Yeah, I'm not sure the issue wasn't the tuner. There's a way to simply bypass the circuits and wire the system to work in any t-case position. I'll post if I can find it.
The Tru-Loc diffs are doing very well in the real world, very few broken. One issue with engagement with some of the earliest ones, solved by putting a D60 shim behind the actuator to deepen the tooth engagement.
'09 JKRU. 4" Teraflex long arm, Teraflex R44 housing, Teraflex / Fox Resis, Poly Performance skids, Nemesis Billy Rockers, Nemesis flares, 37" ATZ P3s on 17" 5x5.5" Trailready HDs, Spyntec hubs, Teraflex BBK, Mopar BBK master/booster, Superior front & Alloy USA rear axle shafts, CTMs, Reids, Synergy drag link & tie rod, WTOR hydro-boosted steering, 5.38s, TF Dual Rate front bar, TF bumpers, Warn Powerplant, Tom Woods shafts, AA xfer case cable, Kilby canister relo, RH4x4 cage.