The 2003 Regal, built on the GM W-body platform, represents a mid-size sedan focused on delivering a comfortable and quiet driving experience, a hallmark of the brand. This model offered a choice between a 200 horsepower 3.8L naturally aspirated V6 and a more potent 240 horsepower supercharged V6, providing a balance of refinement and performance. Known for its spacious interior and a ride quality that prioritized comfort over sportiness, the Regal competed in a segment with popular models like the Ford Taurus and Toyota Camry. Its engineering aimed to provide a solid and reliable vehicle for everyday use, with the optional supercharged engine adding a distinct performance edge.
This owner's manual provides essential information for operating, maintaining, and understanding your 2003 Regal. It covers a wide range of topics, including the instrument cluster, climate controls, lighting, driver controls, and safety features like airbags and seatbelts. Detailed guidance is offered for routine maintenance tasks such as engine oil changes, fluid checks, and air filter inspections, along with specifications for lubricants and refill capacities. The manual also includes basic troubleshooting tips for common issues and advises on when to seek professional assistance, ensuring you can keep your vehicle in optimal condition.
INSTANT DOWNLOAD
This manual is compiled in digital PDF format from the Original Factory Owners Manual.
It contains the exact information as the traditional physical manual and covers:
Introduction
Instrument Cluster
Entertainment Systems
Climate Controls
Lights
Driver Controls
Locks and Security
Seating and Safety Restraints
Driving
Customer Assistance
Reporting safety defects(U.S.only)
Cleaning
Maintenance and Specifications
Engine compartment
Engine oil
Battery
Fuel information
Air filter(s)
Part numbers
Refill capacities
Lubricant specifications
Accessories
It requires a PDF reader, ie. Acrobat Reader, Foxit, or comparable reader, to be able to open.
Find all of our manuals at where we are continuously expanding our listings.
Designated trademarks and brands are the property of their respective owners.
INSTANT DOWNLOAD
This manual is compiled in digital PDF format from the Original Factory Owners Manual.
It contains the exact information as the traditional physical manual and covers:
Introduction
Instrument Cluster
Entertainment Systems
Climate Controls
Lights
Driver Controls
Locks and Security
Seating and Safety Restraints
Driving
Customer Assistance
Reporting safety defects(U.S.only)
Cleaning
Maintenance and Specifications
Engine compartment
Engine oil
Battery
Fuel information
Air filter(s)
Part numbers
Refill capacities
Lubricant specifications
Accessories
It requires a PDF reader, ie. Acrobat Reader, Foxit, or comparable reader, to be able to open.
Find all of our manuals at where we are continuously expanding our listings.
Designated trademarks and brands are the property of their respective owners.
