A vehicle (20, 194) having a vehicle cabin (30, 200), a cabin roof (142, 202) and rear perception module (46, 198) utilized in conjunction with the vehicle (20, 194), the rear perception module (46, 198) comprising: an environmental depth perception sensor system (22, 196) comprising a first EDP device (66, 214) having a field of view encompassing an environmental region to a rear of the work vehicle (20, 194); a rear module housing (64, 204) mounted to an upper trailing edge portion of the cabin roof (142, 202); vents (170, 172, 174, 176, 226, 228) formed in exterior walls of the rear module housing (64, 204) to facilitate airflow through the rear module housing (64, 204) along a cooling airflow path; and a heat-generating electronic component (68, 224) electrically coupled to the first EDP device (66, 214), the heat-generating electronic component (68, 224) positioned in or adjacent the cooling airflow path such that excess heat generated by the heat-generating electronic component (68, 224) is dissipated by convective transfer to airflow conducted along the cooling airflow path during operation of the rear perception module (46, 198), characterized in that the vehicle (20, 194) is a work vehicle and that the rear module housing (64, 204) comprises a rear protruding section (160, 230) projecting in a rearward direction relative to the work vehicle cabin (30, 200), the heat-generating electronic component (68, 224) at least partially located in the rear protruding section (160, 230); and that the vents (170, 172, 174, 176, 226, 228) comprise an outlet vent (176, 226) formed in an upper wall of the rear protruding section (160, 230); and an inlet vent (170, 228) formed in a lower wall of the rear protruding section (160, 230) and oriented to receive airflow conducted in a generally upward direction alongside a rear window of the work vehicle cabin (30, 200). an environmental depth perception sensor system (22, 196) comprising a first EDP device (66, 214) having a field of view encompassing an environmental region to a rear of the work vehicle (20, 194); a rear module housing (64, 204) mounted to an upper trailing edge portion of the cabin roof (142, 202); vents (170, 172, 174, 176, 226, 228) formed in exterior walls of the rear module housing (64, 204) to facilitate airflow through the rear module housing (64, 204) along a cooling airflow path; and a heat-generating electronic component (68, 224) electrically coupled to the first EDP device (66, 214), the heat-generating electronic component (68, 224) positioned in or adjacent the cooling airflow path such that excess heat generated by the heat-generating electronic component (68, 224) is dissipated by convective transfer to airflow conducted along the cooling airflow path during operation of the rear perception module (46, 198), characterized in that the vehicle (20, 194) is a work vehicle and that the rear module housing (64, 204) comprises a rear protruding section (160, 230) projecting in a rearward direction relative to the work vehicle cabin (30, 200), the heat-generating electronic component (68, 224) at least partially located in the rear protruding section (160, 230); and that the vents (170, 172, 174, 176, 226, 228) comprise an outlet vent (176, 226) formed in an upper wall of the rear protruding section (160, 230); and an inlet vent (170, 228) formed in a lower wall of the rear protruding section (160, 230) and oriented to receive airflow conducted in a generally upward direction alongside a rear window of the work vehicle cabin (30, 200).