LaCrosse V8-5.3L (2008)
2. Connect the ECM electrical connectors (2).
3. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement (See: Fuel Delivery and Air Induction/Air Cleaner Housing/Service
and Repair).
4. Install the left front inner fender brace. Refer to Front Fender Upper Diagonal Brace Replacement (See: Body and Frame/Fender/Front
Fender/Service and Repair).
5. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (LS4) (See: Starting and
Charging/Battery/Battery Cable/Service and Repair).
6. Program the new ECM. Refer to Control Module References (See: Testing and Inspection/Programming and Relearning).
