Vehicle Segment:
Mid-size minivan
Key Competitors:
Dodge Grand Caravan, Chrysler Town & Country, Toyota Sienna, Honda Odyssey, Ford Freestar
Manual Advantage:
Vehicle-specific, factory-level detail, all-encompassing coverage, digital format for ease of use and portability.
Manual Benefit Diy:
Empowers DIY mechanics to perform complex repairs and routine maintenance efficiently, saving time and money.
Manual Format Advantage:
Single PDF file allows for quick searching, page printing, and digital storage, eliminating the need for physical manuals.
Scope:
All models and all repairs A-Z
Estimated Pages:
Extensive (specific page count not provided, but implied to be comprehensive)
Type:
Factory Service and Repair Manual
Content Type:
Diagnostic, repair, maintenance, and specifications
Software Requirements:
Adobe PDF Reader and Winzip (free online)
Powertrain:
Engine (3.5L, 3.9L V6), Control System, Fuel Service, Emission Control, Intake/Exhaust/Cooling, Lube, Ignition, Starting/Charging, Auto Transmission, Manual Transmission (if applicable), Transfer Case (if applicable), Drive Shaft, Differential, Axle
Chassis:
Suspension, Tire & Wheel, Brake Control, Brake Systems, Parking Brake, Steering Column, Power Steering
Body And Electrical:
Air Conditioning, Supplemental Restraint System (SRS), Seat Belts, Engine Immobilizer, Cruise Control, Wiper & Washer, Door Locks, Meter/Audio/Visual, Horn, Windshield/Glass/Mirror, Instrument Panel, Seats, Engine Hood/Door, Exterior & Interior, Electrical Systems, Multiplex/CAN Communication
Body And Interior:
Body panels, doors, windows, locks, seats, interior trim, lighting, wipers, washers, horn, mirrors.
Climate Control:
HVAC system diagnosis and repair, refrigerant service.
Diagnostic Procedures:
Troubleshooting guides, diagnostic trouble codes (DTCs), component testing
Repair Procedures:
Complete step-by-step instructions for disassembly, reassembly, and repair of all major vehicle systems and components.
Maintenance Procedures:
Routine maintenance tasks, fluid changes, filter replacements, adjustments.
Wiring Schematics:
Comprehensive electrical wiring diagrams for all vehicle systems.
Component Replacement:
Detailed instructions for replacing major components like engine, transmission, suspension parts, brake calipers, etc.
Depth:
Factory level; detailed diagnostics, specifications, and repair procedures used by dealership technicians.
Diagnostic Tools:
Information relevant to using GM's diagnostic equipment (e.g., Tech 2) for fault code retrieval and module programming.
Engine Options:
3.5L V6 (GM 3500), 3.9L V6 (GM 3900)
Horsepower Torque 3.5L:
Approximately 200 hp @ 5200 rpm, 230 lb-ft @ 4000 rpm (figures may vary slightly by model year/tune)
Horsepower Torque 3.9L:
Approximately 240 hp @ 6000 rpm, 240 lb-ft @ 4400 rpm (figures may vary slightly by model year/tune)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Engine Code 3.5L:
LX9 (GM 3500 V6)
Engine Code 3.9L:
LZ8 (GM 3900 V6)
Wheelbase:
Approx. 122.5 inches
Length:
Approx. 202.4 inches
Seating Capacity:
7 passengers (standard)
Max Cargo Volume:
Approx. 136.4 cubic feet (with second and third rows folded)
Curb Weight:
Approx. 4,400 - 4,700 lbs (depending on configuration)
Gross Vehicle Weight Rating Gvwr:
Approx. 6,000 - 6,200 lbs (varies by configuration)
NHTSA Front Impact Driver:
5 Stars (2005-2007 models)
NHTSA Front Impact Passenger:
5 Stars (2005-2007 models)
NHTSA Side Impact Front Seat:
5 Stars (2005-2007 models)
NHTSA Side Impact Rear Seat:
5 Stars (2005-2007 models)
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Available Traction Control System (TCS)
Airbags:
Frontal airbags, available side-impact airbags (seat-mounted and curtain)
Child Seat Anchors:
LATCH (Lower Anchors and Tethers for Children) system
Seat Belt Pretensioners:
Equipped with seat belt pretensioners
Oil Change Interval:
Typically 7,500 miles or 6 months (refer to manual for specific synthetic oil recommendations and conditions).
Transmission Fluid Change:
Check manual for specific mileage (e.g., every 50,000-100,000 miles depending on driving conditions).
Engine Oil Viscosity:
SAE 3.8L V6 requires 5W-30; consult manual for specific engine requirements.
Coolant Type:
GM P/N 12378397 or equivalent (Orange silicate-free coolant)
Common Complaints Powertrain:
Some reports of transmission solenoid issues, occasional engine timing chain noise on higher mileage 3.9L engines.
Common Complaints Suspension Steering:
Front suspension component wear (ball joints, tie rods), power steering pump leaks.
Common Complaints Electrical:
Power window motor failures, HVAC blower motor issues, ABS sensor faults.
Buick Legacy:
Buick, a division of General Motors, has a long history of producing comfortable, refined, and well-appointed vehicles.
Terraza Introduction:
The Buick Terraza was introduced for the 2005 model year as a replacement for the Buick Park Avenue Ultra and as a more upscale minivan offering.
Design Basis:
The Terraza was based on GM's versatile U-body minivan platform, sharing components with the Chevrolet Uplander, Pontiac Montana SV6, and Saturn Relay.
Production Period:
2005-2007 (Marketed as 2005, 2006, 2007 model years)
Manufacturing Location:
Ontario, Canada (GM's Canadian Operations Plant)
