FAQ/Service Tips
Do you have Allison Transmission parts or service related questions? If so, view our frequently asked questions below to find the answer you are looking for.
Allison Service + Care
Allison Technical Assistance Center (TAC)
General Service Tips
Documents
- eGen Flex™ Geofencing User Guidelines — #9077
- Allison Transmission Electronic Service Tools Position Report — #2804A
- Towing of Vehicles Equipped with Allison Transmissions — #5580C
- Troubleshooting Techniques for Low Power Complaints with Cummins ISB/ISL Engine — #1707C
- Allison DOC® Subscription Renewal Process — #918
- Input/Output Functions available on Chevrolet® Silverado® 4500HD, 5500HD and 6500HD — #8158
- Allison DOC® V2019.3 Subscription Service Update — #3319
- Allison TCM Reflash™ V6.2 — #3619
- P/N 29546675 — 4th Generation A46 TCM Product Discontinuation — #3519
- Incompatibility of Some Cleaning Agents with Allison Shift Selectors — #8835
- Transmission Fluid/Filter Change Recommendations — #1099BB
- Water and/or Ethylene Glycol in Transmission Fluid — #1898
- Filter Cover Bolt Hole Repair Kit — #2001
- Allison DOC® for 6th Generation Controls Release — #1321
- Allison HUB™ Premium Subscriptions