Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Removal Procedure
- Using a scan tool, retrieve the percentage of remaining engine oil. Record the remaining engine oil life.
- Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (Primary) , Battery Negative Cable Disconnection and Connection (Auxiliary) .
- Remove the junction block. Refer to Underhood Electrical Center or Junction Block Replacement .
- Remove the ECM bracket fasteners (1).
- Release the ECM retaining clips (1) and detach the ECM (2).
- Remove the ECM bracket fastener (1) and partially loosen the rear ECM bracket fastener (2).
- Move the connector lock levers to the unlock position and disconnect the ECM electrical connectors (1).
- Release the plastic retaining tabs (1) and remove the ECM (2).
Record the current engine oil life percentage and use a scan tool to update the NEW ECM, if replacing.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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