[Andy] has provided us with his new guide to hacking the OnStar GPS. Previously, we have covered a way to grab the GPS data from an unused OnStar system, however in recent years GM has added much ...

The GPS receives the current GMT time from satellites and sends that data to the PIC. The PIC then offsets this by a timezone value stored in NVRAM. Alarm time is also stored in NVRAM. At power up ...

NEW YORK, March 8 — Nasa has succeeded in picking up GPS signals on the surface of the Moon for the first time. This breakthrough paves the way for new opportunities in the future exploration of Earth ...