Vehicle Segment:
        
        
            Full-size Luxury Sedan
        
     
    
        
            Target Audience:
        
        
            Owners seeking to perform their own maintenance and repairs, independent repair shops
        
     
    
    
        
            Key Competitors Era:
        
        
            Lincoln MKS, Toyota Avalon, Chrysler 300
        
     
    
    
        
            Manual Advantage:
        
        
            Authentic factory data mirroring workshop procedures, extensive coverage of all vehicle systems.
        
     
    
        
            User Benefit:
        
        
            Enables accurate diagnosis, efficient repair, and proper maintenance, saving time and money.
        
     
 
    
    
    
        
             Powertrain:
        
        
            Engine (2.4L, 3.6L, Hybrid), Transmission (6T40/6T45, 6T70/6T75), Driveline and Axle, Exhaust System
        
     
    
        
            Chassis:
        
        
            Brakes (ABS, Disc, Hydraulic, Park), Steering (Power, Column), Suspension (Front, Rear, Electronic Control, Wheel Alignment), Wheels and Tires, Tire Pressure Monitoring System (TPMS)
        
     
    
        
            Body And Exterior:
        
        
            Bumpers and Fascias, Exterior Body Panels and Closures, Mirrors, Sunroof, Windows, Lighting, Exterior Trim, Collision Repair
        
     
    
        
            Interior:
        
        
            Instrument Panel, Console Trim, Interior Trim and Paneling, Seat Hardware/Trim/Upholstery, Floor Coverings, Headlinings, Restraints (Seat Belts, SIRS)
        
     
    
        
            Electrical And Electronics:
        
        
            Data Communications, Displays and Gauges, Cellular/Entertainment/Navigation, Remote Functions, Theft Deterrent, Immobilizer, Lighting, Power Outlets, Object Detection, Horns, Wipers and Washers, Hybrid EV Controls, Hybrid EV Energy Storage, Secondary/Configurable Customer Controls
        
     
    
    
        
            Diagnostics:
        
        
            Diagnostic Trouble Codes (DTC) Index, DTC-specific repair procedures, Symptom check list worksheets, Troubleshooting guides, Parasitic Load testing, Waveform analysis
        
     
    
        
            Maintenance:
        
        
            Routine maintenance, Lubrication, Fluid specifications and capacities, Cabin Air Filter replacement, Reminder Indicator Reset Procedures, Ateq TPMS Reset Procedure, Bartec TPMS Reset Procedure
        
     
    
        
            Repair And Rebuild:
        
        
            Component removal and installation, Engine mechanical repair (on/off vehicle), Transmission repair (on/off vehicle), Suspension component replacement, Brake system overhaul, Body panel repair, Interior trim repair, Plastic panel repair
        
     
    
        
            Electrical Repair:
        
        
            Wiring diagrams, Component connector end views, Electrical center identification, Ground locations, Harness routing, Diagnostic information and repair for electrical systems
        
     
    
        
            Special Procedures:
        
        
            Hybrid Service Disable Procedures, Automatic Stop/Start Disable, Programming and Setup, Collision Repair guidelines, Airbag System (SIRS) repair, Squeaks and Rattles diagnosis, Waterleaks diagnosis
        
     
    
    
        
            Depth Of Information:
        
        
            Comprehensive (from basic maintenance to advanced diagnostics and complete component overhauls)
        
     
    
        
            Illustrations:
        
        
            High resolution illustrations, photos, and diagrams
        
     
    
        
            Data Format:
        
        
            Detailed step-by-step instructions
        
     
    
        
            Diagnostic Tools:
        
        
            Includes information on special tools and equipment required for specific repairs
        
     
    
        
            Electrical Schematics:
        
        
            Detailed schematic and routing diagrams for all electrical systems
        
     
 
    
    
    
        
            Engine Options:
        
        
            2.4L Ecotec I4, 3.6L LLT/LFX V6, 3.6L LFX V6 with eAssist (mild hybrid)
        
     
    
        
            Engine Displacement 2.4L:
        
        
            2384 cc
        
     
    
        
            Engine Displacement 3.6L:
        
        
            3600 cc
        
     
    
    
        
            Horsepower 2.4L:
        
        
            182 hp @ 6200 rpm (approx.)
        
     
    
        
            Torque 2.4L:
        
        
            172 lb-ft @ 4400 rpm (approx.)
        
     
    
        
            Horsepower 3.6L:
        
        
            303 hp @ 6800 rpm (approx.)
        
     
    
        
            Torque 3.6L:
        
        
            264 lb-ft @ 5200 rpm (approx.)
        
     
    
        
            Horsepower 3.6L Eassist:
        
        
            295 hp (combined, approx.)
        
