TRANSMISSION FLUID COOLER FLOW TEST AND FLUSHING (6T50)
GM studies indicate that plugged or restricted transmission oil coolers and
pipes cause insufficient
transmission lubrication and elevated ope
Special Tools
DT - 45096 TransFlow Cooler Flush Machine
DT - 45096 - 30 TransFlow Adapter
For equivalent regional tools, refer to Special Tools.
GM studies indicate that plugged or restricted tra
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
DTC Descriptors
D
Preliminary Procedure
Instrument Panel Lower Trim Panel Replacement.
Heater and Air Conditioning User Interface Control Bolt[2x]
CAUTION:
Fastener Caution.
Tighten
2.5N.m (22 lb in)
Heater and Air Conditioning User Interface Control
Procedure
Unlock the retaining tabs.
Disconnect the el