All of these need updating

1980-81 GMC RTS-04[ T8J-204] -> (https://www.imcdb.org/vehicle_2081051-RTS.html)

2015 UNVI Urbis 2.5 DD on MAN A22 ND283F chassis -> (https://www.imcdb.org/vehicle_2080750.html)

2015 Irisbus Citelis 18M CNG ->
(https://www.imcdb.org/vehicle_2081778.html)

1991 MAN 592 SD202 ->
(https://www.imcdb.org/vehicle_2080749.html)

1978+ MCI MC-8 ->
(https://www.imcdb.org/vehicle_2080501.html)

2012+ Solaris InterUrbino 12 Series II ->
(https://www.imcdb.org/vehicle_2080305.html)

1964+ MCI MC-5 ->
(https://www.imcdb.org/vehicle_2080500.html)

Prevost H3-45 ->
(https://www.imcdb.org/vehicle_2080154.html)

1964+ MCI MC-5 ->
(https://www.imcdb.org/vehicle_2080081.html)

2008-15 NABI 31 LFW ->
(https://www.imcdb.org/vehicle_2078927.html)

1993 MAN SU240 ->
(https://www.imcdb.org/vehicle_2050289-MAN-SL-202.html)

LAZ 695 N ->
(https://www.imcdb.org/vehicle_2075768-LAZ.html)

Ikraus 280 ->
(https://www.imcdb.org/vehicle_2068893-Ikarus.html)

Ikraus 250 ->
(https://www.imcdb.org/vehicle_2075803-Ikarus.html)

Thanks
I updated them.
For missed comments like there, you can post in the "Non-Unidentified Vehicles" thread: https://imcdb.opencommunity.be/index.ks?page=forum_topic&id=1987&index=0