Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 883 bulletins for NOVA BUS
APS5370E
Feb 10, 2023
060000 ENGINE AND ENGINE COOLING
The Delco-Remy alternator is obsolete. Air cooled ductless (Almott) alternator, power cable and hardware kit to replace the Delco-Remy oil-cooled alternator.
FT5244
Feb 9, 2023
060000 ENGINE AND ENGINE COOLING
ECP radiator failures deemed to be due to overpressure events.
FT5243
Feb 9, 2023
060000 ENGINE AND ENGINE COOLING
ECP radiator failures deemed to be due to overpressure events.
FT5242
Feb 9, 2023
060000 ENGINE AND ENGINE COOLING
ECP radiator failures deemed to be due to overpressure events.
FT5294E
Jan 31, 2023
110000 ELECTRICAL SYSTEM
Secure wiring and add wiring protection to avoid chafing/abrasion of wiring harness of the E-compressor.
FT5330
Jan 24, 2023
110000 ELECTRICAL SYSTEM
The NCP-2 corrosion preventative product has better performance than Maxi-coat
FT5145R1
Jan 24, 2023
160000 STRUCTURE
Due to the lack of bonding surface between the two large roof top panels, when thermal expansion and contraction occur these panels separate and leave an opening
FT5125R1
Jan 24, 2023
160000 STRUCTURE
Due to the lack of bonding surface between the two large roof top panels, when thermal expansion and contraction occur these panels separate and leave an opening
FT5360
Jan 18, 2023
040000 SERVICE BRAKES, AIR
Reposition Electrical Air Compressor cooling hose to avoid chafing/abrasion.
FT5194
Jan 12, 2023
120000 EXTERIOR LIGHTING
Destination sign controllers were failing at a high rate. Water intrusion causing signs to fail cracks on lights
FT5341
Jan 11, 2023
010000 STEERING
Hardware fixing the steering gear box mounting plate may have been installed with an insufficient torque
FT5353
Jan 11, 2023
010000 STEERING
Hardware fixing the steering gear box mounting plate may have been installed with an insufficient torque.
BS5322E
Jan 11, 2023
060000 ENGINE AND ENGINE COOLING
The anchor bolt of one of the auxiliary heater high voltage cable retaining collar may come into contact with one of the coolant pipes under certain conditions.
FT5321
Jan 11, 2023
060000 ENGINE AND ENGINE COOLING
The anchor bolt of one of the auxiliary heater high voltage cable retaining collar may come into contact with one of the coolant pipes under certain conditions.
LI5266
Dec 20, 2022
350000 EQUIPMENT
The streetside rear mud flap N39361 is obsolete. It is replaced by kit N106903 and this information letter shows how to assemble it.
BS5318E
Dec 15, 2022
100000 POWER TRAIN
Dipstick does not reflect the correct Oil level in the transmission
FT5329
Dec 14, 2022
020000 SUSPENSION
Leveling valve N92260 found out of adjustment with damaged sway bar bushing bracket
FT5323
Dec 14, 2022
110000 ELECTRICAL SYSTEM
The decal inside the +IB panel shows wrong position of relay boards
FT5291R1
Dec 13, 2022
110000 ELECTRICAL SYSTEM
Some batteries temperature sensor may have an too high internal resistance and give an erroneous battery temparature reading causing F202 light battery to turn On, on dashboard
LI5316ER1
Dec 2, 2022
060000 ENGINE AND ENGINE COOLING
Crank case vent (CCV) hoses may get damaged over time.
li5316E
Nov 30, 2022
060000 ENGINE AND ENGINE COOLING
Crank case vent (CCV) hoses may get damaged over time.