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Hey I know this has been posted a bunch but not seeing a whole lot of resolutions. Had my 02 z51 sitting for a few months with bad starter during winter. Recently got it cranked and drove to shop to have starter and AC fixed. It's running great but I noticed when I first cranked it up the radio is totally dead. Had battery disconnected on slow charge for a while it sat. Have always had code saying no signal even when it worked. It is an aftermarket. Any suggestions much appreciated. Thank you
Hey I know this has been posted a bunch but not seeing a whole lot of resolutions. Had my 02 z51 sitting for a few months with bad starter during winter. Recently got it cranked and drove to shop to have starter and AC fixed. It's running great but I noticed when I first cranked it up the radio is totally dead. Had battery disconnected on slow charge for a while it sat. Have always had code saying no signal even when it worked. It is an aftermarket. Any suggestions much appreciated. Thank you
If you have an aftermarket radio you will get a code fo no communication. Do you know how the radio is hooked up? Aftermarket radios need an adapter to connect to the C5s wiring. Did the radio stay on for awhile after the key was turned off?
If you have an aftermarket radio you will get a code fo no communication. Do you know how the radio is hooked up? Aftermarket radios need an adapter to connect to the C5s wiring. Did the radio stay on for awhile after the key was turned off?
Aftermarket radios can be touchy, as well as the data interfaces used to integrate those radios into these cars. When you started the car after it sitting, did you jump it or charge the battery first?
Ok, so that may mean it's hardwired for accessory power. All you can do that is easy is check the fuses. The radio may also have a reset function that you can do. If fuses are not blown you will have to remove the radio bezel to get to the wiring and any adapter to verify if radio is getting power.