Originally Posted by moveover
I have several Allison authorized maintenance facilities in my area. The closest uses a fluid exchange pump. Another does the drain. Allison recommends not to use the pump. However, an authorized dealer does just that. Does anyone have any experience with this?
No brainer. Do what Allison recommends, as they are the manufacturer of the transmission.
They recommend draining, not pumping or flushing.
'07 Winnebago Journey 34H - CAT C7, Koni's, MCU's, SS Bell Crank, Safe-T-Plus
'07 HHR Toad, SMI AFO, Blue OX