GM Service Manual Online
For 1990-2009 cars only

Description

This diagnostic addresses if the engine control module (ECM) is not programmed for the correct transmission.

Test Description

The number below refers to the step number on the diagnostic table.

  1. A DTC P0610 indicates the ECM is not programmed.

Step

Action

Yes

No

1

Did you perform the Diagnostic System Check-Engine Controls?

Go to Step 2

Go to Diagnostic System Check - Engine Controls

2

Program the ECM. Refer to Service Programming System (SPS) in Programming.

Is the action complete?

Go to Step 3

--

3

  1. Clear the DTCs with a scan tool.
  2. Turn OFF the ignition for 30 seconds.
  3. Start the engine.
  4. Operate the vehicle within the Conditions for Running the DTC as specified in the supporting text.

Does the DTC run and pass?

Go to Step 4

Go to Step 2

4

Observe the Capture Info with a scan tool.

Does the scan tool display any DTCs that you have not diagnosed?

Go to Diagnostic Trouble Code (DTC) List

System OK