# Simple problem turns into a stubborn one

**URL:** <https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376>\
**Category:** Maintenance/Repairs\
**Tags:** pontiac, plug\
**Created:** [December 6, 2010, 10:18pm UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376 "2010-12-06T22:18:13Z")\
**Posts on this page:** 13\
**Page:** 1

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**Author:** ![gjd521](https://avatars.discourse-cdn.com/v4/letter/g/e19b73/32.png) [@gjd521](https://community.cartalk.com/u/gjd521)\
**Post date:** [December 6, 2010, 10:18pm UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/1 "2010-12-06T22:18:13Z")

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My 2007 Pontiac g6 2.4 automatic trans lost some fluid due to radiator switch. Want to top it off but no dipstick. Located the level plug on the trans which I want to remove so I can add until it runs out that hole. To remove that plug it’s required to use a special socket! Mac tools has never had anyone ask for such a socket and I’m looking to buy one and probably never use it again. The plug itself has a raised elongated rectangle which would require a female equivalent. The raised part resembles a large number 1 without the top and bottom. Sorry for this long explanation but I’m stumped!

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**Author:** ![Carveaholic](https://avatars.discourse-cdn.com/v4/letter/c/f07891/32.png) [@Carveaholic](https://community.cartalk.com/u/Carveaholic)\
**Post date:** [December 6, 2010, 10:26pm UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/2 "2010-12-06T22:26:42Z")

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I usually don’t recommend this tool, but couldn’t you squeeze a crescent wrench on there? It would be easier if you posted a picture of it.

p.s. you will use it again when you drain and refill the trans in 30,000mi. Right?

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**Author:** ![cigroller](https://avatars.discourse-cdn.com/v4/letter/c/c68b51/32.png) [@cigroller](https://community.cartalk.com/u/cigroller)\
**Post date:** [December 6, 2010, 10:31pm UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/3 "2010-12-06T22:31:37Z")

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It sounds to me like you just need the right size standard open end wrench. Perhaps it isn’t the specialty tool required, but a rectangle is a rectangle. An open end wrench can handle one just as it can a hex head.

Or you’ll need to try to post a picture.

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**Author:** ![gjd521](https://avatars.discourse-cdn.com/v4/letter/g/e19b73/32.png) [@gjd521](https://community.cartalk.com/u/gjd521)\
**Post date:** [December 6, 2010, 10:32pm UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/4 "2010-12-06T22:32:05Z")

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Not really much wiggle room. I have cabinets of well used tools but this plug appears to need a “specialty” socket. Thanks for replying.

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**Author:** ![gjd521](https://avatars.discourse-cdn.com/v4/letter/g/e19b73/32.png) [@gjd521](https://community.cartalk.com/u/gjd521)\
**Post date:** [December 6, 2010, 10:34pm UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/5 "2010-12-06T22:34:13Z")

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The rectangle is approx. 7/16 in width and 3/4 in length.

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**Author:** ![Carveaholic](https://avatars.discourse-cdn.com/v4/letter/c/f07891/32.png) [@Carveaholic](https://community.cartalk.com/u/Carveaholic)\
**Post date:** [December 6, 2010, 10:36pm UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/6 "2010-12-06T22:36:36Z")

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cigroller is correct then; just throw a 7/16 wrench on it, or if only the larger face is able to be reached then go with that one. Switch between the 2 wrenches if you have to.

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**Author:** ![ok4450](https://avatars.discourse-cdn.com/v4/letter/o/e9bcb4/32.png) [@ok4450](https://community.cartalk.com/u/ok4450)\
**Post date:** [December 6, 2010, 10:39pm UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/7 "2010-12-06T22:39:03Z")

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I can’t offer anything above the advice that has been given but once you get this stupid thing out I would recommend one of several things:  
Find an equivalent threaded plug with a “normal” means of removing it; 3/8" square pipe plug, hex head, Allen head, etc.  
Have a nut welded to the plug so a socket or boxed end wrench could be used to reinstall it or for removal in the future.

Yet another ignorant design idea from the masochists in the engineering department.

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**Author:** ![gjd521](https://avatars.discourse-cdn.com/v4/letter/g/e19b73/32.png) [@gjd521](https://community.cartalk.com/u/gjd521)\
**Post date:** [December 7, 2010, 10:22pm UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/8 "2010-12-07T22:22:02Z")

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Here’s the scoop on plug. What’s required to remove the plug is a 7/16 FEMALE pipe plug socket and from what I have learned numerous sizes are available. This style of plug is used on transmissions, trans axles and differentials of some sort. Different sizes for different applications.  
Snap-on and SK(before going out of business) carries this style of socket. Thanks for the tips.

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**Author:** ![jesmed1](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/jesmed1/32/2097_2.png) [@jesmed1](https://community.cartalk.com/u/jesmed1)\
**Post date:** [December 7, 2010, 10:37pm UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/9 "2010-12-07T22:37:33Z")

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Pontiac: The Mark of Great Cars! (remember that jingle?) What @#$% designed that plug?

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**Author:** ![common-sense-answer](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/common-sense-answer/32/716_2.png) [@common-sense-answer](https://community.cartalk.com/u/common-sense-answer)\
**Post date:** [December 8, 2010, 1:12am UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/10 "2010-12-08T01:12:28Z")

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Watch It With The Pontiac Cracks Or I’ll Run Over You With My Bonneville !

I do really like the Bonneville.

CSA

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**Author:** ![pleasedodgevan2](https://avatars.discourse-cdn.com/v4/letter/p/ad7895/32.png) [@pleasedodgevan2](https://community.cartalk.com/u/pleasedodgevan2)\
**Post date:** [December 8, 2010, 6:51am UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/11 "2010-12-08T06:51:16Z")

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How about an 8 point socket? They should know where they are.

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**Author:** ![BustedKnuckles](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/bustedknuckles/32/25_2.png) [@BustedKnuckles](https://community.cartalk.com/u/BustedKnuckles)\
**Post date:** [December 8, 2010, 11:06am UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/12 "2010-12-08T11:06:24Z")

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Your describing a pipe plug. Nothing fancy, and a 12-point socket should fit on to remove it. Sears also sells 8-point sockets that will grip much better than the 12-point.

[![](https://www.homedepot.com/catalog/productImages/300/83/83de1764-4877-4849-a78e-ef417588b98b_300.jpg) ](https://www.homedepot.com/catalog/productImages/300/83/83de1764-4877-4849-a78e-ef417588b98b_300.jpg)

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<div class="post-metadata">

**Author:** ![gjd521](https://avatars.discourse-cdn.com/v4/letter/g/e19b73/32.png) [@gjd521](https://community.cartalk.com/u/gjd521)\
**Post date:** [December 8, 2010, 1:46pm UTC](https://community.cartalk.com/t/simple-problem-turns-into-a-stubborn-one/58376/13 "2010-12-08T13:46:44Z")

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Only if it were that simple. It’s not a perfect rectangle but shaped more like a blade of a flat screwdriver. 5/16" in width and 3/4 inch in length-I made a clay impression of it! A true plumbers pipe plug is a perfect rectangle. Ordered a socket from the internet and with the shipping it’s going to cost 15 bucks.
