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For 1990-2009 cars only

XM Volume is Lower than the Radio Bands - keywords AM CD DRR FM receiver

Subject:XM Volume is Lower than the Radio Bands

Models:2004-2006 Cadillac XLR
2005-2006 Chevrolet Corvette



This PI has been revised to include the Corvette. Please discard PIC3776.


The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.

Condition/Concern:

Some customers may report that the XM volume is lower than the CD and/or other radio bands. This is a normal operating characteristic of the system.

Recommendation/Instructions:

DO NOT replace any parts and/or attempt to repair this concern.

Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.