HomeAll RepliesReply To: 96 chevy K1500 piece of sticky foil between vent and dash. Purpose? Reply To: 96 chevy K1500 piece of sticky foil between vent and dash. Purpose? Sponsored March 29, 2024 at 7:10 pm #806391 Parts Man1Participant Insulation and noise reduction Sponsored Subscribe to GM Authority For around-the-clock GM news coverage We'll send you one email per day with the latest GM news. It's totally free. First Name Last Name Email Address Subscribe via Email Leave this field empty if you're human: Sponsored