When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I have simular problem currently with 08 Tahoe, I replaced amp as per dealer and did not fix a thing. Now they are telling me to replace the radio to the tune of $1,062.00 part number 25846421. I'm seeking more help also, but seems like there is nothing else to do.