2013 Cadillac ATS Owner Manual - Page 224

9-6 . Driving and Operating For 2.0L Turbo Engine Only: . Try to avoid sudden steering, acceleration, or braking, including reducing vehicle speed by shifting to a lower gear. Any sudden changes could cause the tires to slide. Keep the level at or near 1 L (1 qt) above the upper mark that shows the proper operating range on the engine oil dipstick. A 600 W fan in addition to the production option V03. RON 104 premium fuel must be used with colder spark plugs. See your dealer. Keep the level at or near 0.5 L (0.5 qt) above the upper mark that shows the proper operating range on the engine oil dipstick. Install an engine oil cooler kit, including engine oil cooler lines and oil filter adapter. Install a heavy duty fan. This requires electrical changes to the vehicle. Contact your dealer. Remember: Antilock brakes help avoid only the braking skid. . Notice: Low oil levels can damage the engine. If using the vehicle for competitive driving, the engine may use more oil than it would with normal use. Check the oil level often during competitive driving. For vehicles equipped with front Brembo brake systems: . . Racing or Other Competitive Driving Competitive driving may affect the vehicle warranty. See the warranty book before using the vehicle for competitive driving. Notice: Low oil levels can damage the engine. If using the vehicle for competitive driving, the engine may use more oil than it would with normal use. Check the oil level often during competitive driving. . For 3.6L Engine Only: Performance/racing brake pads are required prior to racing or closed track driving. Vehicles with option code Y4Q have performance brake pads. Before racing, replace existing brake fluid with a qualified racing brake fluid from a sealed container. Brake fluid with a dry boiling point >279°C (534°F) is qualified. If racing brake fluid is used, replace it with GM approved brake fluid before driving on public roads. See Recommended Fluids and Lubricants on page 11‑13. Do not use silicone-based fluids. . . . .