Speakers - Reduced Volume
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
The following information lists the most probable cause of the concern to the least probable cause. If the list leads to the replacement of a component, always inspect for a poor connection before proceeding with replacement. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
in Wiring Systems.
Without RPO UQA
- Speaker output circuit high resistance. Test the appropriate speaker output circuits for high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
- Defective speaker - Replace the appropriate speaker. Refer to Speaker Replacement Reference .
With RPO UQA (Bose)
- Speaker output circuit high resistance. Test the appropriate speaker output circuits for high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
- Front low level audio circuit open. Test the appropriate low level audio circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
- Defective speaker - Replace the appropriate speaker. Refer to Speaker Replacement Reference .
IMPORTANT:
Perform the Digital Radio Receiver Setup. Refer to Digital Radio Receiver Setup
With RPO U2K
- Audio common circuit open. Test the audio common circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
- Replace the Digital Radio Receiver. Refer to Receiver Replacement - Digital Radio in Entertainment.