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Fuel Sending Unit Lock Ring Wrench Recommendations [message #223438] Mon, 23 September 2013 11:27 Go to next message
Gary Mau is currently offline  Gary Mau   United States
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Registered: February 2004
Location: Davenport, Iowa
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Sending unit replacement may be in my future. I am looking for recommendations on what wrench you have used and how well it worked.

Gary Mau
Former 76 Royale owner
Davenport, IA
Re: [GMCnet] Fuel Sending Unit Lock Ring Wrench Recommendations [message #223441 is a reply to message #223438] Mon, 23 September 2013 11:40 Go to previous messageGo to next message
Jp Benson is currently offline  Jp Benson   United States
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I used a hammer and large flat blade screwdriver.  Gently tap each tab in succession til the ring is loose.  My tanks were out of the coach.  Dorman makes a replacement part available at most auto stores.


JP


>________________________________
> From: Gary Mau <garyemau@aol.com>
>To: gmclist@temp.gmcnet.org
>Sent: Monday, September 23, 2013 12:27 PM
>Subject: [GMCnet] Fuel Sending Unit Lock Ring Wrench Recommendations
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>
>
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>  Sending unit replacement may be in my future.  I am looking for recommendations on what wrench you have used and how well it worked.
>--
>Gary Mau
>76 Royale
>Davenport, IA
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Re: Fuel Sending Unit Lock Ring Wrench Recommendations [message #223449 is a reply to message #223438] Mon, 23 September 2013 12:32 Go to previous messageGo to next message
John Hunt is currently offline  John Hunt   United States
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Same here - just did this - flat blade screwdriver and hammer, oriented parallel to the top of the tank and careful taps. Then I sent the senders to United Speedometer in Riverside CA for rebuild since I've heard new senders are iffy quality - VERY fast turnaround though a little pricey at about half the cost of new but they sure look great, guys seems to know their stuff. You could probably rebuild/refresh them yourself they're so simple:

http://speedometershop.com

John
'76 Eleganza II


1976 Eleganza II, 1969 Lotus Elan Plus 2, 1978 Merlyn Formula Ford, 1981 Lola Sports 2000
Re: Fuel Sending Unit Lock Ring Wrench Recommendations [message #223465 is a reply to message #223438] Mon, 23 September 2013 16:45 Go to previous messageGo to next message
Craig Lechowicz is currently offline  Craig Lechowicz   United States
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Maybe I'm paranoid, but a brass punch instead of a steel screwdriver seems like a good choice on a fuel tank.

Craig Lechowicz
'77 Kingsley, Waterford, MI
Re: Fuel Sending Unit Lock Ring Wrench Recommendations [message #223470 is a reply to message #223438] Mon, 23 September 2013 18:00 Go to previous messageGo to next message
Gary Mau is currently offline  Gary Mau   United States
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Registered: February 2004
Location: Davenport, Iowa
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The brass punch is a safer alternative for sure! I've done the hammer and punch method in the past also but the real fun comes when you try to put the lock ring back on especially if doing it through a hole in the floor. I needed a second set of hands pushing down on one side while I pushed and tapped on the other. Even then it wasn't easy. I've been looking at wrenches made for this but most are made for modern plastic ring retainers rather than our old school steel ones. These are reasonably priced but even though they say they work on other retainers I'm not sure they would. One made by OTC looks pretty good but it's about $75 and I was hoping for some input before spending the money.

Thanks for all the replies so far,


Gary Mau
Former 76 Royale owner
Davenport, IA
Re: Fuel Sending Unit Lock Ring Wrench Recommendations [message #223484 is a reply to message #223438] Mon, 23 September 2013 21:36 Go to previous messageGo to next message
midlf is currently offline  midlf   United States
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Gary Mau wrote on Mon, 23 September 2013 11:27

Sending unit replacement may be in my future. I am looking for recommendations on what wrench you have used and how well it worked.


I have removed sender locks using the punch/screwdriver and now have the KM tool listed in the manual. The proper tool makes it a lot easier, however not enough to spend significant bucks for a new tool. I got mine on Ebay. Using the tool is not foolproof but it does overcome the need to walk the punch around and tap each tab or to have problems pushing the lock ring down to get all 3 tangs to engage.


Steve Southworth
1974 Glacier TZE064V100150 (for workin on)
1975 Transmode TZE365V100394 (parts & spares)
Palmyra WI
Re: Fuel Sending Unit Lock Ring Wrench Recommendations [message #223492 is a reply to message #223449] Mon, 23 September 2013 23:25 Go to previous message
Matt Colie is currently offline  Matt Colie   United States
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John Hunt wrote on Mon, 23 September 2013 13:32

Same here - just did this - flat blade screwdriver and hammer, oriented parallel to the top of the tank and careful taps. Then I sent the senders to United Speedometer in Riverside CA for rebuild since I've heard new senders are iffy quality - VERY fast turnaround though a little pricey at about half the cost of new but they sure look great, guys seems to know their stuff. You could probably rebuild/refresh them yourself they're so simple:

http://speedometershop.com

John

Yes John,

They look simple, but the only sender I could buy was from Eqqus and it was a very wrong part, but I made it work and it was not a repair that I will ever write about as it is outside the capability of all but a very few GMC owners.

A new sender was out of the question as the they are not a duplicate of the original and the steel lines I have that would have to be redone (Not doin that job gen).

Matt - just got back from the show Mickey Gilly show


Matt & Mary Colie - Chaumière -'73 Glacier 23 - Members GMCMI, GMCGL, GMCES
Electronically Controlled Quiet Engine Cooling Fan with OE Rear Drum Brakes with Applied Control Arms
SE Michigan - Near DTW - Twixt A2 and Detroit
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