WORKHORSE CUSTOM CHASSIS
Service Manual
2007 W Series
SECTION
7.2
PAGE
484
Automatic Transmission – Allison
2007 W Series Chassis
© 2006 Workhorse Custom Chassis — All Rights Reserved
WSM082106
and tighten the bolts to 9 N·m (80 lb in).
4. Connect the negative battery cable. Refer to Battery
Negative Cable Disconnection and Connection .
5. Reprogram the TCM. Refer to Control Module
References .
IMPORTANT:
The FastLearn (adapt) procedure must be performed.
The FastLearn (adapt) procedure must be performed.
This can be done in one step using a scan tool. If this
This can be done in one step using a scan tool. If this
procedure is not done, the TCM adaptive values will be
procedure is not done, the TCM adaptive values will be
at the settings that it learned for the old components.
at the settings that it learned for the old components.
and will be in slow adaptive mode. Under these condi-
and will be in slow adaptive mode. Under these condi-
tions, it would take an unacceptably long time for the
tions, it would take an unacceptably long time for the
adaptive values to converge to levels suitable for the
adaptive values to converge to levels suitable for the
new transmission.
new transmission.
6. Perform the FastLearn procedure. Refer to FastLearn
Procedure .
TRANSMISSION FLUID FILTER ADAPTER
REPLACEMENT
Removal Procedure
IMPORTANT:
• DO NOT drain the fluid if only the transmission exter-
• DO NOT drain the fluid if only the transmission exter-
nal oil filter adapter is being replaced.
nal oil filter adapter is being replaced.
• Use a standard strap-type filter wrench to remove or
• Use a standard strap-type filter wrench to remove or
install the transmission external oil filter.
install the transmission external oil filter.
1. Remove the transmission external oil fi lter (4) by
rotating in the counterclockwise direction.
2. Remove the magnet (2) from the transmission
external oil fi lter adapter (1) in the converter housing
or from the fi lter element.
3. Clean any metal debris from the magnet. Presence
of any metal pieces larger than dust may indicate
