The O/U certifies Great Value Salt & Vinegar Potato Chips as an O/UD (dairy) product. This product contains dairy ingredients, as indicated in the ingredients and allergens statements.
From The KIB: Pesach News – Avocado Oil and Spray
All Pure Virgin Avocado Oil & Spray (without additives), are fine for use on Pesach without a special Pesach designation on the label.