Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 891 bulletins for PREVOST
IS-14904
Jan 27, 2015
060000 ENGINE AND ENGINE COOLING
This instruction sheet explains how to install a condenser pivot reinforcement plate Kit # 454964
IS-13106
Jan 26, 2015
354000 EQUIPMENT:MECHANICAL
This instruction sheet explains how to install an improved version of the slide-out rails. This version of the rails offers better corrosion resistance.
SP15-300
Jan 16, 2015
062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
On the vehicles affected by this bulletin, replace the radiator fan driveshaft by an improved version having a stronger rubber protector.
SP15-301
Jan 16, 2015
110000 ELECTRICAL SYSTEM
On the vehicles affected by this bulletin, inspect fare box harness connector A132B pin out.
SP15-303
Jan 15, 2015
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
On the vehicles affected by this bulletin, it is necessary to replace the aftertreatment hydrocarbon dosing module.
MI15-02
Jan 9, 2015
105500 POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT
This Maintenance Information presents an improved differential breather kit, identical to the one now used in production. This new breather incorporates a "J" shaped hose that prevents oil leakage and water ingestion while allowing the axle
MI14-54
Dec 12, 2014
353000 EQUIPMENT:ELECTRICAL
On the vehicles involved in this Maintenance Infomration, a decal describing the HVAC evaporator control may not have been applied inside the evaporator control protective cover. This decal contains important electrical information's for fu
WB14-55
Dec 12, 2014
020000 SUSPENSION
On the vehicles affected by this bulletin, inspect mounting bolt nuts on the front suspension shock absorber mounts.
SP14-323
Dec 10, 2014
031000 SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES
On the vehicles affected by this bulletin, replace the brake pedal assembly.
SP14-324B
Dec 8, 2014
162200 STRUCTURE:BODY:BUMPERS
On the vehicles affected by this bulletin, replace the front bumper retaining spring.
SP14-330
Dec 8, 2014
120000 LIGHTING (PWS)
On the vehicles affected by this bulletin, replace the IMRON painted marker light guards with powder coated marker lights.
SP14-331A
Dec 8, 2014
114400 ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
On the vehicles affected by this bulletin, replace the various bus bars and place one insulation sheet beside the breaker plate
SP14-332
Dec 8, 2014
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
On the vehicles affected by this bulletin, inspect the transmission oil cooler to make sure it is properly secured. In certain material conditions, the bolts may extend beyond the threaded length of the mounting holes in the cooler creating
SP14-334
Dec 8, 2014
160000 STRUCTURE
On the vehicles affected by this bulletin, install a lanyard on each of the two overhead access panels in the front section of the bus interior.
SP14-335
Dec 8, 2014
106000 POWER TRAIN:AXLE ASSEMBLY
On the vehicles affected by this bulletin, add a support on the curbside of the drive axle.
IS-14130
Dec 5, 2014
357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
This Instruction Sheet explains how to use Retrofit kit for obsoleted small AC condensers (950018 & 950335)
SP14-320B
Nov 25, 2014
060000 ENGINE AND ENGINE COOLING
On the vehicles affected by this bulletin, perform a software update of ECM and ACM to modify the dosing strategy. The software will also improve urea dosing valve behavior at shutdown and key-on. As an additional improvement, replace the u
SP14-322
Nov 25, 2014
110000 ELECTRICAL SYSTEM
On the vehicles affected by this bulletin, Add or replace insulating sheets in the rear electrical compartment and battery box.
SP14-325
Nov 25, 2014
060000 ENGINE AND ENGINE COOLING
On the vehicles affected by this bulletin, add a new engine compartment curbside door and a temperature probe behind the alternators along with corresponding wiring additions and updates.
SP14-326
Nov 19, 2014
060000 ENGINE (PWS)
On the vehicles affected by this bulletin, the compressor belt may not be tensioned properly since the reduction of the diameter of the pulley on the commuters.
SP14-316
Nov 14, 2014
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
On the vehicles affected by this bulletin, replace the exhaust pipe thermal insulation blankets.
SP14-317A
Nov 14, 2014
110000 ELECTRICAL SYSTEM
On the vehicles affected by this bulletin, identify the live wires in the rear electrical compartment according to instructions.
SP14-318
Nov 14, 2014
010000 STEERING
On the vehicles affected by this bulletin, the steering wheel shaft joint angles are different from the intended design values due to a parts shortage. Replace the steering wheel shaft with the components specified on the bill of material.
WB14-47B
Oct 23, 2014
060000 ENGINE AND ENGINE COOLING
On the vehicles affected by this bulletin, perform a software update of ECM (Engine Control Module) and ACM (Aftertreatment Control Module) to provide improved temperature-related behaviour. The software will also change urea dosing valve b
SP14-312D
Oct 20, 2014
060000 ENGINE AND ENGINE COOLING
On the vehicles affected by this bulletin, perform a software update of EMS and ACM to modify the dosing strategy. The software will also improve urea dosing valve behavior at shutdown and key-on. As an additional improvement, replace the u