Manufacturer Communications

Vehicles / Allison div / Allison div
Bulletin Number Vehicle Make Vehicle Model Model Year Summary
TT8819 ALLISON DIV ALLISON DIV 9999 Service tip for transmissions with "check trans" light in vehicles equipped with certain engines<br />
03-WT-21EN ALLISON DIV ALLISON DIV 9999 Notice of change to TID B main valve body part number change<br />
TT8532EN_201911 ALLISON DIV ALLISON DIV 9999 Offers service tip due to calibration issue<br />
SIL 32-WT-19EN ALLISON DIV ALLISON DIV 9999 Announces release of new filter life indicator spring<br />
2019FA03 Rev A ALLISON DIV ALLISON DIV 9999 Announces the proactive replacement of C3 clutch housing due to a potential quality issue<br />
SIL 30-1K2K-19EN ALLISON DIV ALLISON DIV 9999 Announces part number change and compatibility with it<br />
2015FA12 Rev A 3 ALLISON DIV ALLISON DIV 9999 Customer Satisfaction Field Action 2015FA12 -- Recalibration for Code Setting MIL Lamp During Shutdown on HD OBD Compliant Buses<br />
2015FA11-3-17-20 ALLISON DIV ALLISON DIV 9999 Neutral at Stop (NAS) Feature Enable<br />
2019FA08 Rev C ALLISON DIV ALLISON DIV 9999 Announces campaign to replace the TIDB main valve body for parts that present specific symptoms<br />
2019FA07 Rev C ALLISON DIV ALLISON DIV 9999 Announces campaign to replace the TIDB main valve body for parts that present specific symptoms<br />
2019FA08 Rev B ALLISON DIV ALLISON DIV 9999 Announces campaign to replace the TIDB main valve body for parts that present specific symptoms<br />
2019FA07 Rev B ALLISON DIV ALLISON DIV 9999 Announces campaign to replace the TIDB main valve body for parts that present specific symptoms<br />
2020FA02 ALLISON DIV ALLISON DIV 9999 Announces a service campaign related to a non-safety-related concern with the TIBD Main Regulator Valve<br />
2020FA01 ALLISON DIV ALLISON DIV 9999 Announces a service campaign related to a non-safety-related concern with the TIBD Main Regulator Valve<br />
SIL 10-TR-99 Rev ALLISON DIV ALLISON DIV 9999 Details transmission fluid types and service intervals<br />
SIL 01-WT-18 Rev ALLISON DIV ALLISON DIV 9999 Announces filter kit part numbers that have been superseded and interchangeability<br />
SIL 19-EP-18 ALLISON DIV ALLISON DIV 9999 Announces release of new internal piston service seal<br />
SIL 21-TR-18 ALLISON DIV ALLISON DIV 9999 Announces policy to return switches used in prior generations of transmissions<br />
TT8009 Rev B ALLISON DIV ALLISON DIV 9999 Service tip regarding upshift issues that will be addressed by Freightliner Custom Chassis Corporation<br />
14TR93 ALLISON DIV ALLISON DIV 9999 NEW TRANSMISSION ACCUMULATOR. *TW<br />
9TR93 ALLISON DIV ALLISON DIV 9999 A VITON O-RING HAS BEEN RELEASED TO SERVICE THE INNER O-RINGS.<br />
WATCH 501 ALLISON DIV ALLISON DIV 9999 Allison Transmission 5th Generation Controls 2016 (B161, C161, and D161) Software Features and Enhancements Allison Transmission, Inc. (ATI) is plea
15WT01 ALLISON DIV ALLISON DIV 9999 INFORMATION REGARDING REDUCED CLEARANCE PLANETARY SPINDLES AND SPINDLE RETAINING RING, INCLUDING MODELS MD3000/B300/B400/3000MH. *SLC<br />
13TR01 ALLISON DIV ALLISON DIV 9999 INFORMATION REGARDING TRANSFER PLATE PART NUMBER 23017500. *YD<br />
FA-2011FA07 ALLISON DIV ALLISON DIV 9999 ALLISON TRANSMISSION: A SERVICE ACTION PROCEDURE IS PROVIDED REGARDING THE REPLACEMENT OF DRIVE UNIT SUCTION FILTERS ON SOME BUSES, AND ONCE REPLACED
27WT95 ALLISON DIV ALLISON DIV 9999 RETARDER FLOW VALVE SPRING REDUCES THE CHANCE OF THE RETARDER STICKING IN THE 'ON' POSITION. *SD<br />
18WT95 ALLISON DIV ALLISON DIV 9999 HD 4000(R)/B 500(R) CALIBRATION CHANGES. *SD<br />
26TR95 ALLISON DIV ALLISON DIV 9999 NEW OUTPUT RETARDER ADAPTER TO RETARDER HOUSING GASKET. *SD<br />
24WT95 ALLISON DIV ALLISON DIV 9999 A SEPARATOR PLATE AND GASKET CHANGE WAS IMPLEMENTED ON ALL WORLD TRANSMISSIONS ON SEPTEMBER 1, 1995. THE CHANGE WAS IMPLEMENTED TO ELIMINATE CONVERT
40TR94 ALLISON DIV ALLISON DIV 9999 PROBLEMS WITH TORQUE CONVERTER ATTATCHING NUTS. *TW<br />
41TR94 ALLISON DIV ALLISON DIV 9999 REDUCED CLUTCH CLEARANCE FOR IMPROVED SHIFT QUALITY. *TW<br />
14 ALLISON DIV ALLISON DIV 9999 SUCTION FILTER REDESIGN WITH FELT MEDIA AND BYPASS. *ET<br />
4WT00B ALLISON DIV ALLISON DIV 9999 INFORMATION REGARDING WT PRODUCT CHANGES FOR CY2000 TRANSMISSIONS. *SLC<br />
71K2K01A ALLISON DIV ALLISON DIV 9999 INFORMATION REGARDING 1000/2000/2400 RETRAN TRANSMISSIONS. *SLC<br />
2008FA-4 ALLISON DIV ALLISON DIV 9999 ALLISON TRANSMISSION SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. HIGH VOLTAGE INTERLOCK LOOP (HVIL) CIRCUIT CARDS FOR EP 40/50 SYST
ATI-1-1 ALLISON DIV ALLISON DIV 9999 ALLISON: BATTERIES CAN BE CHARGED AT HIGH CHARGE RATE WHEN COUPLED WITH CERTAIN CONDITIONS ON LONG DOWNHILL OPERATIONS. DOWNHILL GRADES ARE SUSCEPT
CAMP95C1 ALLISON DIV ALLISON DIV 9999 ALLISON TRANSMISSION HAS DETERMINED THAT VEHICLES WHICH UTILIZE THE B 500/HD 4000 SERIES TRANSMISSION TORQUE CONVERTER HOUSING SIDE MOUNT PADS TO SUP
97120198000 ALLISON DIV ALLISON DIV 1997 CAMPAIGN BULLETIN ON CUSTOMER SATISFACTION CAMPAIGN TO INSTALL IMPROVED C5 CLUTCH FRICTION PLATES IN B 300(R), B 400(R), AND B 500(R) TRANSMISSIONS IN
5TR95 ALLISON DIV ALLISON DIV 1995 NEW OUTPUT RETARDER ACCUMULATOR COVER GASKET RELEASE. *TW<br />
7TR95 ALLISON DIV ALLISON DIV 9999 PRODUCT ENHANCEMENT FOR REVERSE PRESSURE SWITCH, P/N 29503665. *TW<br />

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