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How hard is it to replace body mounts? :eek

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Old Nov 6, 2003 | 09:01 PM
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Default How hard is it to replace body mounts? :eek

I've noticed my car sits to the left a little bit (~1/4-1/2"). Its just like the whole body sits a little to the left of the frame, its also a little lower. I took a peak at the mody mount in the rear wheel well when the rearend was apart and it looked like it was rotted to bits.

Soooo, how hard is it to replace the body mounts and "try" to get the body where it belongs?

Thanks! :cheers:
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Old Nov 6, 2003 | 10:22 PM
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Default Re: How hard is it to replace body mounts? :eek (VETDRMS)

How hard is it to replace body mounts?

..... mount in the rear wheel well ..... it looked like it was rotted to bits. ....
Not too difficult if nothing else is wrong, however, it is very likely that other things will be require repair. When the mounts are "rotted to bits" it is likely that some repair will be necessary to the frame, birdcage, and/or body.

Remove the kick panels and look at the condition of the number two body mounts. Remove the inspection panel and look at the condition of the number three body mount.

If you are going to remove the body mount bolts be sure to spray them with PB Blaster for a few days prior to your attempt.

Search the archives, there are several threads on body mount replacement. I ended up lifting the body to do mine as I had a bolt that I couldn't remove on the #3 passenger's side position.

Could be easy/could be a PITA. All the parts are available if you need to do welding type repairs to the frame or birdcage. There is a section in the GM Shop manual on replacing body mounts, that would be a good place to start.
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Old Nov 6, 2003 | 11:07 PM
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Default Re: How hard is it to replace body mounts? :eek (mapman)

mapman Thanks for the great information.
I was having a hard time describing the rubber mount, it just looks like the standard dry-rot "pushed out" old rubber bushing type.
I have inspected the frame and there is no major rust anywhere I can find. There is even very little surface rust.

The car was painted in 2002 and all the bodylines match well, and no major fiberglass problems were found (there had been some repairs however).

Where is the inspection panel?

I will search the archives, thanks again for your help. I was worried it would be a horrendous task. :cheers:
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Old Nov 7, 2003 | 02:51 AM
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Default Re: How hard is it to replace body mounts? :eek (VETDRMS)

[QUOTE..... Where is the inspection panel? .....[/QUOTE]

The inspection panel for the #3 body mount is in the forward part of the rear wheel well. Four screws hold the plate on.

My frame also does not have any rust, but the #4 (rear most) frame attachment points for the body mounts were worn thin. You couldn't really tell until the old rubber mounts were removed and the frame could be inspected.

The GM Shop Manual is a good source of information.
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Old Nov 7, 2003 | 06:32 AM
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Default Re: How hard is it to replace body mounts? :eek (VETDRMS)

About a days work . Do one side at a time. You should have no problem. Good luck
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Old Nov 7, 2003 | 07:13 AM
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Default Re: How hard is it to replace body mounts? :eek (VETDRMS)

Vetdrms
In the process of redoing mine right now on a 76. My #4 mount reinforcement plates were rotted. Doing one side at a time. Be sure and loosen or remove all mounting bolts first. I had to remove the rear bumper also. All and all everything went pretty good. Definetly soak everything down with PB Blaster.
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Old Nov 7, 2003 | 07:44 AM
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Default Re: How hard is it to replace body mounts? :eek (VETDRMS)

You certainly have one thing going for you, Unlikely the car has seen road salt in Montana. Be sure to remove the bolts securing the radiator support to the frame when you go to lift the body. Also the rag joint on the steering column. Just kind of keep an eye on everything for the clearance required when you do the lift, you may need to remove other things as well.
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Old Nov 7, 2003 | 10:55 AM
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Default Re: How hard is it to replace body mounts? :eek (VETDRMS)

I wrote a step-by-step guide to replacing the body mounts. It's for 68-72, but most should still apply to yours. It's in the tech archive section of the forum.
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Old Nov 7, 2003 | 01:10 PM
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Default Re: How hard is it to replace body mounts? :eek (zwede)

I bought a set of polymounts to my -73,but there was no new bolts in kit.Where can i find out what kind of bolts i need? :cheers: :cheers:
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Old Nov 7, 2003 | 06:34 PM
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Default Re: How hard is it to replace body mounts? :eek (BB wowbagger)

The bolts can b bought from the local hardware store but I bought mine in a kit that included them (rubber mounts and bolts). Check my web for pictures of what started out as a "replace body mounts" project. The rear support are worth changing so make sure you get them. They hold water and rust out. Good luck with yours.
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Old Nov 7, 2003 | 06:45 PM
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Default Re: How hard is it to replace body mounts? :eek (BB wowbagger)

Most all of the catalog places offer the bolt kits. They come with the large fender washers as well, that's the way I went. Didn't cost very much.
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