Install: Chevrolet Silverado & GMC Sierra

Console Screen Squiggly Line (Silverado, GMC, Chevy) 2014-2019
Settings (gear Icon at the top) Install Set / Advanced 666888ok, 8861ok, 1688ok, 1680ok Scroll down to  GM Screen Parameter try Parameter 5 or 7 ...
Wed, 4 Nov, 2020 at 9:15 AM
Factory UI showing Cut off (Tahoe, Colorado, Silverado)
Touch and drag down from here - image window will lower
Tue, 4 May, 2021 at 2:39 PM