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Removal Procedure 1. Remove the throttle body. Refer to Throttle Body Assembly Replacement . 2. Remove the fuel injectors. Refer to Fuel Injector Replacement . Fig. 55: View Of MAP Sensor & Knock Sensor Electrical Connectors 3. Disconnect the following electrical connectors: Manifold absolute pressure (MAP) sensor (1) Knock sensor (2) IMPORTANT: The intake manifold, throttle body, fuel rail, and injectors may be removed as an assembly. If not servicing the
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
4. Remove the knock sensor harness electrical connector from the intake manifold. 5. Set the electrical harness aside. Fig. 56: View Of Manifold Absolute Pressure (MAP) Sensor 6. Remove the MAP sensor (1) from the intake manifold.
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
Fig. 57: View Of EVAP Purge Solenoid Vent Tube 7. Remove the evaporative emission (EVAP) purge solenoid vent tube by performing the following: 1. Remove the EVAP tube end (2) from the solenoid (1). 2. Squeeze the EVAP pipe quick connect fitting (3) retainer together. 3. Remove the EVAP tube end (3) from the vapor pipe.
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
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