     
    
        
            Torque 3.6L Eassist:
        
        
            251 lb-ft (combined, approx.)
        
     
    
    
        
            Fuel Delivery 2.4L:
        
        
            Sequential Fuel Injection (SFI)
        
     
    
        
            Fuel Delivery 3.6L:
        
        
            Direct Injection (DI) / SFI (depending on specific variant)
        
     
    
        
            Fuel Type:
        
        
            Regular Unleaded Gasoline (Premium recommended for 3.6L for optimal performance)
        
     
 
    
    
    
        
            NHTSA Overall Rating 2012:
        
        
            5-Star (overall, with 5-star ratings in front, side, and rollover)
        
     
    
        
            IIHS Top Safety Pick 2012:
        
        
            Yes
        
     
    
    
        
            ABS:
        
        
            Standard Anti-lock Braking System (ABS)
        
     
    
        
            Traction Control:
        
        
            Standard Traction Control System (TCS)
        
     
    
        
            Stability Control:
        
        
            Standard Electronic Stability Control (ESC) - StabiliTrak
        
     
    
        
            Brake Assist:
        
        
            Standard Brake Assist
        
     
    
    
        
            Airbags:
        
        
            Dual front, front-seat side-impact, head-curtain side-impact (front and rear)
        
     
    
        
            Seatbelts:
        
        
            3-point seat belts with pretensioners and load limiters
        
     
    
        
            Child Anchors:
        
        
            LATCH (Lower Anchors and Tethers for CHildren) system
        
     
 
    
    
    
        
            Infotainment System:
        
        
            Buick IntelliLink infotainment system (depending on trim and options), featuring touch-screen display, Bluetooth connectivity, USB ports, and available navigation.
        
     
    
        
            Audio Systems:
        
        
            Available premium audio systems (e.g., Bose)
        
     
    
    
        
            Cruise Control:
        
        
            Standard Cruise Control, available Adaptive Cruise Control on some trims.
        
     
    
        
            Parking Assist:
        
        
            Available rear parking assist sensors and rearview camera.
        
     
    
        
            Object Detection:
        
        
            Available object detection systems for parking and blind-spot monitoring (depending on trim).
        
     
    
    
        
            Remote Functions:
        
        
            Keyless entry, remote start (optional), power liftgate (optional).
        
     
    
        
            Navigation:
        
        
            Optional factory-installed navigation system.
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Typically every 7,500 to 10,000 miles or 12 months, depending on driving conditions and oil type (consult manual for specific recommendations).
        
     
    
        
            Tire Rotation:
        
        
            Every 7,500 miles
        
     
    
        
            Cabin Air Filter Replacement:
        
        
            Every 24,000 miles or 24 months (refer to manual for exact interval)
        
     
    
        
            Spark Plug Replacement 3.6L:
        
        
            Typically around 90,000 miles (refer to manual for specific type and interval)
        
     
    
    
        
            Engine Oil 2.4L:
        
        
            SAE 0W-20, GM dexos1™ synthetic (refer to manual for exact specification and capacity)
        
     
    
        
            Engine Oil 3.6L:
        
        
            SAE 5W-30, GM dexos1™ synthetic (refer to manual for exact specification and capacity)
        
     
    
        
            Transmission Fluid 6T40 45:
        
        
            Dexron VI Automatic Transmission Fluid (ATF)
        
     
    
        
            Transmission Fluid 6T70 75:
        
        
            Dexron VI Automatic Transmission Fluid (ATF)
        
     
    
        
            Coolant:
        
        
            GM P/N 12378515, orange silicate-free long-life coolant (50/50 mix with distilled water)
        
     
    
    
        
            Common Complaints:
        
        
            Occasional reports of oil leaks from the valve cover gaskets, issues with the power steering system, and potential electrical glitches. The manual's diagnostic sections would address these.
        
     
    
        
            Tires And Wheels:
        
        
            Proper inflation is crucial for ride quality and tire wear. The manual covers TPMS reset procedures.
        
     
 
    
    
    
        
            Brand Origin:
        
        
            Buick is an American automobile division of General Motors (GM), founded in 1899.
        
     
    
    
        
            La Crosse Introduction:
        
        
            The LaCrosse nameplate was introduced by Buick in North America in 2005 as a successor to the Buick LeSabre and Park Avenue. It was positioned as Buick's flagship sedan.
        
     
    
        
            Second Generation:
        
        
            The second generation, introduced for the 2010 model year, marked a significant redesign, moving to the Epsilon II platform shared with other GM vehicles like the Chevrolet Malibu and Cadillac XTS. The 2012-2013 models represent a mid-cycle refresh or minor updates within this generation.
        
     
    
    
        
            Manufacturing Location:
        
        
            Detroit-Hamtramck Assembly (Michigan, USA)