This comprehensive service and repair manual is specifically designed for the 2011-2013 Buick Regal, covering all models and encompassing all repair procedures from A to Z. It provides the same detailed information used by technicians at authorized dealerships to maintain, service, diagnose, and repair your vehicle.

The manual includes step-by-step instructions, detailed diagrams, illustrations, wiring schematics, and specifications, empowering you to tackle repairs with confidence. It covers a wide range of topics, including:

* **Maintenance:** Routine maintenance tasks to keep your vehicle in optimal condition.
* **Engine:** Thorough coverage of engine components, operation, and troubleshooting.
* **Control System:** Understanding and repairing electronic control systems.
* **Mechanical:** Comprehensive information on mechanical systems, including transmission, brakes, suspension, and steering.
* **Fuel Service Specifications:** Detailed specifications for fuel systems and components.
* **Emission Control:** Guidance on emission control systems and their maintenance.
* **Intake Exhaust Cooling:** In-depth information on intake, exhaust, and cooling systems.
* **Lube:** Lubrication specifications and procedures for various components.
* **Ignition Starting Charging:** Detailed coverage of ignition, starting, and charging systems.
* **Auto Transmission Clutch:** Understanding and repairing automatic transmission systems.
* **Manual Transmission:** Information on manual transmission systems.
* **Transfer Propeller Shaft:** Details on transfer cases and propeller shafts.
* **Drive Shaft:** Information on drive shafts and axles.
* **Differential:** Detailed coverage of differential systems.
* **Axle Suspension:** Understanding and repairing axle and suspension components.
* **Tire & Wheel:** Information on tires, wheels, and their maintenance.
* **Brake Control:** Understanding and repairing brake control systems.
* **Brake:** Detailed coverage of brake systems and components.
* **Parking Brake:** Information on parking brake systems.
* **Steering Column:** Guidance on steering column systems.
* **Power Steering:** Details on power steering systems.
* **Air Condition:** Understanding and repairing air conditioning systems.
* **Suppl Restraint System:** Information on supplemental restraint systems, including airbags.
* **Seat Belt:** Details on seat belt systems and their maintenance.
* **Engine Immobilizer:** Understanding and troubleshooting engine immobilizer systems.
* **Cruise Control:** Information on cruise control systems.
* **Wiper & Washer:** Guidance on wiper and washer systems.
* **Door Lock:** Details on door lock systems.
* **Meter Audio/Visual:** Information on instrument cluster and audio/visual systems.
* **Horn:** Understanding and repairing horn systems.
* **Windshield/Glass Mirror:** Details on windshield, glass, and mirror systems.
* **Instrument Panel:** Information on instrument panel components.
* **Seat:** Understanding and repairing seat systems.
* **Engine Hood/ Door:** Guidance on engine hood and door systems.
* **Exterior & Interior:** Details on exterior and interior components.
* **Electrical:** Comprehensive information on electrical systems.
* **Multiplex/ Can Communication:** Understanding and troubleshooting multiplex and CAN (Controller Area Network) communications.

This manual enables you to perform a wide range of repairs yourself, saving you time and money.

The 2011-2013 Buick Regal is a mid-size sedan that marked a significant shift for the brand, embracing a more modern and sporty design language. This generation, built on the Epsilon II platform shared with the Opel Insignia, offered a more engaging driving experience compared to its predecessors. The Regal's sleek exterior featured a prominent grille with Buick's signature "waterfall" design, distinctive headlamps, and a sculpted profile with character lines that emphasized its dynamic nature. Inside, the cabin showcased a more upscale ambiance with high-quality materials and a driver-focused cockpit. The Regal offered a range of powertrain options, starting with a 2.4-liter naturally aspirated four-cylinder engine, followed by a more powerful 2.0-liter turbocharged four-cylinder engine, and even a 3.6-liter V6 for the GS performance model. The suspension setup was also tuned for a more sporty ride, offering a balance of comfort and agility.

Besides its style and performance, the 2011-2013 Buick Regal also incorporated several advanced technologies. The available IntelliLink infotainment system provided touchscreen navigation, Bluetooth connectivity, and a USB port for music playback. Safety features included standard stability control, traction control, and anti-lock brakes. Higher trim levels offered optional features like lane departure warning, blind spot monitoring, and a rearview camera. This generation of the Regal was a success for Buick, revitalizing the brand's image and attracting a new generation of buyers. It offered a compelling blend of elegance, performance, and technology, making it a worthy competitor in the competitive mid-size sedan segment. The 2011-2013 Buick Regal continues to be a popular choice for those seeking a stylish and capable sedan with a touch of sportiness.