Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 449 bulletins for ALLISON
SIL 16-1K2K-17
Jun 8, 2017
103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Software calibration addresses potential engine vibration that could be interpreted as road speed by the TCM.
SIL 24-TR-13 Rev
Jun 5, 2017
103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Announces TCM calibration update regarding DTC code that is falsely tripped.
TT8008EN Rev A
Jun 2, 2017
103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Advises services to reflash TCM if DTC P2789 is triggered.
TT7947EN
Mar 27, 2017
103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Details service procedure to ensure the TCM has the correct calibrations.
TT7997EN
Mar 9, 2017
100000 POWER TRAIN
Service tip instructing service channel to inspect the O-ring of the PS1 and PS2 Assembly during disassembly of the part to ensure the servicer did not damage the part during servicing.
SIL 10-TR-99EN R
Mar 2, 2017
100000 POWER TRAIN
Details transmission fluid types and service intervals.
SIL 5-1K2K-17
Feb 21, 2017
100000 POWER TRAIN
Announces a new turbine shaft design and explains it is backwards compatible with the previous design
SIL 4-WT-17EN
Feb 15, 2017
100000 POWER TRAIN
Announces new transmission breather using an outer hex design and details for servicing the new design.
SIL 15-WT-01 Rev
Jan 31, 2017
354000 EQUIPMENT:MECHANICAL
Announces product improvement that decreases the clearance between the planetary spindle and the spindle retaining ring and increased hardness in the spindle retainer. Also details dimensions and interchageability of part numbers.
2016FA02 Rev B
Jan 6, 2017
060000 ENGINE AND ENGINE COOLING
Allison Transmission and Navistar jointly identified a potential quality issue related to adaption hardware. Damage to the adaption hardware can develop and lead to failure of the flexplate.
SIL 44-TR-16
Dec 12, 2016
118000 ELECTRICAL SYSTEM:SOFTWARE
PROVIDES TROUBLESHOOTING TIPS FOR DTC P0642
SIL4-EP-15ENREVB
Sep 16, 2016
100000 POWER TRAIN
ANNOUNCES THE AVAILABILITY OF THE PASSIVE DISCHARGE RESISTOR AS A SERVICE PART. THE COMMUNICATIONS ALSO CONTAINS INSTRUCTIONS FOR REPLACING THE PASSIVE DISCHARGE RESISTOR ASSEMBLY INSIDE THE DUAL POWER INVERTER MODULE 2 (DPIM2).
SIL5-EP-16ENREVB
Sep 16, 2016
100000 POWER TRAIN
ANNOUNCES AVAILABILITY OF THE DC BUSBAR, DC TERMINAL BLOCK, HVIL SUPPORT AND RELATED COMPONENTS AND SERVICE INSTRUCTIONS TO ALLOW REPAIRS TO THE DUAL POWER INVERTER MODULE 2 (DPIM).
WATCH 501 REV D
Sep 12, 2016
100000 POWER TRAIN
ANNOUNCES THE RELEASE OF SOFTWARE FEATURES AND ENHANCEMENTS FOR 5TH GENERATION CONTROLS.
WATCH 512 REV A
Sep 7, 2016
100000 POWER TRAIN
ANNOUNCES THE RELEASE OF SOFTWARE FEATURES AND ENHANCEMENTS FOR 5TH GENERATION CONTROLS.
SIL 9-EP-16REVD
Aug 15, 2016
100000 POWER TRAIN
ANNOUNCES THE THIRD GENERATION ENERGY STORAGE SYSTEM (ESS 3), DESCRIBES THE DIFFERENCES BETWEEN THE ESS 2 AND ESS 3, AND PROVIDES DETAILS ON NEW SERVICE PARTS AND PROCEDURES.
SIL 5-EP-16 REVA
Aug 11, 2016
100000 POWER TRAIN
ANNOUNCES AVAILABILITY OF THE DC BUSBAR, DC TERMINAL BLOCK, HVIL SUPPORT AND RELATED COMPONENTS AND SERVICE INSTRUCTIONS TO ALLOW REPAIRS TO THE DPIM
SIL-35-EP-16
Aug 11, 2016
100000 POWER TRAIN
BULLETIN ANNOUNCING THE AVAILABILITY OF A SIGNAL-INTERFACE CARD AND ENCODER CARD FOR THE INVERTER FOR SERVICING THE DPIM2. THE BULLETIN ALSO INCLUDES SERVICE INSTRUCTIONS.
SIL-36-TR-16
Aug 10, 2016
100000 POWER TRAIN
BULLETIN ANNOUNCING ENABLING DTC FOR INVALID COMMUNICATION LINK
SIL 25-1K2K-16
Aug 5, 2016
100000 POWER TRAIN
ANNOUNCES RELEASE OF REMANUFACTURED TCM FOR 1000/2000 SERIES TRANSMISSIONS WITH 3RD GENERATION CONTROL SYSTEMS AND THE PART NUMBER.
2015FA11REVA
Aug 3, 2016
100000 POWER TRAIN
ACTION TO ENABLE NEUTRAL-AT-STOP FEATURE IN VEHICLES IN WHICH THE FEATURE WAS DISABLED BY THE VEHICLE MANUFACTURER
TT7876EN
Aug 2, 2016
100000 POWER TRAIN
FIELD ACTION TO UPDATE SOFTWARE TO AMELIORATE IMPROPER STARTER ENGAGEMENT AND REENGAGEMENT THAT CAN RESULT FROM RAPID KEY CYCLE BY THE OPERATOR.
TT7880EN
Jul 27, 2016
100000 POWER TRAIN
INSTALLATION ISSUE COULD LEAD TO PROLONGED CONTACT OF AIR LINES WITH THE TCM OR TRANSMISSION WIRING HARNESS AND VEHICLES COULD EXPERIENCE UNEXPECTED DTC CODES.