Owner's Manual
Page 294
... a crash, they may cause annoying reflections in the windshield and even make it can harm the leather. Glass Glass should be cleaned often. Avoid placing decals on leather. 0 Soiled or stained leather should be cleaned immediately. GM Glass Cleaner (GM Part No. 1050427) or a liquid household glass cleaner will remove normal...
... a crash, they may cause annoying reflections in the windshield and even make it can harm the leather. Glass Glass should be cleaned often. Avoid placing decals on leather. 0 Soiled or stained leather should be cleaned immediately. GM Glass Cleaner (GM Part No. 1050427) or a liquid household glass cleaner will remove normal...