Volvo C30 2007 Service And Repair Manual page 614

Fig. 18: Identifying Gear Selector Cable Ball Joints
Courtesy of VOLVO CARS CORPORATION
Remove:
the ball joints. Use: see 9997077

the sleeves for the gear selector cables from the transmission cable bracket.

Tie up the cables.
REMOVING THE CLUTCH LINE
2012 Volvo C30 T-5
TRANSMISSION Clutch - Removal, replacement and installation