Target Audience:
Buick LaCrosse owners (2005-2008) seeking to perform their own maintenance and repairs, DIY enthusiasts, independent repair shops, and automotive restoration professionals.
Value Proposition:
Provides the same factory-level information as dealership technicians, enabling cost savings on repairs and maintenance, and empowering users to confidently service their vehicles.
Illustrations Diagrams:
Hundreds of detailed illustrations and diagrams to aid in understanding repair procedures.
Step By Step Instructions:
Easy-to-follow, step-by-step instructions for all repair tasks.
Completeness:
Covers all model and engine types within the specified production years.
Accessibility:
Instant download format for immediate access, eliminating shipping delays.
Systems Covered:
Engine overhaul, brakes, sunroof, timing belt replacement, trouble codes, wiring diagrams, troubleshooting, diagnostics, engine performance, front-end alignment, suspension, transmission removal/installation, air conditioning, in-car transmission servicing, computer diagnostic codes, firing orders, maintenance schedules, serpentine belt routings, timing belt service, brake servicing, driving concerns, U-joint/CV-joint service, general repair procedures, vacuum diagrams.
Type:
Factory Service Repair Manual
Engine Systems:
Complete engine overhaul and rebuilding, including detailed diagnostics, performance tuning, and component specifications.
Brake Systems:
Comprehensive brake system servicing, including procedures for maintenance, repair, and troubleshooting of all components.
Drivetrain Systems:
Detailed procedures for transmission removal, installation, and in-car servicing, as well as U-joint and CV-joint service.
Suspension Steering:
Front-end alignment procedures and specifications, suspension system repair, and diagnostic information.
Electrical Electronics:
Extensive wiring diagrams, computer diagnostic trouble tree charts, and troubleshooting for all electrical systems.
HVAC Systems:
Air conditioning service, refrigerant capacities, and component diagnostics.
Body Chassis:
Sunroof service and repair, general bodywork considerations (implied by comprehensive repair coverage).
Maintenance:
Factory maintenance schedules and charts, including fluid specifications and serpentine belt routings.
Diagnostics:
Trouble codes, computer diagnostic codes, troubleshooting, and diagnostic procedures for all vehicle systems.
Repair:
Step-by-step instructions for simple to complex repairs, covering all areas of the vehicle.
Rebuild:
Complete engine overhaul and rebuilding procedures.
Restoration:
Comprehensive information suitable for restoring the vehicle.
Depth:
Highly detailed, factory-level information used by dealership technicians and mechanics, covering everything from routine maintenance to complex overhauls and diagnostics.
Searchability:
Fully indexed and searchable by topic.
Printing Capability:
Printable (entire manual or selected pages).
Visual Clarity:
High-quality original Adobe document with zoomable diagrams and pictures.
Binding:
Digital (Instant Download)
Paper Quality:
N/A (Digital Format)
Devices:
All Versions of Windows & Mac, APP ISO, iPhone, iPad, Android.
Available Engines:
3.6L V6, 3.8L V6 (Supercharged and Naturally Aspirated), 5.7L V8 (introduced later in some markets, but not typically for this specific generation's US market focus, though the manual covers all engine types).
Horsepower Torque Variations:
Specifications vary by engine. E.g., 3.8L V6 (naturally aspirated) ~205 hp, 3.8L V6 Supercharged ~240 hp, 3.6L V6 ~255 hp. Exact figures can be found within the manual.
Fuel Delivery:
Fuel injection (specific type depends on engine).
Timing Belt Chain:
Some engines use timing chains, others may use timing belts. The manual details service procedures for both.
Coolant Type Capacity:
Manual specifies recommended coolant type (likely Dex-Cool) and system capacity.
Oil Type Capacity:
Manual details recommended oil viscosity (e.g., 5W-30) and capacity for each engine variant.
Type:
Automatic Transmission (e.g., 4-speed 4T65-E, 6-speed 6T70).
Type:
Not typically offered with manual transmissions in this generation.
Transmission Control:
Electronic control with diagnostic capabilities, covered in manual.
Transmission Fluid:
Manual specifies correct Automatic Transmission Fluid (ATF) type and capacity.
Wheelbase:
Approximately 110.5 inches.
Length:
Approximately 196.2 inches.
Width:
Approximately 72.5 inches.
Height:
Approximately 58.2 inches.
Curb Weight:
Varies by engine and trim, generally in the range of 3,600 - 4,000 lbs.
NHTSA Front Side Impact Rating:
Generally performed well in crash tests, achieving good ratings. Specific ratings for each year should be verified.
ABS:
Standard Anti-lock Braking System (ABS).
Traction Control:
Available Traction Control System (TCS).
Airbags:
Frontal airbags for driver and passenger, side-impact airbags, and available curtain airbags.
Audio System:
Available premium audio systems, CD players, and early forms of auxiliary input.
Cruise Control:
Standard cruise control.
Onstar:
Available OnStar communication system.
Diagnostic Tools:
Manual provides information for use with OBD-II diagnostic tools and GM-specific diagnostic procedures.
Oil Change Interval:
Typically every 7,500 miles or 6 months, depending on driving conditions. Manual provides specific recommendations.
Transmission Fluid Change:
Recommended at intervals like 60,000 to 100,000 miles, depending on usage. Manual provides precise intervals.
Spark Plug Replacement:
Intervals vary by engine type, often around 100,000 miles for iridium-tipped plugs. Manual specifies exact type and interval.
Engine Oil Viscosity:
Commonly SAE 5W-30. Manual confirms exact specification for each engine.
Coolant Type:
GM specified 'Dex-Cool' (orange colored) long-life coolant or equivalent.
Common Complaints:
Potential issues can include transmission solenoid issues, catalytic converter problems, and front suspension component wear. The manual offers diagnostic procedures for these.
Torque Specifications:
Complete torque specifications for all critical fasteners are provided in the manual.
Brand Positioning:
Buick positioned as a premium, comfortable, and stylish American marque within General Motors.
First Generation Launch:
The Buick LaCrosse was introduced for the 2005 model year, replacing the Buick Century and Buick Regal in North America.
Platform Sharing:
Based on the GM G-platform, also used by other GM front-wheel-drive sedans of the era.
Manufacturing Location:
Assembly primarily took place at the Oshawa Car Assembly plant in Oshawa, Ontario, Canada.
