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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Cellular, Entertainment, And Navigation >> Diagnostic Information and Procedures >> DTC B1271 >> Conditions for Clearing the MIL/DTC

Conditions for Clearing the MIL/DTC

Re-calibration with the correct calibrations for the vehicle, and cycling the radio to OFF, then to ON, will clear the DTC if there is no damage to the radio.

Step Action Yes No
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle
2
  1. Install a scan tool.
  2. Turn ON the ignition, with the engine OFF.
  3. Perform the radio setup procedure. Refer to Radio Setup .
Does the DTC Reset?		 Go to Step 3  System OK
3 Replace the radio. Refer to Control Module References .
Did you complete the replacement?		 System OK -
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