Defensive driving means "always expect the unexpected." The first step in driving defensively is to wear the seat belt. See Seat Belts.
Anticipate what they might do and be ready.
Distracted Driving
Drunk DrivingValve Lifter Cleaning and Inspection
Caution:Refer toValve Lifter Priming Caution.Inspect the stationary hydraulic lash adjuster (SHLA) in thefollowing areas:A plugged oil passage-(1)A scored or worn camshaft follower pivotarea-(2)A damaged or broken retainer-(3), someapplicationsA severely scuffed or worn SHLA body-(4)Replace the SHLA ...