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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 141 (Engine Control System & Fuel - 4.8L, 5.3L, 6.0L And 6.2L - DTC P0010 To DTC P0333) >> DTC P0300 - P0308 >> Repair Verification

Repair Verification

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If the customer concern was a flashing MIL, then perform the following procedure:

  1. Install any components that have been removed or replaced during diagnosis.
  2. Perform any adjustments, programming or setup procedures that are required when a component is removed or replaced.
  3. Clear the DTCs.
  4. Turn OFF the ignition for 60 seconds.
  5. If the repair was related to a DTC, duplicate the Conditions for Running the DTC and use the Freeze Frame/Failure Records, if applicable, in order to verify the DTC does not reset. If the DTC resets or another DTC is present, refer to theDiagnostic Trouble Code (DTC) List - Vehicle and perform the appropriate diagnostic procedure.
  6. To verify that the performance of the catalytic converter has not been affected by the condition that set this DTC, perform the Repair Verification for DTCs P0420 and P0430, refer to DTC P0420 or P0430 .
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