Antifreeze or coolant for automobiles is typically made of a mixture of water and a concentrated coolant liquid. While various coolants exist, the primary differentiation lies in their silicate content. Some coolant types, such as those specifically formulated for older vehicles, contain higher levels of silicates. In contrast, modern, extended-life coolants usually have low or no silicates.
In the context of your 1999 Chevy Camaro, it's important to refer to the owner's manual or consult with a qualified mechanic to determine the recommended coolant type. Using the specified coolant ensures compatibility with the materials used in your vehicle's cooling system, including aluminum components.
In summary, adding low silicate coolant to your 1999 Chevy Camaro is unlikely to cause engine damage. However, to maintain optimal engine performance and longevity, it's always best to use the type of coolant recommended by the manufacturer.