October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Removal Procedure
Courtesy of GENERAL MOTORS COMPANY
- Prepare the ECM for replacement. Refer to Control Module References
.
- Using a scan tool, retrieve the percentage of remaining engine oil. Record the remaining engine oil life.
- Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection
.
- Disconnect the 2 wiring harness plug (2) from the engine control module (3).
- Unclip the engine control module bracket (4) from the battery tray.
- Remove the 4 nuts (1).
- Remove the engine control module (3) from the engine control module bracket (4).