reference to http://gmc.mybirdfeeder.net/GMCforum/index.php?t=msg&th=31492&prevloaded=1&rid=2177&start=0

I received this e-mail from Luke Pertowski. I talked with Luke and what they did was to buy another brand filter and compare it to
their's. He thanked me for bringing this to his attention. They will be more stringent on their QA. It seems that we GMC owners are
there biggest customers for this filter. I would buy APT from now on. But check the fit guys. If it's fit is loose, take it back and
get another filter. I received the check today.


Hello Tom,

Sorry for getting back to you so late, we ran a more in-depth analysis of this filter to our specification. It does appear that
although within specs, the filter you sent was close to the minimum specification. Although this should work in a perfect world, I
wonder if it compromised how the o-ring seated or where in the production tolerance your transmission is, both are variables. It
also does appear that the one you sent is a rather isolated case, as it is not the norm to produce so close to the minimum
specification this is now amended.

If you can forward over your invoice from Co-Operative Automotive, I would be happy to issue you a credit for the cost of the
filter, fluid and labor. I truly do appreciate your support with us tracking down a potential root cause.


Luke Perkowski
Director of Marketing & Product Management
ATP Logo
ATP Automotive
1300 Pratt Blvd
Elk Grove Village, Il 60007
--
Tom

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Regards, Rob M. (USAussie) The Pedantic Mechanic Sydney, Australia '75 Avion - AUS - The Blue Streak TZE365V100428 '75 Avion - USA - Double Trouble TZE365V100426
Re: [GMCnet] The rest of the story [message #265524 is a reply to message #265442] Wed, 05 November 2014 23:22 Go to previous messageGo to next message
powerjon is currently offline  powerjon   United States
Messages: 2446
Registered: January 2004
Karma: 5
Senior Member
Rob,
Been busy with a Kitchen remodel, had the granite countertops installed today. Actually I have 2 of the AC Delco filter assemblies in the box complete. I haven’t had to use one yet.

I am using a different filter picture. The copper connection from the filter to the transmission measures as follows. From the steel case to the center of the copper expanded area was1.850 inches. From that point to the end is 0.812 inches. The diameter of the copper inlet is 0.750 in diameter. Both filters are the same.

> http://www.gmcmhphotos.com/photos/general-pictures/p36767-ac-transmission-filter.html

JR

> On Nov 4, 2014, at 2:13 PM, Robert Mueller wrote:
>
> Tom,
>
> I have not had the time to put together an email on the filters but Larry Weidner bought two transmission filters for me at Bob
> Drewes auction that Bob had lying around. I went to install them and found out possibly WHY Bob had them lying around! Neither one
> of them fit correctly. On one of them the tube was too small and rattled around and the second was too big and would not go it! I
> happened to have one I had purchased as a spare and it too was too small!
>
> For the record I am NOT complaining about buying those filters I think it was a good thing as I discovered this and the information
> will be published.
>
> JR Wright has one of the old AC / Delco PF-169 / TF-169 filters in his possession; it would be great if he could measure the
> dimension of that tube on them. http://www.gmcmhphotos.com/photos/data/5244/GEDC0089.JPG
>
> BTW I thought and have been telling people those filters are nothing but a horse hair type filter that is 100% INCORRECT, I don't
> know how I came up with that but the transmission filter are folded paper. I cut a couple of them open while I was in the USA but
> forgot to take photos and document the dimensions of the tubes. I'll ask John Sharpe if he could do so when he gets time and I'll
> post them to the photo site.
>
> Regards,
> Rob M.
> Sydney, Australia
> AUS '75 Avion - The Blue Streak TZE365V100428
> USA '75 Avion - Double Trouble TZE365V100426
>
> -----Original Message-----
> From: Tom McManus
>
> In reference to http://gmc.mybirdfeeder.net/GMCforum/index.php?t=msg&th=31492&prevloaded=1&rid=2177&start=0
>
> I received this e-mail from Luke Pertowski. I talked with Luke and what they did was to buy another brand filter and compare it to
> their's. He thanked me for bringing this to his attention. They will be more stringent on their QA. It seems that we GMC owners are
> there biggest customers for this filter. I would buy APT from now on. But check the fit guys. If it's fit is loose, take it back and
> get another filter. I received the check today.
>
>
> Hello Tom,
>
> Sorry for getting back to you so late, we ran a more in-depth analysis of this filter to our specification. It does appear that
> although within specs, the filter you sent was close to the minimum specification. Although this should work in a perfect world, I
> wonder if it compromised how the o-ring seated or where in the production tolerance your transmission is, both are variables. It
> also does appear that the one you sent is a rather isolated case, as it is not the norm to produce so close to the minimum
> specification this is now amended.
>
> If you can forward over your invoice from Co-Operative Automotive, I would be happy to issue you a credit for the cost of the
> filter, fluid and labor. I truly do appreciate your support with us tracking down a potential root cause.
>
>
> Luke Perkowski
> Director of Marketing & Product Management
> ATP Logo
> ATP Automotive
> 1300 Pratt Blvd
> Elk Grove Village, Il 60007
> --
> Tom
>
> _______________________________________________
> GMCnet mailing list
> Unsubscribe or Change List Options:
> http://temp.gmcnet.org/cgi-bin/mailman/listinfo/gmclist

