2010 GMC Terrain "daylight savings starts" Questions

Clock will not stay reset. I tried to reset the clock for daylights savings. I am able to reset the time using the controls, however, when I leave the truck and then come back and start it agaiin, the

...daylight savings which may cause 1 hour difference, your unit may not be automatically adjustable with the current time (daylight savings). Set your unit's time an hour later to overcome the problem. ...

...daylight savings time" (some of our "Auto Engineer" programmers are still having problems grasping the GLOBAL nature of our world (round)... Time change: would that I could ask... (my PC shows you ...

..."+" or "-" to select
3.Press "SET" to save
4.Repeat for Hours & Minutes

C-Daylight Saving Time
1.Press "Time" and "-"

D-12/24hr mode
1.Press "Time" for 3

daylight running lights? seems car starts ok and runs ok but charge lamp stuck on, is that it? (how do you know its charging, just that dash lamp?) retest it with a known good battery yet? here is the

...with a 2004 Jeep Grand Cherokee Laredo... it just started this evening so I'll have to wait for daylight to try the fix (I'm not mechanically inclined, but my neighbor said he would ...

I set the time correctly but when i start the car the time display 1 hour less daylight saving time on/off.