Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 891 bulletins for PREVOST
IS22-040
May 23, 2022
031000 SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES
BRAKE PEDAL SEAL PLATE INSTALLATION KIT
IS19_908E
Apr 27, 2022
110000 ELECTRICAL SYSTEM
BOSCH TO DELCO REMY ALTERNATOR INSTALLATION, H3-45 REVISION : E, Updated electrical schematic. Added instructions for H series GHG17 engine variant.
IS19-108
Mar 29, 2022
091130 FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES
Surge tank pressure cap replacement
SP21-305A
Jan 26, 2022
130000 VISIBILITY
CONVEX REAR VIEW MIRROR VIEWING ANGLE CORRECTION On the vehicles affected by this bulletin, perform the following procedure to correct the variability of viewing angle of both flat and convex mirrors from a vehicle to another
MI18-16B
Jan 19, 2022
110000 ELECTRICAL SYSTEM
BOSCH HD10 ALTERNATOR DIAGNOSTIC GUIDE Revision B To avoid replacement of alternators that are in fact in good working order, perform the steps which follow to help you perform a more precise diagnosis.
SP21-313
Dec 23, 2021
130000 VISIBILITY
WIPER INTERACTION WITH ENGINE SHUT DOWN On the vehicles affected by this bulletin, perform the following procedure. This will solve the following issue: when turned OFF, the engine keeps running if the wipers are ON
SP21-312
Dec 17, 2021
060000 ENGINE AND ENGINE COOLING
ENGINE CONTROL MODULE (ECM) SOFTWARE UPDATE On the vehicles affected by this bulletin, perform the engine software update 23958948.P01. Main software & Dataset update: US OBD20 EMS VGT running change release to address OBD and conditional
MI21-13A
Dec 9, 2021
138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
An automated test is available to check the big HVAC superheat from the driver seat. This test is controlled by Multiplex, eliminating interventions and the need to take measures on the vehicle.
SP18-35H
Dec 1, 2021
060000 ENGINE AND ENGINE COOLING
P20EE (diagnostic troubleshooting code) SOLUTION - NOX CONVERSION EFFICIENCY
SR19-31C
Nov 23, 2021
060000 ENGINE AND ENGINE COOLING
ENGINE CONTROL MODULE (ECM) SOFTWARE UPDATE - Engine Cooling Strategy in High Altitude Operation Revision C: VIN range in application box rearranged for H3 coaches
MI21-06
Nov 17, 2021
080000 FUEL SYSTEM, DIESEL
Diesel Exhaust Fluid ( DEF ) Contamination In Fuel System, Inspection And Repair a?? From US10 to newer engine generation
is_20089
Sep 27, 2021
170000 LATCHES/LOCKS/LINKAGES
LAVATORY COMPARTMENT SLIDING DOOR LATCH IMPROVEMENT
Mi21-07A
Sep 21, 2021
106000 POWER TRAIN:AXLE ASSEMBLY
RONT & TAG AXLE a?? UNITIZED HUB BEARING END PLAY VERIFICATION AND REPLACEMENT
IS-19912D
Sep 20, 2021
100000 POWER TRAIN
ELECTRIC FAN DRIVE COOLING SYSTEM CONVERSION WITH DELCO REMY ALTERNATOR - X3 SERIES US10 UP TO GHG17 COOLING SYSTEM
IS-19901D
Sep 17, 2021
100000 POWER TRAIN
ELECTRIC FAN DRIVE COOLING SYSTEM CONVERSION WITH BOSCH ALTERNATOR
IS-18042
Sep 17, 2021
100000 POWER TRAIN
EBERSPACHER PREHEATER INSTALLATION In replacement of Spheros & Valeo preheaters
IS-21907 CO-25
Sep 15, 2021
060000 ENGINE AND ENGINE COOLING
Addition of EXTENDED LIFE COOLANT DECAL