x Guided Tour Learning Objectives clearly identify the knowledge and skills to be obtained when the chapter is completed. Technical Terms list the key terms to be learned as you study the chapter. Illustrations have been designed to clearly and simply communicate the specific topic. Many photos in this edition have been updated to show the latest procedures and equipment. Warnings identify repair operations that can result in personal injury if proper procedures or safety measures are not followed. Service Procedures are highlighted throughout the textbook to provide clear instructions for hands-on service activities. You can refer back to these procedures easily. Cautions identify situations that may cause damage to a vehicle, equipment, or tools if proper procedures are not followed. Tech Tips provide supplemental technical information and service hints related to the procedure or system being explained.