replace the vanilla handling with this one:

FBITRUCK	4000.0	10000.0	2.0	0.0	0.0	-0.2	85	0.65	0.85	0.54	5	170.0	28.0	5.0	4	D	6.0	0.40	0	30.0	0.8	0.1	0.0	0.30	-0.15	0.5	0.0	0.32	0.16	40000	00002001	00702200	1	0	0

replace the vanilla fbitruck vehicles.ide line:
528, 	fbitruck, 	fbitruck, 	car, 		FBITRUCK, 	FBITRUK, 	van,	big,	 	4, 	0,	0,		-1, 0.88, 0.88,    0


replace the carcol line with the vanilla one:
fbitruck, 37,37, 11,11, 0,0, 0,1, 110,110, 103,103, 36,36


add create custom fxt file and paste this line to cleo/cleo_text :
FBITRUK Nightshark