Vehicle Questions and Answers
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To reset the radio in a Chevy HHR, first turn the ignition on, and then switch on the radio. Press and hold the MIN button on the radio until it beeps. The display will show 0000. Use the MIN button to reveal the last two digits of the security code instead of 0000. Press the hour button to show the first two digits. Press the SEC button to select the code and the volume up button to enter it. The radio will go blank and reset, which may take a minute to complete.
My Chevy HHR from 2008 has a locked radio, how can I unlock it?
To restore your Chevy HHR radio to turn off all electrical accessories, like the radio, when jumping from another battery, follow these instructions: After connecting, only turn the ignition key on. To completely reset, disconnect the battery ground strap for a few minutes, then reconnect it. The radio presets will be erased and you may need to reconfigure the DIC settings with your preferences.