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Home >> Pontiac >> 2002 >> Aztek FWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Entertainment System >> Diagnostic Information and Procedures >> Speakers Inoperative - One or More >> With RPO U96

With RPO U96

  1. Speaker output shorted - Test all speaker outputs for a short. Refer to CIRCUIT TESTING and WIRING REPAIRS .
  2. Defective Radio - Replace Radio. Refer to Radio Replacement .


  1. Speaker output open. Test the appropriate speaker output circuits for an open. Refer to CIRCUIT TESTING and WIRING REPAIRS .
  2. No audio output from the radio. 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. Refer toSpeaker Replacement - Rear (Aztek)  or Speaker Replacement - Rear (Rendezvous) , Speaker Replacement - Front Lower , Speaker Replacement - Front Upper , or Speaker Replacement - Rear Door . If no AC voltage is present, replace the radio. Refer to Radio Replacement .


  1. Speaker output circuit high resistance. Test the appropriate speaker output circuits for high resistance. Refer to USING CONNECTOR TEST ADAPTERS and WIRING REPAIRS .
  2. Defective speaker - Replace the appropriate speaker. Refer to Speaker Replacement - Rear (Aztek)  or Speaker Replacement - Rear (Rendezvous) , Speaker Replacement - Front Lower , Speaker Replacement - Front Upper , or Speaker Replacement - Rear Door .
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