2014 Chevrolet Cruze Owner Manual - Page 276

10-14 Vehicle Care (−20°F), an SAE 0W-30 oil may be used. An oil of this viscosity grade will provide easier cold starting for the engine at extremely low temperatures. When selecting an oil of the appropriate viscosity grade, always select an oil of the correct specification. See "Specification" earlier in this section. may use substitute engine oil that meets ACEA C3 of the appropriate viscosity grade. { Caution Use only engine oil that is approved to the dexos2 specification or equivalent engine oil as defined in the preceding paragraph. Failure to use the recommended engine oil can result in engine damage not covered by the vehicle warranty. Viscosity Grade SAE 5W-30 is the best viscosity grade for the vehicle.* Do not use other viscosity grade oils such as SAE 10W-30, 10W-40, or 20W-50. * Cold Temperature Operation: In an area of extreme cold, where the temperature falls below −29°C Engine Oil Additives/Engine Oil Flushes Do not add anything to the oil. The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection. Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty. What to Do with Used Oil Used engine oil contains certain elements that can be unhealthy for your skin and could even cause cancer. Do not let used oil stay on