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under hood bolt and rivet

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Old Dec 6, 2014 | 11:09 PM
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Default under hood bolt and rivet

Hi, I found a bolt and rivet sharing a common washer/lock tab of sorts under the hood by the passenger's side ground behind the headlight bucket on the frame. The rivet is broken so the bolt and "washer" have turned a bit. The bolt head is stamped with 10.9. Can anyone tell me what that hardware is for? Thank you.

Last edited by boogienights; Dec 7, 2014 at 12:01 AM.
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Old Dec 6, 2014 | 11:26 PM
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Picture, please...
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Old Dec 6, 2014 | 11:44 PM
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Originally Posted by grantv
Picture, please...
Okay let me put it on my laptop and upload the picture. I can't figure out how to do it from my phone.

Last edited by boogienights; Dec 7, 2014 at 12:12 AM.
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Old Dec 6, 2014 | 11:55 PM
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Old Dec 6, 2014 | 11:58 PM
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This is from the passenger's side but the pic loaded upside down.
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Old Dec 7, 2014 | 12:45 AM
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Unsure how to load a picture from my phone, but I found it. Both sides. Mine looks a bit different, needs circlip pliers to remove. Same designation of 10.9, nothing attached to either.
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Old Dec 7, 2014 | 10:40 AM
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That's 1 of the 4 bolts that go through your frame to hold your front cradle (same design for rear cradle)

Just loosen the cradle nut below, spin the tap back in position, add new rivet, re-tighten cradle nut

Someone probably used an impact gun to tighten that nut, which you're not supposed to do.

Last edited by 4DRUSH; Dec 7, 2014 at 10:43 AM.
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Old Dec 7, 2014 | 04:45 PM
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Okay, that's an odd think to randomly have broken. Thank you both very much.
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Old Dec 7, 2014 | 09:49 PM
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Originally Posted by 4DRUSH
......
Someone probably used an impact gun to tighten that nut, which you're not supposed to do.
There's too many guys out there that call themselves a "mechanic" that instinctively grab their impact gun for everything.
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Old Dec 8, 2014 | 12:07 PM
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I do not call myself a mechanic, and I grab a torque wrench for EVERYTHING.
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Old Dec 8, 2014 | 12:24 PM
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Originally Posted by grantv
I do not call myself a mechanic, and I grab a torque wrench for EVERYTHING.
Thinking before acting, and not letting a "windy gun" (as our British cousins call them) become a crutch, will continue to serve you well.
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Old Dec 9, 2014 | 02:16 AM
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Indeed, as an aircraft mechanic I had to torque everything to a specified torque, that's how I learned. When I see people just cranking on things as tight as they can get it or like they have a calibrated wrist I wince!
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Old Dec 9, 2014 | 10:04 AM
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A buddy of mine in HS who, as I also later did (albeit for a very short while, quickly realizing being an auto mechanic wouldn't be all about "hopping up cars"), went to train as an auto mechanic, he "wrenched" on everything. He'd be putting a new intake manifold on his car an ignore sequencing, torque values... Now that I think about it, it was from him I first learned about Helicoils! Seriously.
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