if i swap battery will i lose all info in the drivers information center, like date, time etc. and will it have to be re-set or re-programmed. i can't find this anywhere in my service information manu
68,000 miles. bought from a 35 yr. GM engineer. mint condition and i'd like to keep it that way. i was surprised to find all the digital stuff still works. i'm used to working on hot rods and muscle cars so this is something new to me. i do love the car and plan to keep it forever if possible.