Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 883 bulletins for NOVA BUS
BS1985E
Mar 21, 2013
062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
Hydraulic fluid may leak from loose connections in the radiator compartment, and at the hydraulic manifold block.
BS1905ER1
Mar 18, 2013
110000 ELECTRICAL SYSTEM
Corrosion may create poor electrical conductivity. Excessive current passing through the main disconnect switch may lead to the failure of the PDB.
BS1815ER1
Feb 28, 2013
170000 LATCHES/LOCKS/LINKAGES
The latches on the fiberglass panel, or the aluminum panel could loosen and the panel could open.
BS1869ER1
Feb 28, 2013
350000 EQUIPMENT
Vehicle vibrations may cause the front destination sign to disengage from its brackets.
BS1944E
Feb 28, 2013
050000 PARKING BRAKE
Parking brake valve could be reached from an open operator's window.
BS1840ER1
Feb 26, 2013
045000 SERVICE BRAKES, AIR:DISC
Excessive current passes through the main disconnect switch, which could lead to the failure of the PDB.
BS1912E
Feb 26, 2013
114000 ELECTRICAL SYSTEM:WIRING
Fire suppression system's Linear Thermal Detector (LTD) wire causes snagging
BS1878ER1
Feb 22, 2013
161000 STRUCTURE:FRAME AND MEMBERS
Water can infiltrate inside certain damping cylinder connectors, which could cause
BS1742ER1
Feb 15, 2013
042600 SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS
Possible chaffing between brake hoses and surrounding components, possibly causing the loss of ABS sensor signal.
BS1994E
Feb 15, 2013
042600 SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS
Possible chaffing between brake hoses and surrounding components, possibly causing the loss of ABS sensor signal.
BS1728E
Feb 12, 2013
350000 EQUIPMENT
The isolation valve is absent on the refrigerant return line from the roof unit.
BS1787E
Feb 12, 2013
350000 EQUIPMENT
The defrost unit 4-way valve needs to be replaced with a more robust 2-way valve
BS1990E
Feb 12, 2013
162300 STRUCTURE:BODY:DOOR
Driver's compartment door latch. Certain parts could prevent the proper working / adjustment of the lock.
BS1951ER1
Feb 7, 2013
114000 ELECTRICAL SYSTEM:WIRING
Loss of contact between wire terminals and switches
BS1929E
Feb 5, 2013
171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH
Driver's compartment door latch. The latching mechanism might fail.
BS1901ER1
Jan 17, 2013
091100 FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY
Cancelling document for Mounting bolts become loose in service,Fuel tank mounting bolts
BS1951E
Jan 15, 2013
114000 ELECTRICAL SYSTEM:WIRING
Loss of contact between wire terminals and main control switch
BS1957E
Jan 15, 2013
131000 VISIBILITY:WINDSHIELD
Temperature control assembly may detach from the windshield
BS1901E
Jan 14, 2013
071100 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
Mounting bolts become loose in service,Fuel tank mounting bolts
LI1636AR1
Jan 14, 2013
160000 STRUCTURE
The stainless steel structure of certain vehicles, with an offset engine, might have been subject to certain constraints which may cause cracking
APS1956E
Jan 11, 2013
350000 EQUIPMENT
Suggestion for a grab handle with a clamp having better durability and easier maintenance.
BS1830AR2
Jan 11, 2013
110000 ELECTRICAL SYSTEM
THE CAVITY PLUG OF TWO ELECTRIC CONNECTORS (MT-X95M ON THE ENGINE AND MS-X64FD IN THE ENGINE COMPARTMENT) MAY BE MISSING. DESCRIPTION: INSPECT IF CAVITY PLUGS ARE MISSING FROM THE CONNECTORS
LI1860ER1
Jan 11, 2013
350000 EQUIPMENT
Information concerning the positioning and the tightening of breeze clamps on silicone hoses.
LI1947ER1
Jan 11, 2013
356000 EQUIPMENT ADAPTIVE/MOBILITY
Crack-repair procedure for the front transverse beam.