Sierra 1500 2WD V8-5.3L Hybrid (2004)
6. Remove the fuel pipe bracket nut.
7. Remove the fuel pipe bracket from the bellhousing stud.
8. Remove the heated oxygen (HO2S) sensor connector from the bracket.
9. Remove the fuel line clip(s) from the bracket(s) on the transmission.
10. Remove the fuel line clip from the bracket on the transfer case, if equipped with 4 wheel drive (4WD).
11. Remove the clip from the bracket on the frame.
12. Remove the transfer case harness from the clip bracket.
IMPORTANT: The area around the electro-hydraulic control unit (EHCU) MUST be free from loose dirt to prevent contamination of disassembled
anti-lock brake (ABS) components.
13. Thoroughly wash all contaminants from around the EHCU.
14. Disconnect the chassis electrical harness connectors from the electronic brake control module (EBCM).
15. Disconnect the brake lines from the brake pressure modulator valve (BPMV).
