"Here is a video illustrating the issue.

Click the link above for the video."

"My Fluke 179 is reading 4.987 VDC when powered by USB and 5.165 VDC when powered by the onboard UBEC.

I get the 3D fix led on steady with both power supplies."

"Jason suggested that this might be a bad solder joint.

Anyone know of a DIY for re-seating the GPS daughter board?

Thanks in advance!"