As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR WOULD NOT RETRACT, CYCLED GEAR, ONCE GEAR WAS UP AND LOCKED, LEFT HYDRAULIC SYSTEM COMPLETE LOSS OF FLUID AND PRESSURE. UPON LANDING HAD TO SELECT THE LANDING GEAR DOWN, EMERGENCY BLEW LANDING GEAR DOWN FOLLOW EMERGENCY PRODUCERS. CONTACTED GULFSTREAM UPON INVESTIGATION WITH GULFSTREAM FOUND LEFT AND RIGHT LANDING SHOCK STRUTS NOT SERVICED CORRECTLY ( ZERO NITROGEN IN SHOCK STRUT)