Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 266 bulletins for BLUE BIRD
S19AC
Sep 16, 2019
063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
Overview Blue Bird has determined that the exhaust muffler hanger rods may not be torqued properly. As part of this service bulletin, it is necessary to check the torque on rods to ensure they are torqued in accordance with the provided in
S19ZI
Sep 9, 2019
220000 SEATS
Overview: Blue Bird and HSM Quality/Engineering teams have determined that the NextGen seats shipped from September 19, 2017 to March 21, 2019 have exposed holes in the rear side of the seat back frame that can allow a passenger(s) to inse
SM1903
Jul 26, 2019
060000 ENGINE AND ENGINE COOLING
Service Memorandum (SM1903) includes basic troubleshooting steps for Cummins engines with "Aftertreatment Abnormal Update Rate Fault Codes". These codes indicate either a problem with the aftertreatment battery power/ground circuits, the p
S19AB School Bus
Jun 11, 2019
081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
Overview: Service Bulletin S19AB, Separator Clamp Removal on Gasoline with Heat Shield affects certain model year 2020 Visions with a Ford gasoline powertrain and heat shield. To correct this condition, the Dealer is to cut the zip ties
S19AB NonSchool
Jun 11, 2019
081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
Overview: Service Bulletin S19AB, Separator Clamp Removal on Gasoline with Heat Shield affects certain model year 2020 Visions with a Ford gasoline powertrain and heat shield. To correct this condition, the Dealer is to cut the zip ties
S19ZD
Apr 22, 2019
090000 FUEL SYSTEM, OTHER
Overview: Certain 2017 through 2019 model year Blue Bird Vision School and Non-School bus units NOT equipped with an optional fuel door interlock switch, manufactured from June 11, 2016, through April 07, 2018, will require the unused "opt
S19ZX
Apr 4, 2019
090000 FUEL SYSTEM, OTHER
Overview: The Dealer is to remove existing fuel fill bracket assemblies (10045957 RH and 10047365 LH) and install redesigned fuel fill bracket assemblies (10060359 RH and 10060371 LH) to eliminate potential cracking issues with the existing
S19ZZ
Mar 27, 2019
220000 SEATS
HSM NexGen Seat Track LH Missing Bolt: Overview: Blue Bird and HSM Quality/Engineering teams have determined that certain NexGen Left-Hand Track Mounted seats shipped from October 1, 2017 to February 1, 2019 have a missing bolt in the ass
S19ZS
Mar 26, 2019
220000 SEATS
Overview: Blue Bird and HSM Quality/Engineering teams have determined that certain NexGen lap belt ready school bus seats manufactured from September 2017 to April 2018 have shown a history of breaking at the upper joint of the back rest a
S19ZY
Mar 14, 2019
060000 ENGINE AND ENGINE COOLING
Overview: The Blue Bird or Cummins Dealer is to use the Cummins INSITEa?? electronic service diagnostic program to set the a??Regeneration Inhibit Vehicle Speed Thresholda?? parameter value to 0 mph. Affected Units: All 2017-2020 mod
R17ZB
Sep 18, 2017
220000 SEATS
Blue Bird Body Company has decided that a defect which relates to motor vehicle safety exists in certain model year 2015-2019 Vision School Buses manufactured from July 18, 2014, through July 19, 2017, and certain model year 2018-2019 All A
SM1702
Jul 21, 2017
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
The intent of service memorandum SM1702 is to make Blue Bird dealers aware that Cummins has released a calibration update improvement to reduce occurrence of Allison transmission fault code P2637 ?Torque Management Feedback Signal? with Cum
SM1701
Jul 21, 2017
117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
The intent of service memorandum SM1701 is to make Blue Bird dealers aware that software for Ametek instrument clusters is available on the Blue Bird Vantage website. Instructions for how to download, install, and use the software is locat
SU1702
Jun 1, 2017
117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
The intent of SU1702 is to provide service part replacement instructions for our new Ametek instrument cluster. The new cluster will be in full production beginning June 5, 2017. During the time between now and June 5, 2017 Blue Bird will b
R17YZ Standard
May 2, 2017
220000 SEATS
School Bus Seats Equipped With 3PT Lap / Shoulder Belts - Loose or Missing D-Ring Mounting Nut, On Shoulder Belted Seats
R17YY Instructio
Apr 25, 2017
110000 ELECTRICAL SYSTEM
The chassis mounted battery box support brackets may develop cracks or fracture and could allow the battery box to separate from the chassis and fall.
R17ZA Owner Lett
Apr 24, 2017
092000 FUEL SYSTEM, OTHER:DELIVERY
Recall R17ZA, GEN 4 Propane Solenoid
R17YZ Owner Lett
Apr 12, 2017
150000 SEAT BELTS
Recall R17YZ, HSM/C E White 3-Point Belt D-Ring Mounting Nut
R17YZ Dealer Let
Apr 12, 2017
220000 SEATS
Blue Bird has determined that some school bus seats equipped with 3-Point Lap/Shoulder Belts may contain loose or missing (due to a loose mounting nut