Thermostats & Caps

ACDelco has a full line of high-quality Thermostats and Caps for nearly all GM vehicles on the road today. Available in GM OE and Professional product lines, our thermostats cover a wide range of designs and temperature ratings, and styles from economy to heavy-duty to meet customers’ needs. We also offer gas caps, radiator caps and oil filter/breather caps to replace worn original equipment. Click the links below to access information on the specific thermostat and cap parts you are looking for.