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 Extended Transmission Warranty (ETC)
ETC can be purchased through an Allison Authorized Distributor or Dealer.
To find the nearest Allison Authorized facility near you, visit our Sales & Service locator.
You can purchase ETC at the time of the vehicle delivery or within 12 months of vehicle delivery.
If you take delivery of a new vehicle from an outlet not offering ETC coverage, you are still eligible to purchase coverage through an Allison Authorized Distributor or Dealer and do not have to return to the outlet.
You may include the cost with the purchase of your vehicle (with dealer approval), or simply write a check to the Authorized Allison Transmission Distributor or Dealer.
Yes, provided they are new Allison transmissions in approved applications.
No, the remaining coverage is not transferable to your new transmission. The ETC coverage purchased stays with the transmission.
No, not if it is determined that the vehicle has been operating with fluids other than Allison Approved fluids.
To view our Allison Approved fluids, visit the Approved Fluids page.
Yes, if your vehicle is disabled or if towing is necessary to prevent further damage to your transmission.
To find the nearest Allison Authorized facility near you, visit our Sales + Service Locator.
Allison Service + Care
Using an Allison Approved automatic transmission fluid extends drain intervals and enhances transmission performance and durability in all operating environments.
To view Allison oil recommendations for you transmission, visit our Approved Fluids or view our Transmission Fluid Recommendations (On-Highway | Off-Highway).
To find your transmission model check your vehicle/order paperwork.
If you can’t find the model designation, please call an Allison Distributor or Dealer for assistance. To find the nearest Allison Authorized facility near you, visit our Sales + Service Locator. Before calling, please have the following information ready:
Allison Authorized service facilities encompass all of the care that you’ll need to keep your Allison transmission running smoothly and for as long as possible.
From offering Allison Genuine Parts™ to service and repair to the sales of new transmissions, these locations provide the widest range of service and care for your Allison transmission.
Allison DOC support information can be found in the “Global Service Information” section in the Electronic Diagnostic section.
Allison Technical Assistance Center (TAC)
1.800.252.5ATD or 1.800.252.5283
Twenty-four hours a day, seven days a week
Current On Highway and Off Highway Transmissions. Legacy Models may be limited.
For additional technical questions, please contact your Allison Authorized facility. To find the nearest Allison Authorized facility near you, visit our Sales & Service locator.
Fluid + Filter Information
General Service Tips