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Old 08-09-2007, 12:11 AM
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Default ECM mounting bracket

I'm swapping an '02 F-body LS1 into my 1968 Camaro using a modified factory wiring harness. I would like to mount the ECM under the dash behind the glove box door. Is there a universal ECM mount available that will work? I have not seen an OEM bracket. Would it work?
Old 08-09-2007, 12:20 AM
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i took some pieces of metal, drilled a hole in it took the screws that hold the cover on and used it to mount the pcm to my fire wall hope this helps
Old 08-09-2007, 12:20 AM
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Look at a express van, they have a ECM rack you may be able to adapt
Old 08-09-2007, 08:19 AM
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We just removed the screws holding the cover to the box, drilled the holes out, and bolted the cover back on using 2" cap heads. We used nylon lock nuts to hold the cover on. Then, we used another set of nylon lock nuts to hold the whoel assembly to the inner fenderwell. You could easily do something silimiar. We never did find a suitable area under the dash of a first gen. If you do, please post pics!
Old 08-09-2007, 12:39 PM
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Originally Posted by CarlC
I'm swapping an '02 F-body LS1 into my 1968 Camaro using a modified factory wiring harness. I would like to mount the ECM under the dash behind the glove box door. Is there a universal ECM mount available that will work? I have not seen an OEM bracket. Would it work?
Here is an idea that I am trying. I mounted mine behind the glovebox and up high with this simple bracket and a mounting bracket that I tacked on to the firewall. It fits nice and up out of the way, but I have yet to install the Vintage Air unit which I hope will clear.




Old 08-09-2007, 01:42 PM
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I got mine at the junkyard from a 2000(?) s-10 for 10.00. Others here have used them. Might try a search. Sorry I don't have any pics.
Old 08-09-2007, 03:48 PM
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Chris, nice shoehorning job. I had a similar thought but I cannot trial fit as my ECM is in programming jail.

Are you using the stock harness? Is it long enough?

Keep 'em coming guys. Maybe we'll spur a vendor into making a nice universal mount.
Old 08-09-2007, 03:55 PM
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Like IndyJC said,

The 00-02 S10 (maybe others) has a very nice flat PCM mount for the LSx style of PCM.
Old 08-09-2007, 06:01 PM
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Originally Posted by CarlC

Are you using the stock harness? Is it long enough?

.

Yes it's a stock (98) harness. And it is long enough for now... I'll find out if I'll keep the setup once the VA unit is installed.
Old 08-10-2007, 08:26 AM
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Hi Carl, you decided to go modern.

I mounted mine in a simple way.


First you need a 2" hole in the firewall to get the connectors through. I drilled mine very low in level with the exhaust from cylinder 8.

Then I used double sided tape and mounted the PCM to my soundinsulation. This made the PCM fit sandwiched between the firewall and the Vintage Air unit. And the cables comes from underneat the box and are easily reachable for service. I have a stock harness


Good Luck with your swap


Jan
Old 08-10-2007, 02:49 PM
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Originally Posted by jannes_z-28
Hi Carl, you decided to go modern.
I mounted mine in a simple way.
First you need a 2" hole in the firewall to get the connectors through. I drilled mine very low in level with the exhaust from cylinder 8.
Then I used double sided tape and mounted the PCM to my soundinsulation. This made the PCM fit sandwiched between the firewall and the Vintage Air unit. And the cables comes from underneat the box and are easily reachable for service. I have a stock harness
Good Luck with your swap Jan


Sounds like a great idea...

No pictures??
Old 08-10-2007, 03:01 PM
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any thoughts on installing the ecm in the glove box area, then running the wires down the fire wall and out the hole for the automatic shift cable, over the bell housing and to the engine? think it would work out ok. my car is finsihed and painted and i dont want to screw up my perfect shaved firewall.



Old 08-10-2007, 03:16 PM
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DCX any more pics of your car? chrisp3 nice looking bracket. I'm wanting to install mine like jannes-z-28 and mount the pcm inside the car. Where do you find a 2in. grommet for the hole in the firewall?
Old 08-10-2007, 08:07 PM
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Originally Posted by Indyjc
Where do you find a 2in. grommet for the hole in the firewall?
I found mine at HomeDepot. It was a whopping $2.00 and it works.



But summit and jegs sell'em too.

ChrisP
Old 08-11-2007, 12:40 AM
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indyjc

here is a generic build thread on camaros.net if you need any more info or detailed pics PM me. and if anyone wants to know. the SBC and muncie will be for sale soon to fund my ls and t56 swap.

http://www.camaros.net/forums/showthread.php?t=90303
Old 08-12-2007, 12:36 PM
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I can't remember where I found these pics but I saved them some time ago just incase I needed an idea...
so my apologies for not posting the owner








ChrisP
Attached Thumbnails ECM mounting bracket-vintage-air-glovebox2.jpg   ECM mounting bracket-vintage-air-glovebox2-ls1-ecm-secured-passenger-side-behind-ac.-manifold-ac-right.jpg   ECM mounting bracket-vintage-air-glovebox-vintage-air-ac-heater-mounted-using-detroit-speed-bracket.jpg  
Old 08-12-2007, 01:34 PM
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I would not want to bury the ECU so deep that you could not get to it fairly easily. ECU do burn out. There are also times when you would want to unplug it, for instance if there was any welding to be done on the car, just as a precaution.

Andrew
Old 08-15-2007, 01:35 AM
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Chrisp3 where did you get that bracket? its nice.
Old 08-15-2007, 09:22 AM
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I took a S10 mount, cut it up a bit, made a metal brace that bolted to the rest of the mount, and bolted it to the top of my Trans Tunnel and built a console with gauges and idiot light around it.
Old 08-15-2007, 10:40 PM
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Hey Jan. Yes, modern it is, with a few PSI thrown in for good measure.

Andrew, I agree. Serviceability is my middle name. I'm also still running the stock A/C heater and American Graffiti box so that mount would not work for me.

I'll need to find an S10 mount and see how that works. If I was not so concerned about heat I'd mount it in the engine bay. If I could work it into a decent airbox/filter housing to keep it cool......


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