Dismantling
1. Remove the automatic transmission assembly.
AUTOMATIC TRANSMISSION - GM 5L40-E, REPAIR WORKS, Automatic transmission complete with transfer case - removal and installation.
2. Remove the gearbox assembly with the transfer case and lower it onto the stand.
3. Release the transfer case crankcase ventilation hose from the clamps.
4. Turn out 9 screws like Torx and remove a distributing box.
5. Remove the transfer case crankcase ventilation hose.
Assembly
1. Connect the ventilation hose to the transfer case.
2. Clean the transfer case mating surface, dowel pins and pin holes.
3. Align the transfer case with the automatic transmission, tighten the Torx screws and tighten them to 43 Nm.
4. Attach the transfer case crankcase ventilation hose to the retainers on the automatic transmission crankcase.
5. Remove the automatic transmission/transfer case assembly from the stand and place it on a transmission jack.
6. Reinstall the automatic transmission assembly.
AUTOMATIC TRANSMISSION - GM 5L40-E, REPAIR WORKS, Automatic transmission complete with transfer case - removal and installation.
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