Segment:
Buick's flagship sedan, positioned as a premium mid-size car
Competitors:
Competes with models like the Lexus ES, Acura TLX, Lincoln Continental, and Cadillac CT6.
Key Selling Points:
Comfort-focused ride, quiet cabin (aided by Active Noise Cancellation), spacious interior, upscale styling, available all-wheel drive.
Manual Value Proposition:
Provides factory-level diagnostic and repair information, enabling DIY enthusiasts and professional technicians to service and repair the vehicle accurately and efficiently.
Powertrain:
Engine (3.6L LGX), Transmission (Aisin AF50-8 MRC), Driveline, Axle, Fuel System, Exhaust System
Chassis:
Brakes (ABS, Disc, Hydraulic, Park), Steering (Power Steering, Steering Wheel/Column), Suspension (Front, Rear, Electronic Control, Alignment), Wheels and Tires
Electrical:
Starting and Charging, Lighting, Power Outlets, Data Communications, Cruise Control, Immobilizer, Theft Deterrent, Remote Functions, Tire Pressure Monitor System (TPMS), Active Noise Cancellation, Object Detection, Pedestrian Protection
Body And Interior:
Body Panels, Bumpers, Fascias, Exterior Trim, Fixed/Moveable Windows, Interior Trim, Instrument Panel, Console Trim, Floor Coverings, Headlinings, Seats (Power, Heating/Cooling, Hardware, Upholstery), Seat Belts, Restraints, Sunroof, Wipers/Washers, Horns, Mirrors, Collision Repair, Frame and Underbody
Comfort And Convenience:
HVAC (Heating, Ventilation, Air Conditioning), Cellular/Entertainment/Navigation Systems, Displays and Gauges, Secondary and Configurable Customer Controls
Emission Control:
Emission control systems, applications, and abbreviations are covered, including state emission standards.
Tire Pressure Monitor System:
Dedicated section for Tire Pressure Monitor System (TPMS) diagnosis and service.
Diagnostics:
DTC Index, Diagnostic Information and Procedures for all covered systems, Symptom Check List Worksheets, Trouble Shooting guides, Waveform analysis, Parasitic Load testing
Repair And Rebuild:
Step-by-step repair instructions for components, Engine Overhaul Procedures, Transmission repair, Brake system service, Suspension component replacement, Body panel repair, Electrical component repair and replacement
Maintenance:
Scheduled maintenance, Fluid specifications and capacities, Lubrication, Reminder Indicator Reset procedures, Automatic Stop/Start Disable procedures
Technical Data:
Specifications (engine, chassis, electrical), Fastener Specifications, Torque values, Wiring Schematics (including power distribution and routing), Component Connector End Views, Electrical Schematic Symbols, General Information (troubleshooting theory, diagnosis)
Collision Repair:
Detailed procedures for collision repair, including frame and underbody straightening, body panel replacement, and bumper/fascia repair.
Programming And Setup:
Covers programming and setup procedures for various modules and systems.
Depth:
Comprehensive from basic maintenance to in-depth diagnostics and complete component overhauls. Includes factory-level procedures, specifications, and diagrams.
Wiring Schematics:
Extensive wiring diagrams, including component connector end views, harness routing, and power distribution schematics, vital for electrical troubleshooting.
NHTSA Overall Rating:
5-Star Overall Safety Rating (from NHTSA for the 2nd Gen LaCrosse platform)
Active Safety Systems:
Antilock Brake System (ABS), Traction Control, Electronic Stability Control (ESC), Available Adaptive Cruise Control, Forward Collision Alert, Lane Departure Warning, Lane Keep Assist, Blind Spot Monitoring, Rear Cross-Traffic Alert, Front and Rear Park Assist, Object Detection, Pedestrian Protection.
Passive Safety Systems:
Frontal airbags, Side-impact airbags, Curtain airbags, Knee airbags, Seat belts with pretensioners, Restraint systems.
Infotainment System:
Buick IntelliLink system with touchscreen interface, Apple CarPlay and Android Auto compatibility, Bluetooth, USB ports.
Driver Assistance Features:
Includes a comprehensive suite of driver assistance systems, detailed in the manual under 'Object Detection and Pedestrian Protection,' 'Cruise Control,' and 'Data Communications'.
Connectivity Options:
Available OnStar with 4G LTE Wi-Fi hotspot.
Active Noise Cancellation:
Featured system to enhance cabin quietness, with service information available in the manual.
Oil Change Interval:
Typically every 7,500 miles or 12 months, depending on driving conditions (refer to manual for specific recommendations and oil type).
Tire Rotation:
Every 7,500 miles
Cabin Air Filter:
Every 20,000 - 30,000 miles or as needed (refer to manual).
Engine Oil Type:
SAE 0W-20 Synthetic (GM dexos1™ Gen 2 specification is recommended - refer to manual for exact specification).
Coolant Type:
GM DEX-COOL® (Orange long-life coolant)
Transmission Fluid Type:
Dexron-VI Automatic Transmission Fluid
Common Wear Items:
Brake pads and rotors, tires, suspension components (bushings, struts/shocks), spark plugs (at higher mileage). The manual provides diagnostic procedures for these and other potential issues.
