Tethered GM Capless Fuel Filler Cover 2017 - 2023 GMC, CHEVROLET, BUICK & CADILLAC -Made in America- -Gas Models Only- -Does Not Fit Diesel Models- Cover Inside Diameter: 2.375 inches Fuel Filler Vinyl Cover to capless gas tanks. Great for car washes, evap leaks, broken filler nozzles and normal dirt, dust and grime. Now comes with a tether to prevent losing your cover! Designed to externally seal your gas tank. Working temperature: -25 to 350°F Shield your gas tank from dirt, water, snow & ice! Cover fits on a majority of GMC, Chevrolet, Buick & Cadillac capless gas tank fuel fillers. Vehicle List: -Chevrolet- 2019-2023 Blazer; 2018-2023 Camaro; 2017-2022 Colorado; 2018-2023 Equinox; 2018-2023 Malibu; 2017-2023 Silverado 1500, 2500; 2017-2023 Suburban; 2016-2023 Tahoe; 2018-2023 Traverse; -GMC- 2018-2023 Acadia; 2017-2022 Canyon; 2017-2023 Sierra 1500, 2500; 2018-2023 Terrain; 2017-2023 Yukon; -Buick- 2018-2023 Enclave; 2018-2023 Encore; 2018-2022 Regal; 2018-2023 Envision; 2018-2023 LaCrosse; -Cadillac- 2020-2023 CT4; 2020-2023 CT5; 2020-2023 XT4; 2020-2023 XT5; 2020-2023 XT6; 2017-2023 Escalade; -Ford- 2023-2024 Edge;