I've got a WH Caprice, 2001 model, with the HBD build plate.
I can find a list of HBD option codes online, but there is one code on my plate I can't decipher.
SNR - Sunroof
GPS - HSV sat nav screen in dash
AWC - Alloy wheels, HBD 17x8 (similar to the VT Senator wheels, but slightly...