Originally Posted by
UAL T38 Phlyer
Select U-boat 757s (my term for UAL jets, and meant as an endearment, not derogatory) may get GPS and maybe CPDLC/ADS-B. This is so they can do oceanic trips; freeing stretch 737s to do domestic, since running an APU to Hawaii doesn't make them cheaper than the 757.
The APU is no longer required to be running for 737 ETOPS....it just needs to be operable....they recently put out a bulletin regarding this.....not that it makes the 737 any better suited for Hawaii trips.