What was found
WHILE EXTENDING THE SPEEDBRAKES IN FLIGHT WITH AUTOPILOT ON, WE EXPERIENCED THE LEFT WING DIP. THE AUTOPILOT MADE CORRECTIONS TO THE RIGHT WITH AILERONS. ALSO WHILE USING THE SPEEDBRAKE HANDLE, IT FELT SPONGY. IT FELT SMOOTH BUT AS IT GOT CLOSER TO THE DETENT FOR FULLY EXTENDED POSITION IT FELT LIKE IT WANT TO MOVE FORWARD TO THE STOWED POSITION. PERFORMED SPOILER POWER CONTROL UNIT PCU BUNGEE RIGGING AND FOUND THE RH #7 SPEEDBRAKE PANEL PCU BUNJEE OUT OF RIGGING.ADJUSTED THE BUNGEE ROD AS NECESSARY UNTIL RIGGING PIN WAS INSTALLED FREELY AND THE SPEEDBRAKE TRAVEL WAS WITHIN LIMITS. PERFORMED MULTIPLE SATISFACTORY OPERATIONAL CHECKS. ALL WORK PERFORMED IN REF WITH AMM 27-65-00.