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Technical Service Bulletins

Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.

172,063 Unique Bulletins
4,686,952 Total Records
879 Vehicle Makes
1955–2025 Year Range
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Showing 449 bulletins for ALLISON

SIL 27-EP-18EN Jan 13, 2019
ALLISON — TRANSMISSION
110000 ELECTRICAL SYSTEM
Announces the availability of the DC busbar and procedures for replacing the DC busbar located inside the DPIM2
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TT8263EN Dec 16, 2018
ALLISON — TRANSMISSION
110000 ELECTRICAL SYSTEM
Alerts service network to potential issues if the OEM or body builder violates Allison Datalink Communication requirements and allows non-Allison component to broadcast a source address that should uniquely identify an Allison component
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TT8247 Nov 26, 2018
ALLISON — TRANSMISSION
100000 POWER TRAIN
Servicing tip for complaints about shift issues
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SIL 29-EP-18 Nov 25, 2018
ALLISON — TRANSMISSION — 2 vehicle combinations
110000 ELECTRICAL SYSTEM
Provides instructions for proper installation of high-voltage DC and AC cables to the DPIM2
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SIL 33-TC10-18 Nov 16, 2018
ALLISON — TRANSMISSION
100000 POWER TRAIN
Advises the service channel on the proper procedures and components for retrofitting the TC-10 transmission with a power-take-off (PTO) drive gear
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WATCH 544 Nov 8, 2018
ALLISON — TRANSMISSION
118000 ELECTRICAL SYSTEM:SOFTWARE
Announces release of new control software and compatibility
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WATCH 543 Nov 8, 2018
ALLISON — TRANSMISSION — 2 vehicle combinations
110000 ELECTRICAL SYSTEM
Announces release of new control software and compatibility
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2015FA06 Rev B Sep 28, 2018
ALLISON — TRANSMISSION
103700 POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
Announces field action regarding the torque converter's backing plate bolt
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IS 278 Sep 27, 2018
ALLISON — TRANSMISSION
100000 POWER TRAIN
Instructions for identify the correct seal ring when overhauling transmissions
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SIL 23-TR-18EN Sep 25, 2018
ALLISON — TRANSMISSION
060000 ENGINE AND ENGINE COOLING
Announces updated design of turbine shaft seal ring
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SIL 20-WT-18EN Sep 25, 2018
ALLISON — TRANSMISSION
100000 POWER TRAIN
Announces change in color of latch-valve spring that are interchangeable with the prior version
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SIL 14-TR-18EN Sep 10, 2018
ALLISON — TRANSMISSION
100000 POWER TRAIN
Announces and describes new and updated diagnostic trouble codes (DTC) for 5th generation controls.
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SIL 25-1K2K-18 Sep 7, 2018
ALLISON — TRANSMISSION
100000 POWER TRAIN
Offers troubleshooting for complaints of harsh shifts and DTC code for clutch adaptive learning at limit
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SIL 24-WT-18 EN Aug 23, 2018
ALLISON — TRANSMISSION
160000 STRUCTURE
Announces omission of trim hole
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TT8025EN Rev A Aug 17, 2018
ALLISON — TRANSMISSION
350000 EQUIPMENT
Informs service channel that it will support Freightliner Custom Chassis Corporation field action related to engine retarder.
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TT7539EN Rev B Aug 17, 2018
ALLISON — TRANSMISSION
350000 EQUIPMENT
Announces calibration problem from Freightliner Custom Chassis Corporation
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TT8045EN Rev A Aug 17, 2018
ALLISON — TRANSMISSION
100000 POWER TRAIN
Service tip regarding preselect downshift that is being addressed by Freightliner Custom Chassis Corporation
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2018FA07EN Aug 3, 2018
ALLISON — TRANSMISSION
100000 POWER TRAIN
Announces customer service campaign related to transmission switch issue
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SIL 10-TR-99 Rev Jul 26, 2018
ALLISON — 1000 SERIES TRANSMISSION, 2000 SERIES TRANSMISSION, 3000 SERIES TRANSMISSION, 4000 SERIES TRANSMISSION, ALLISON DIV, B SERIES, B300 SERIES TRANSMISSION, B400 SERIES TRANSMISSION, H 40 EP TRANSMISSION, H 50 EP TRANSMISSION, T SERIES, T400 SERIES TRANSMISSION, TC10 SERIES TRANSMISSION, TRANSMISSION — 15 vehicle combinations
100000 POWER TRAIN
Details transmission fluid types and service intervals
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10-WT-00EN Rev A Jun 21, 2018
ALLISON — 4000 SERIES TRANSMISSION, TRANSMISSION — 4 vehicle combinations
100000 POWER TRAIN
Explains redesign of planetary spindles and interchangeability
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SIL 18-TC10-18 Jun 14, 2018
ALLISON — T SERIES, TRANSMISSION — 2 vehicle combinations
350000 EQUIPMENT
Highlights the release of a new shift valve body separator plate with information on serviceability and interchangeability
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IS 360 Jun 1, 2018
ALLISON — 3000 SERIES TRANSMISSION, TRANSMISSION — 3 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Instructions related for two channel plate gaskets in a seal and gasket kit
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IS 361 Jun 1, 2018
ALLISON — 4000 SERIES TRANSMISSION, TRANSMISSION — 3 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Instructions related to for two channel plate gaskets in a seal and gasket kit
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IS 358 Jun 1, 2018
ALLISON — 3000 SERIES TRANSMISSION, TRANSMISSION — 3 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Instructions related for two channel plate gaskets in a seal and gasket kit
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IS 359 Jun 1, 2018
ALLISON — 4000 SERIES TRANSMISSION, TRANSMISSION — 3 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Instructions related to for two channel plate gaskets in a seal and gasket kit
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