Ingeniero

AUTOMOTIVE PRODUCT DESIGN & DEVELOPMENT DELPHI
by MANUFACTURING, ENGINEERING, AND TECHNOLOGY GROUP CENTER FOR AUTOMOTIVE RESEARCH

MARCH 2005

Sponsored by Parametric Technologies Corporation

The statements, findings, and conclusions herein are those of the authors and do not necessarily reflect the views of the project sponsor.

ACKNOWLEDGEMENTS

Many people from manyorganizations participated in this study and whose contributions are herewith acknowledged. First, the people at PTC without whose financial and intellectual support this study would never have been conducted. Second, a thank you to the people of CAR, specifically Chris Gulis, who analyzed the data, and Dr. David Cole, Brett Smith, and Wendy Barhydt, who edited the report and provided insight into the manyconclusions that were drawn from the study. Lastly, we all owe a debt of gratitude to the members of the panel, who donated their time and thoughts to a topic they believed to be one of the most important in the industry today. Richard J. Gerth, Ph.D. Center for Automotive Research

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GLOSSARY

N.A. Off-Shore PD&D Product Specific Characteristics

North American (United States, Canada,Mexico). All other countries not in N.A. Produce Design and Development. Main or major characteristics that define the product. For example, the major characteristics for car bodies are the surface finish, gaps, flush, and crash performance. Some major characteristics for engines are horsepower, torque, and fuel efficiency.

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I. II. III.

EXECUTIVESUMMARY...........................................................................................................................1 INTRODUCTION .........................................................................................................................................7 WEIGHTED ANALYSIS ...........................................................................................................................10 III.1.CATEGORY WEIGHTINGS ...........................................................................................................................12 III.2. QUESTION WEIGHTINGS ............................................................................................................................14 III.3. OVERALL WEIGHTED FACTOR COMPARISON............................................................................................17 III.3.a. Communication within the Organization ........................................................................................18 III.3.b. Communication with Suppliers .......................................................................................................22 III.3.c. Communication with Customers.....................................................................................................27

IV. IV.1. IV.2. IV.3. V.

BUSINESS PHILOSOPHY, ORGANIZATIONAL FACTORS AND SUPPLIER CAPABILITIES .31 BUSINESS PHILOSOPHY FOCUS ..................................................................................................................32 IMPACT OF ORGANIZATIONALFACTORS....................................................................................................35 IMPACT OF SUPPLIER CAPABILITIES ..........................................................................................................38 DESIGN METHODS, TOOLS, AND CRITERIA ...................................................................................41

V.1. IMPACT OF DESIGN METHODS...................................................................................................................42 V.2. IMPACT OF DESIGN TOOLS ........................................................................................................................45 V.3. INFLUENCE OF DESIGN CRITERIA ..............................................................................................................48 V.3.a. Engine / Transmission...