4L60-E/4L65-E Automatic Transmission

Transmission Scan Tool Data List
Use the scan tool data list under the following conditions:
* The Diagnostic System Check - Automatic Transmission is complete. Initial Inspection and Diagnostic Overview
* The on-board diagnostics are functioning properly.
* No DTCs are present.
The values below represent a typical display recorded from a properly functioning system.

Important: Do not use a scan tool that displays faulty data. Report the condition to the scan tool manufacturer. The use of a faulty scan tool can result in misdiagnosis and the unnecessary replacement of parts.

Only the parameters listed below are used for diagnosing. If a scan tool displays other parameters, the values are not recommended for use in diagnosis.

Scan tool values below were recorded under the following conditions:
* Engine at idle
* Upper radiator hose hot
* Closed throttle
* Transmission in PARK
* Closed Loop operation
* Accessories OFF
* Brake pedal not applied

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Transmission Scan Tool Data List