I just realized I posted this one in the gmt forum lol I have a gmt as well and thanks she is beautiful and I assume the previous owner never finished the conversion in the case as when the hubs are free and it's in 4h it does not move but will move in 4h when locked
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Sounds to me like a throttle position sensor as this has happened to me as well and that was the issue I also believe it probably is not your torque converter as it seems like it runs and shifts fine after actually moving
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Hello everyone I recently bought a nice 75 k10 which has the np203 which I believe is full time 4x4 now it has warren hubs in the front and I'm not sure the reason that's needed on full time 4x4 when they are locked it moves in 4 hi and 4 loc when they are free it don't move in 4 hi but it moves...