2015 Buick Regal Owner Manual - Page 187

9-6 Driving and Operating material on the road. Learn to recognize warning clues - such as enough water, ice, or packed snow on the road to make a mirrored surface - and slow down when you have any doubt. . { Caution If the vehicle is used for track events and competitive driving, the engine may use more oil than it would with normal use. Low oil levels can damage the engine. Check the oil level often and maintain the proper level. See Engine Oil on page 10-11. For the 2.0L engine: Add and keep the oil level at 1 L (1 qt) above the high mark when driving under these conditions. For information on how to check and add oil, see Engine Oil on page 10-11. Caution (Continued) vehicle warranty. Do not drive as long or as fast the first time the vehicle is driven on the track or raced. 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. Driving on Wet Roads Rain and wet roads can reduce vehicle traction and affect your ability to stop and accelerate. Always drive slower in these types of driving conditions and avoid driving through large puddles and deep‐standing or flowing water. Remember: Antilock brakes help avoid only the braking skid. Track Events and Competitive Driving Racing, track testing, or competitive driving may affect the vehicle warranty. See the warranty manual before using the vehicle for racing or other competitive driving. { Caution During a first time track or racing event, high rear axle temperatures can occur. Damage could be caused to the rear axle and would not be covered by the (Continued) { Warning Wet brakes can cause crashes. They might not work as well in a quick stop and could cause pulling to one side. You could lose control of the vehicle. (Continued)