| Bulletin Date: | Mar. 25, 2022 |
| Component: | Power train |
| Bulletin Summary: | Details transmission fluid types and service intervals |
| Vehicles covered in this TSB: |
Allison 1000 Series Transmission,
Allison 2000 Series Transmission,
Allison 3000 Series Transmission,
Allison 4000 Series Transmission,
Allison H 40 Ep Transmission,
Allison H 50 Ep Transmission,
Allison T2000 Series Transmission,
Allison Div Allison Div,
Allison Transmission, Inc B Series,
Allison Transmission, Inc H 40 Ep Transmission,
Allison Transmission, Inc H 50 Ep Transmission,
Allison Transmission, Inc T Series,
Allison Transmission, Inc T400 Series Transmission,
Allison Transmission, Inc Tc10 Series Transmission.
|
| Bulletin Date: | Dec. 8, 2020 |
| Component: | Equipment |
| Bulletin Summary: | Instructions to help select the appropriate end cap o-rings and assembly process |
| Vehicles covered in this TSB: |
Allison Transmission, Inc T Series.
|
| Bulletin Date: | Dec. 8, 2020 |
| Component: | Engine and engine cooling |
| Bulletin Summary: | Service letter providing notice of redesigned piston seals and piston, air solenoid valve nipple, and air solenoid valve fitting |
| Vehicles covered in this TSB: |
Allison Transmission, Inc T Series.
|