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Old 09-18-2015, 09:07 AM   #1
solidaxel
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LS 3 amd 4L60E controller

I know the LS3 has its own ECM but what about the trans controller?

Where does the trans get its info, (TPS-VSS) what controller is available, and is there one better than the other ($$)
How does the cruise control work with this combo?
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53 TuTone Extended Cab 350 4-Spd 3:08 (SOLD)
53 Chevy Moldy pearl green ZZ-4 4L60E 9" 3:25
55 GMC 1st Black Mll (ZZ4) ZZ6 TKO 600 5 sp 3:73
62 Solidaxle Corvette Roman Red (327
340hp 4spd 3:36) C4 & C5 suspension tube chassis
LS 3 4L70E
65 Corvette Coupe 327 350hp 4spd 4:11
78 Black Silverado SWB (350/350) 5.3 & 4L60E 3:42
2000 S-Type 3.0 (wife cruiser)
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Old 09-18-2015, 09:28 AM   #2
Matt Cramer
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Re: LS 3 amd 4L60E controller

You might be able to use a PCM from something that had a 58X crank triggered motor backed by a 4L60E. Maybe a 2005-2006 GTO?

Another option would be to use a standalone transmission control box. I'm running a MicroSquirt on my 4L60E with a home-brew harness (disclaimer: I also work for a company that sells them).
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Old 09-18-2015, 10:44 PM   #3
solidaxel
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Re: LS 3 amd 4L60E controller

I have a 4L60E in my 53 and a stand alone TCM BUT I have a Throttle Position Sensor on my Holley.
So how does the stand alone ECM connect to stand alone TCM for a TPS
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53 TuTone Extended Cab 350 4-Spd 3:08 (SOLD)
53 Chevy Moldy pearl green ZZ-4 4L60E 9" 3:25
55 GMC 1st Black Mll (ZZ4) ZZ6 TKO 600 5 sp 3:73
62 Solidaxle Corvette Roman Red (327
340hp 4spd 3:36) C4 & C5 suspension tube chassis
LS 3 4L70E
65 Corvette Coupe 327 350hp 4spd 4:11
78 Black Silverado SWB (350/350) 5.3 & 4L60E 3:42
2000 S-Type 3.0 (wife cruiser)
2003 GMC SCSB 5.3 4L60E 3:42
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Old 09-18-2015, 10:51 PM   #4
Advanced Design
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Re: LS 3 amd 4L60E controller

Don't know that stand alone systems will communicate with each other unless they were designed to. To get TPS input for both systems this should work.

http://www.tciauto.com/tc/electronic...-y-harnesshtml
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