Important: Before clearing any DTCs, use the scan tool Capture Info to save the Freeze Frame and Failure records for reference. The control module's data is deleted once the Clear Info function is used.

Did you perform the Powertrain On-Board Diagnostic (OBD) System Check?

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Go to Step 2

Go to Powertrain On Board Diagnostic (OBD) System Check

Are there any other DTCs set (all other DTCs must be diagnosed before proceeding on)?

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Go to the appropriate DTC

Go to Step 3

Important: The new PCM must be programmed. Refer to Powertrain Control Module Replacement/Programming .

Replace the PCM.

Is the action complete?

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Go to Step 4

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1. Using the scan tool, clear the DTCs.
2. Start the engine.
3. Allow the engine to idle until the engine reaches normal operating temperature.
4. Select DTC and the Specific DTC function.
5. Enter the DTC number which was set.
6. Operate the vehicle, with the condition for setting this DTC, until the scan tool indicates the diagnostic ran.

Does the scan tool indicate the diagnostic Passed?

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Go to Step 5

Go to Step 2

Does the scan tool display any additional undiagnosed DTCs?

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Go to the applicable DTC table

System OK