Buick Lacrosse 2012-2013 Factory Workshop Service Repair Manual
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🏷️ Basic Information Identification Make: Buick Model: LaCrosse Generation: Second Generation (GMX365) Model Years Covered: 2012-2013 Codes Platform Code: Epsilon II 👋 Introduction Market Position Vehicle Segment: Full-size Luxury Sedan Target Audience: Owners seeking to perform their own maintenance and repairs, independent repair shops Competitive Analysis Key Competitors Era: Lincoln MKS, Toyota Avalon, Chrysler 300 Key Features 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. 📋 Manual Details Coverage Areas Primary Coverage: Full Workshop Service and Repair Manual Specific Models: Buick LaCrosse 2012, Buick LaCrosse 2013 Page Count Total Pages: 9500+ Manual Type Type: Factory Workshop Service Repair Manual Language Language: English Format Format: PDF Compatibility: Windows, Mac, Tablet, Phone (32/64-bit) 📖 Manual Coverage Systems Covered 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 Procedures Included 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 Technical Depth 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 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text content for quick information retrieval Print Quality: Printable pages directly from the CD or hard drive copy Print Quality Resolution: High Resolution Binding Type Binding: Digital (CD/Downloadable PDF) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine 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 Performance 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 System 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) 🔧 Transmission Standard Transmission Type 2.4L: 6-speed Automatic (6T40/6T45) Transmission Type 3.6L: 6-speed Automatic (6T70/6T75) Optional Hybrid Transmission: Hybrid Transmission with Integrated Electric Motor (eAssist models) Features Transmission Control: Electronic Control with Manual Shift Mode 📐 Dimensions Exterior Length: Approx. 196.2 inches (4983 mm) Width: Approx. 73.4 inches (1864 mm) Height: Approx. 58.0 inches (1473 mm) Wheelbase: Approx. 111.7 inches (2837 mm) Weights Curb Weight 2.4L: Approx. 3717 lbs (1686 kg) Curb Weight 3.6L: Approx. 3872 lbs (1756 kg) Curb Weight Eassist: Approx. 3940 lbs (1787 kg) 🛡️ Safety Features Ratings NHTSA Overall Rating 2012: 5-Star (overall, with 5-star ratings in front, side, and rollover) IIHS Top Safety Pick 2012: Yes Active Features 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 Passive Features 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 💡 Technology Features Infotainment 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) Driver Assistance Cruise Control: Standard Cruise Control, available Adaptive Cruise Control on some trims. Parking Assist: Available rear parking assist sensors...
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
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
Technical Depth
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
📊 Manual Specifications
File Format
File Type:
PDF
Searchability:
Searchable text content for quick information retrieval
Print Quality:
Printable pages directly from the CD or hard drive copy
Direct Injection (DI) / SFI (depending on specific variant)
Fuel Type:
Regular Unleaded Gasoline (Premium recommended for 3.6L for optimal performance)
🔧 Transmission
Standard
Transmission Type 2.4L:
6-speed Automatic (6T40/6T45)
Transmission Type 3.6L:
6-speed Automatic (6T70/6T75)
Optional
Hybrid Transmission:
Hybrid Transmission with Integrated Electric Motor (eAssist models)
Features
Transmission Control:
Electronic Control with Manual Shift Mode
📐 Dimensions
Exterior
Length:
Approx. 196.2 inches (4983 mm)
Width:
Approx. 73.4 inches (1864 mm)
Height:
Approx. 58.0 inches (1473 mm)
Wheelbase:
Approx. 111.7 inches (2837 mm)
Weights
Curb Weight 2.4L:
Approx. 3717 lbs (1686 kg)
Curb Weight 3.6L:
Approx. 3872 lbs (1756 kg)
Curb Weight Eassist:
Approx. 3940 lbs (1787 kg)
🛡️ Safety Features
Ratings
NHTSA Overall Rating 2012:
5-Star (overall, with 5-star ratings in front, side, and rollover)
IIHS Top Safety Pick 2012:
Yes
Active Features
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
Passive Features
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
💡 Technology Features
Infotainment
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)
Driver Assistance
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).
Connectivity
Remote Functions:
Keyless entry, remote start (optional), power liftgate (optional).
Navigation:
Optional factory-installed navigation system.
🔧 Maintenance
Service Intervals
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)
Fluid Specifications
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)
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.
📚 Vehicle History
Brand Heritage
Brand Origin:
Buick is an American automobile division of General Motors (GM), founded in 1899.
Model Evolution
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.
Production
Manufacturing Location:
Detroit-Hamtramck Assembly (Michigan, USA)
🏆 Awards & Recognition
Recognitions
IIHS Award:
Insurance Institute for Highway Safety (IIHS) Top Safety Pick for 2012.
Ratings
NHTSA Awards:
Excellent overall safety ratings from the National Highway Traffic Safety Administration (NHTSA).
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