LUBRICATION
See appropriate TRANSMISSION SERVICING - A/T article in the TRANSMISSION SERVICING section.
CONVERTER FLUSHING
Torque converter flushing is not recommended. Replace torque converter if contamination is found during oil cooler flushing procedure.
Note. For additional information on Torque Converter Clutch (TCC), see AUTO TRANS DIAGNOSIS - 4L60-E article in the AUTOMATIC TRANSMISSIONS section.