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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 242 (Entertainment System) >> Diagnostic Information and Procedures >> Speakers Inoperative - One or More >> One Speaker Inoperative

One Speaker Inoperative

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
  1. Speaker output open. Test the appropriate speaker output circuits for an open. Refer to CIRCUIT TESTING and WIRING REPAIRS .
  2. Audio output from the radio is not evident. Test for any AC voltage between the appropriate speaker output circuits at the speaker harness connector, disconnected with the radio volume adjusted to an audible level. If AC voltage is present, replace the speaker. For speaker testing location Refer to Speaker Replacement Reference . If AC voltage is not present, replace the radio. Refer to Radio Replacement .

    Important:  The radio must be programmed after replacement. For 4.3L, refer to REMOTE PROGRAMMING or PASS-THRU PROGRAMMING or OFF-BOARD PROGRAMMING or OFF-BOARD PASS-THRU PROGRAMMING .

    For 4.8L, 5.3L or 6.0L, refer to REMOTE PROGRAMMING or PASS-THRU PROGRAMMING or OFF-BOARD REMOTE PROGRAMMING or OFF-BOARD PASS-THRU PROGRAMMING .

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