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4LHD/4LHDX Application Manual
Powertrain Control Solutions
REV 1.1
1. Raise and support the vehicle.
NOTE: The uid can be reused after this procedure unless it smells burnt or is discolored. If a recovery system is
available, remove and store the uid. Remove the pan bolts and skip to step 6.
2. On some vehicles an exhaust heat shield may need to be removed to access the pan bolts. Remove this if
necessary.
3. Place a drain pan under the transmission oil pan.
4. Remove the oil pan bolts from the front and sides of the pan only.
WARNING: When the transmission is at operating temperatures, take necessary precautions when removing the
pan, to avoid being burned by draining uid.
Figure 2.3.8-1
2.3.8 Fluid Change
The useful life of the transmission depends on the time at temperature of the ATF, which is a function of the transmission
duty cycle, cooling system efciency and local ambient temperatures. Transmission Fluid must be changed as listed
below.
Vehicle Class Normal Use
Commercial 1000 Hours or 12 Months (whichever comes rst)
NOTE: The transmission lter must be replaced at every uid change.
Removal Procedure
Disconnect the battery from the vehicle prior to performing this procedure.
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