In my opinion, the TC is neither cheap nor nasty. For its time it is was a great step forward. Of course, it is much better when it is on all four wheels rather than just two. Open diffs can leave you in 2WD regularly, and TC can save you in many situations, no matter what your offroad...

I think this is a good solution. I have thought about it too. I agree that we need to chase leaks as a priority though. However, the chance of leaks, due to the strain on every seal is much higher at 150psi than it is at 120psi. In fact, even though I have rebuilt my valve block twice...

If its MY1999+ then you can sync key fob by putting it in the ignition and turning it to ignition click #2. Otherwise you can only do it in the door. You can turn the key in the drivers door in any direction and then press any of the fob buttons within a few seconds. The sync is performed...

Also remember that some venturi LPG units reduce the air flow capacity for incoming air. This has been suggested to reduce overall power (but mostly at high revs).

See this post if you can. I have the exact same problem, and I have confirmed it to be the temp blend motor. I too have distribution of air with no problems, good heat at the air heater and good fan speed. The real question is, there are two independent temp blend motors, for the dual zone...