Hydra-Matic Aut omatic Transmission – Unit Repair Page 7D5-1
Page 7D5-1
Section 7D5
Hydra-Matic 4L65-E – Automatic Transmission –
Unit Repair
ATTENTION
Before performing any Service Operation or other procedure described in this Section, refer to Section 00
Warnings, Cautions And Notes for correct workshop practices with regard to safety and/or property damage.
1 General Information............................................................................................................ ................... 2
Hydra-Matic Aut omatic Transmission – Unit Repair Page 7D5-2
Page 7D5-2
1 General Information
With the following exceptions, the Hydra-Matic 4L65-E four speed automatic transmission unit repair information carries
over from MY 2003 VY Series vehicles. For information not contained in this Section, refer to Section 7C5, Hydra-Matic
4L60-E Automatic Transmission: Unit Repair in MY 2003 VY and V2 Series Service Information.
• The input carrier is up-graded to a new five-pinion construction to cater for high torque and load demands.
• The sun reaction shell thrust washer is up-graded to a new thrust needle bearing construction to cater for high
torque and load demands.
• The reaction carrier is up-graded to a new five-pinion construction to cater for high torque and load demands.
• An oil deflector has been added for the five-pinion reaction carrier.
• The output shaft sleeve and output shaft seal are unique to cater for the new five-pinion carrier.
• The O-ring seal for the turbine shaft is unique.
• The input housing and shaft assembly is unique to cater for high torque and load demands.
• The quantity of the composition clutch plates used in the third and fourth clutch plate assembly has increased.
• The quantity of steel clutch plates used in the third and fourth clutch plate assembly has increased.
• New select fit third and fourth clutch backing plate to cater for the increased quantity of third and fourth clutch
composition and steel clutch plates has been introduced.
• The control valve body gasket and spacer plate are unique and have the identification marking of 'VB IPU CA'.
NOTE
Although the Hydra-Matic 4L65-E four speed
automatic transmission contains several unique
components, the unit repair procedures remain
unchanged from the information provided for the
Hydra-Matic 4L60-E.