2008 chevy cobalt sport TPMS so i looked at every forum info center manual i could find. the way that it all says is hold down the info and set/reset buttons and the relearn option will come up. on my car it does nothing. i have 1 reset button 1 set button 1 info button and 1 arrow. ive done all options of holding them and nothing will come up other than oil life reset. i cannot perform a tpms ... More @Wikipedia
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