Sep 19, 2016 · If your C7 has Four Zone Climate Control, there’s a way to continue to circulate either cool or warm air for about ten minutes after you turn off the engine. This is a convenient feature, especially when you only leave your car for a few minutes and would prefer the interior to remain either cool or warm. May 2, 2016 · Step 6 – Reinstall MMI display. If there is a bit of overhang on the screen protector, trim it off with a razor so that the mounting bracket will fit over it. Then snap the mounting bracket back over the MMI display. Reconnect the MMI display electrical connectors and return the display to the dash. Tighten down the four Torx screws. .

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