9-7X V8-5.3L (2005)
6. Disconnect the electrical connector (1) from the mass air flow (MAF)/intake air temperature (IAT) sensor.
7. Remove the harness clips from the fuel rail.
8. Perform the following steps in order to disconnect the fuel injector electrical connectors.
1. Mark the connectors to their corresponding injectors to ensure correct reassembly.
2. Pull the connector position assurance (CPA) retainer (2) on the connector up one click.
3. Push the tab (1) on the connector in.
4. Disconnect the fuel injector electrical connector.
5. Repeat the steps for each injector electrical connector.