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J.R. Wright
GMC GreatLaker
GMC Eastern States
GMCMI
78 30' Buskirk Stretch
75 Avion Under Reconstruction
Michigan
Re: [GMCnet] The rest of the story [message #265528 is a reply to message #265524] Thu, 06 November 2014 00:28 Go to previous message
USAussie is currently offline  USAussie   United States
Messages: 15912
Registered: July 2007
Location: Sydney, Australia
Karma: 6
Senior Member
JR,

You are most fortunate to have two of those filters as they are a quality product made in the USA not Chinese rubbish!

I measured the tubes on the three filters I have in Houston but forgot to write the measurements down; I'll see what I can do to
find out what they were.

I remember calling Larry W. and he went out and measured a couple he had and he found as he rotated the digital vernier calipers
around the tube the measurement varied which meant they were NOT round!

Regards,
Rob M.
Sydney, Australia
AUS '75 Avion - The Blue Streak TZE365V100428
USA '75 Avion - Double Trouble TZE365V100426

-----Original Message-----
From: John Wright

Rob,

Been busy with a Kitchen remodel, had the granite countertops installed today. Actually I have 2 of the AC Delco filter assemblies
in the box complete. I haven't had to use one yet.

I am using a different filter picture. The copper connection from the filter to the transmission measures as follows. From the
steel case to the center of the copper expanded area was1.850 inches. From that point to the end is 0.812 inches. The diameter of
the copper inlet is 0.750 in diameter. Both filters are the same.

http://www.gmcmhphotos.com/photos/general-pictures/p36767-ac-transmission-filter.html

JR

On Nov 4, 2014, at 2:13 PM, Robert Mueller wrote:

Tom,

I have not had the time to put together an email on the filters but Larry Weidner bought two transmission filters for me at Bob
Drewes auction that Bob had lying around. I went to install them and found out possibly WHY Bob had them lying around! Neither one
of them fit correctly. On one of them the tube was too small and rattled around and the second was too big and would not go it! I
happened to have one I had purchased as a spare and it too was too small!

For the record I am NOT complaining about buying those filters I think it was a good thing as I discovered this and the information
will be published.

JR Wright has one of the old AC / Delco PF-169 / TF-169 filters in his possession; it would be great if he could measure the
dimension of that tube on them. http://www.gmcmhphotos.com/photos/data/5244/GEDC0089.JPG

BTW I thought and have been telling people those filters are nothing but a horse hair type filter that is 100% INCORRECT, I don't
know how I came up with that but the transmission filter are folded paper. I cut a couple of them open while I was in the USA but
forgot to take photos and document the dimensions of the tubes. I'll ask John Sharpe if he could do so when he gets time and I'll
post them to the photo site.

Regards,
Rob M.
Sydney, Australia
AUS '75 Avion - The Blue Streak TZE365V100428
USA '75 Avion - Double Trouble TZE365V100426


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Regards, Rob M. (USAussie) The Pedantic Mechanic Sydney, Australia '75 Avion - AUS - The Blue Streak TZE365V100428 '75 Avion - USA - Double Trouble TZE365V100426
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