K 2500 Suburban 4WD V8-8.1L VIN G (2002)
6. Disconnect the battery negative cable.
7. Disconnect the positive battery cable.
8. Remove the ignition coils.
9. Relieve the fuel system pressure.
10. Disconnect the fuel feed and return pipes (1, 2) from the fuel rail.
11. Remove the air conditioning (A/C) compressor.
12. Remove the radiator.
13. Disconnect the throttle actuator control (TAC) module electrical connector (1).
14. Remove the vacuum lines from the engine, as required.
15. Remove the exhaust gas recirculation (EGR) valve adapter.
