The Motor Age Self-Study Guide Passenger Car Series Test Prep Test A6 is a comprehensive study guide book written by Kaplan and published by Motor Age. It focuses on exam preparation in the subject area of transportation, specifically for the Passenger Car Series. The guide provides in-depth coverage of automotive repair and maintenance, making it a valuable resource for those studying for their exams in the field. With its informative content and user-friendly format, this study guide is essential for anyone looking to enhance their knowledge and skills in the automotive industry.