Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 449 bulletins for ALLISON
SIL 27-EP-15
Dec 16, 2015
110000 ELECTRICAL SYSTEM
Service Information Letter to explain using Amprobe Ohm Megger (Model AMB45)for Troubleshooting
SIL 30-TR-15
Dec 15, 2015
110000 ELECTRICAL SYSTEM
Service Information Letter regarding the software made available as a ?no charge? internet download
WATCH 501 Rev A
Dec 15, 2015
110000 ELECTRICAL SYSTEM
Announces release of 5th Generation Controls 2016 (B161, C161, and D161) Software Features and Enhancements
SIL 29-EP-15
Dec 10, 2015
100000 POWER TRAIN
Service Information Letter containing replacement pages for the H 40/50 EP TS5812EN 2014 Troubleshooting Manual
2015FA05
Dec 4, 2015
100000 POWER TRAIN
Announces special coverage for a bolt may impact the torque converter turbine and backing plate, resulting in internal debris.
2015FA06
Dec 4, 2015
100000 POWER TRAIN
Customer service campaign related to a bolt may impact the torque converter turbine and backing plate, resulting in internal debris.
SIL 101K2K09 Rev
Nov 18, 2015
350000 EQUIPMENT
Service Information letter regarding 2010 Uprate Hardware Modifications
SIL 10-1K2K-09 D
Nov 1, 2015
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
SUMMARY TO BE PROVIDED ON A FUTURE DATE.
TT7718EN Rev A
Oct 20, 2015
100000 POWER TRAIN
Tech Tip concerning shifting to Neutral due to loose fuse in the PowerNet Distribution panel; customers should be referred to Freightliner dealer
TT7718EN
Oct 5, 2015
100000 POWER TRAIN
Tech Tip concerning shifting to Neutral due to loose fuse in the PowerNet Distribution panel; customers should be referred to Freightliner dealer
SB-2015FA04
Oct 1, 2015
103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
ALLISON TRANSMISSION: BULLETIN ON AUTHORIZATION OF NEW A65 TCM CALIBRATION INSTALLATION AT NO CHARGE. NEW SOFTWARE UPDATE (D151). *CN
SB-TT7718EN
Oct 1, 2015
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
ALLISON TRANSMISSION: WHILE ACCOMPANIED BY A P0883 TCM POWER INPUT SIGNAL HIGH CODE, THE TRANSMISSION MAY SHIFT INTO NEUTRAL WHILE DRIVING. *CN UPDATED 3/17/16 *CN
TT7693EN
Aug 24, 2015
060000 ENGINE AND ENGINE COOLING
Tech Tip for diagnosing and remedying C3/C4 bonded piston issue
WATCH 445 Rev A
Aug 14, 2015
100000 POWER TRAIN
Announces software and calibration changes to permit Neutral at Stop to function on 1000 and 2000 Series transmissions.
TT-7693EN
Aug 1, 2015
350000 EQUIPMENT
ALLISON TRANSMISSION: THE C3/C4 BONDED PISTON FAILED DUE TO AN INTRUSION OF WATER OR COOLANT INTO TRANSMISSION FLUID. *PE
WAT-445-REV A
Aug 1, 2015
102000 POWER TRAIN:MANUAL TRANSMISSION
ALLISON TRANSMISSION: ON CERTAIN TRANSMISSIONS, SOFTWARE AND CALIBRATION CHANGES WILL OCCUR, PERMITTING NEUTRAL AT STOP FUNCTION WHICH REDUCES FUEL CONSUMPTION AND IMPROVE COOLING DURING IDLE CONDITIONS AT STOP. MODEL 1000, 2000. *PE
SIL 4-EP-15
Jul 31, 2015
110000 ELECTRICAL SYSTEM
Announces the availability of the Passive Discharge Resistor (P/N 2954937 and related components) and includes the procedure to replace the Passive Discharge Resistor located inside the DPIM2
TN 21
Jul 27, 2015
060000 ENGINE (PWS)
Announces release of servicing tool J51606 Seal Installer that minimizes the risk of damaging the selector shaft seal during replacement procedures
TT7687EN
Jul 20, 2015
060000 ENGINE (PWS)
Tech Tip concerning TCM DTC that can occur under high loads; customers should be directed to Mack/Volvo to upgrade engine software
SIL-4-EP-15
Jul 1, 2015
350000 EQUIPMENT
ALLISON TRANSMISSION: PROCEDURAL INFORMATION ON AVAILABILITY AND REPLACEMENT OF PASSIVE DISCHARGE RESISTOR AND RELATED COMPONENTS INSIDE DUAL POWER INVERTER MODULE 2 (DPIM2). *PE
TT7539EN Rev A
Jun 19, 2015
100000 POWER TRAIN
Tech Tip concerning program by Freightliner Custom Chassis Corp regarding 5th Generation Controls LoadBased Shift Scheduling (LBSS) Calibration Settings. The system will correct the calibration settings for this specific TCM
TT7674EN
Jun 10, 2015
060000 ENGINE (PWS)
Tech Tip concerning Potential Loss of Throttle Response on Specific MCI Coaches
TT-7674EN
Jun 1, 2015
103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
ALLISON TRANSMISSION: DUE TO CHASSIS WIRING HARNESS, ON SOME COACHES, THE ENGINE THROTTLE HAS BECOME UNRESPONSIVE AND NEED TO INSTALL RETROFIT A NEUTRAL START CIRCUIT INSTALLATION TO CHASSIS WIRING HARNESS. *PE