What was found
ON DEPARTURE SEATTLE WX RADAR ON SHOWED PWS INOP & TILT INHIBIT CLIMB CONTINUED WITH TCAS FAILURE,IRS L OUT, FLIGHT DIRECTOR CA SIDE WENT OUT, ON PFD LOWER COMPASS HAD NO NUMBERS, ON ND NO HEADING BUG IN HUD - NO GUIDANCE CUE OR FLIGHT DIRECTOR SYMBOL. GROUNDED - YES. DIVERSION - ACCOMPLISHED #1 ADIRU OPS TEST B737-900 AMM 34-21-00 NO FAULTS FOUND UNDER CURRENT STATUS, WEATHER RADAR BITE (PWS) B737-900 FIM 34-43 TASK 801 TEST NORMAL, TCAS BITE AMM 34-45-00 TEST NORMAL. ACCOMPLISHED HUD OPS TEST B737-900 SMM 34-36-00 TEST NORMAL HGS CAT III RESTORED, CREW ADVISED ALL SYMBOLOGY CAPT SIDE RESTORED.