Support Documents

Resetting Allison Prognostics

Oil Life Monitor:

For either a pushbutton or bump lever shift selector, perform the following shift sequence with the ignition on, but the engine off. Do not stop the sequence for more than three seconds once you have started.

N-D-N-D-N-R-N

Filter Life Monitor:

For either a pushbutton or bump lever shift selector, perform the following shift sequence with the ignition on, but the engine off. Do not stop the sequence for more than three seconds once you have started.

N-R-N-R-N-D-N