In order for the air conditioner and seat textures to work, the following change must be made to the model files:

Open the model files 'Model_urbanway_3p_GO_main_ZF.cfg' and 'Model_urbanway_3p_GO_trail.cfg' and add the following in the section "Textur-Changes":

[CTCTexture]
ster_1
ster_1.dds

[CTCTexture]
ster_2
ster_2.dds

[CTCTexture]
ster_3
ster_3.dds

[CTCTexture]
klappsitz
uv_klappsitz.dds

[CTCTexture]
totem
uv_totem.dds

[CTCTexture]
clim_conducteur
clim_conducteur.dds
