Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 883 bulletins for NOVA BUS
LI4169ER2
Mar 4, 2018
160000 STRUCTURE
A new stanchion was designed to cope with conditions where vehicles are exposed to extreme road vibrations. The original stanchion supplied with vehicles listed below is now discontinued and replaced with this new design. This document outl
LI4171ER1
Mar 4, 2018
350000 EQUIPMENT
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4200E
Feb 26, 2018
060000 ENGINE (PWS)
This is a product improvement campaign that is being issued to recaliberate the ECM and upfit with improved Selective Catalyst Reduction (SCR) component of the Cummins Engine(s).
LI4263ER1
Feb 21, 2018
060000 ENGINE (PWS)
Subject to application and duty cycle, DEF dosing valve can clog up and cause engine to derate, stall, lose power and log FC3568. Increasing dosing valve and DEF hose angle can help reduce such occurrence. Vehicles reporting repetitive FC35
LI4169ER1
Feb 20, 2018
350000 EQUIPMENT
A new stanchion was designed to cope with conditions where vehicles are exposed to extreme road vibrations. The original stanchion supplied with vehicles listed below is now discontinued and replaced with this new design. This document outl
BS4145ER1
Feb 5, 2018
160000 STRUCTURE
Dust intrusion in baselights area through the return air grill.
BS4153E
Feb 5, 2018
353000 EQUIPMENT:ELECTRICAL
Automatic Passenger Counter may report erroneous data due to dust or water intrusion on optical front door sensor lens.
LI4167ER2
Feb 5, 2018
350000 EQUIPMENT
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4170ER1
Feb 5, 2018
350000 EQUIPMENT
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4171ER2
Feb 5, 2018
350000 EQUIPMENT
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4167E
Jan 31, 2018
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4169E
Jan 31, 2018
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4170E
Jan 31, 2018
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4171E
Jan 31, 2018
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4172E
Jan 31, 2018
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
New improved stanchion is now available for installation in the articulation section of the vehicle.
LI4223E
Jan 31, 2018
162000 STRUCTURE:BODY
Repair procedure for cracks reoccurring on the flooring above the rear axle
LI4263E
Jan 31, 2018
060000 ENGINE (PWS)
Possibility of engine derating, stalling and losing of power
BS4173E
Jan 30, 2018
060000 ENGINE AND ENGINE COOLING
The EGS coolant hoses may leak in the baselight above the passenger area.
BS3875ER1
Dec 22, 2017
060000 ENGINE (PWS)
Engine compartment may have high temperature issues due to inadequate heat dissipation.
BS3876ER1
Dec 22, 2017
060000 ENGINE (PWS)
Engine compartment may have high temperature issues due to inadequate heat dissipation.
BS3448ER1
Nov 28, 2017
160000 STRUCTURE
Bum rest shells cracking and anchor points may loosen with time and vibration
BS3453ER1
Nov 28, 2017
160000 STRUCTURE
Bum rest shells cracking and anchor points may loosen with time and vibration
LI4083E
Nov 14, 2017
350000 EQUIPMENT
N64662 PAL hydraulic filter head discontinued and replaced by hydraulic filter head N8905938 and filter N8905939
LI4084ER1
Nov 14, 2017
350000 EQUIPMENT
N64662 PAL hydraulic filter head discontinued and replaced by hydraulic filter head N8905938 and filter N8905939