Volvo C30 2007 Service And Repair Manual page 169

ACCESSORIES AND EQUIPMENT Bumpers And Mudflaps - Installation Instructions, Accessories
Fig. 96: Identifying Protective Tape
Courtesy of VOLVO CARS CORPORATION
Remove the protective tape from the pieces of mounting tape on the rear cradle.

Fig. 97: Aligning Lugs At Front Edge In Rear Cradle In Holes At Front
Courtesy of VOLVO CARS CORPORATION
Align the lugs at the front edge in the rear cradle in the holes at the front.

NOTE: Ensure that the tape does not adhere yet.
At the same time, hook the holder on top of the door sill panel using the hooks.

2012 Volvo C30 T-5