Shunt Malfunction Signs. If your child becomes very ill (persistent vomiting, extreme sleepiness, severe headache), seek medical assistance immediately. Call your childâs doctor if you think that your child is having a shunt malfunction based on the symptoms described above. Remember that you may see only one or two warning signs at a time.
Replace the tires at least every 6 years. If you're not sure, the minimum replacement time that is recommended by the NHTSA is six years regardless of use, with 10 years being the maximum service life for tires. Check your owner's manual for specific recommendations related to your car.
BMW allows up to 15,000 miles between oil changes, but that is too long to wait to rotate the tires. Unless you drive fewer than about 7,500 miles per year, you should probably rotate tires every six months or so. Related: NHTSA Launches TireWise Safety Campaign The tires mounted on the drive wheels of any vehicle perform extra duty because they apply the power to the pavement.