Target Audience:
DIY mechanics, independent repair shops, and Buick LeSabre owners seeking detailed service information.
Value Proposition:
Provides factory-level diagnostic and repair information equivalent to what dealership technicians use, offering significant cost savings compared to professional labor.
Uniqueness:
Vehicle-specific, not generic. Comprehensive A-Z coverage for all repairs.
Convenience:
Easy-to-use PDF format, printable pages for workshop use, ability to blow up images.
Primary Coverage:
Full Service and Repair for all 2004 Buick LeSabre models and trims.
Diagnostic Coverage:
Advanced diagnostics, troubleshooting, and repair procedures.
Maintenance Coverage:
Scheduled maintenance, routine servicing, and preventative care.
Estimated Page Count:
High (Exact number not specified, but described as comprehensive).
Type:
Factory Service Manual / Repair Manual
Powertrain:
Engine (all variants), Fuel System, Emission Control, Intake & Exhaust, Cooling System, Lube System, Ignition, Starting & Charging, Automatic Transmission, Manual Transmission, Clutch.
Chassis:
Drive Shaft, Differential, Axle, Suspension (Front & Rear), Tire & Wheel, Brake Control, Brakes (Hydraulic & Parking), Steering Column, Power Steering.
Electrical And Body:
Electrical System, Air Conditioning, Supplemental Restraint System (SRS), Seat Belts, Engine Immobilizer, Cruise Control, Wiper & Washer, Door Locks, Meters, Audio/Visual, Horn, Windshield/Glass/Mirrors, Instrument Panel, Seats, Engine Hood/Door, Exterior & Interior Trim, Multiplex/CAN Communication.
Maintenance Procedures:
Scheduled maintenance intervals, fluid changes, filter replacements, tune-ups, inspections.
Repair Procedures:
Detailed step-by-step repair instructions for all major components and systems, including engine rebuilds, transmission overhauls, brake system repairs, suspension work, and electrical troubleshooting.
Diagnostic Procedures:
Troubleshooting guides, symptom-based diagnostics, fault code interpretation, wiring schematics for electrical system diagnosis.
Depth Of Information:
Factory-level detail, including component removal and installation, specifications, torque values, special tool requirements, and system operation principles.
Documentation Style:
Includes diagrams, illustrations, exploded views, and wiring schematics.
Printability:
All pages are printable, with the ability to enlarge images.
Digital Binding:
N/A (Digital format, no physical binding)
Digital Paper Type:
N/A (Digital format, no physical paper)
Reader Software:
Adobe PDF Reader (Free)
Unzipping Software:
Winzip or equivalent (Free)
Operating System Compatibility
Windows Compatibility:
Windows Vista (32/64-bit), XP, ME, 98, NT, 2000
Engine Type:
3.8L V6 (Naturally Aspirated and Supercharged - Series III L36 and L67)
Horsepower L36:
205 hp @ 5200 rpm
Torque L36:
230 lb-ft @ 4000 rpm
Horsepower L67:
240 hp @ 5200 rpm
Torque L67:
280 lb-ft @ 3600 rpm
Fuel Delivery:
Sequential Fuel Injection (SFI)
Ignition System:
Coil-near-plug ignition
Cooling Type:
Pressurized liquid cooling system
Oil Capacity:
Approximately 4.5 quarts (4.3 L) with filter (Specific to engine variant, consult manual for precise fill).
Engine Code Identification
Engine Codes:
L36 (Naturally Aspirated), L67 (Supercharged)
Transmission Type:
4-speed Automatic (4T65-E)
Optional Transmission:
None (4-speed Automatic was standard across all models).
Transmission Control:
Electronic control with torque converter clutch (TCC).
Transmission Fluid Type:
Dexron VI Automatic Transmission Fluid (ATF) or equivalent (refer to manual for precise specification and capacity).
NHTSA Front Impact Rating:
5-Star (Driver and Passenger)
NHTSA Side Impact Rating:
5-Star (Front and Rear Passengers)
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Optional Traction Control System (TCS)
Airbags:
Dual front airbags, available side-impact airbags.
Seat Belts:
Front and rear seat belts with pretensioners.
Child Safety:
LATCH (Lower Anchors and Tethers for Children) system.
Audio System:
AM/FM stereo with CD player, optional Bose premium audio system.
Display:
Central dashboard display for climate control and radio functions.
Cruise Control:
Standard cruise control.
Onstar:
Optional OnStar in-vehicle safety and communication system.
Keyless Entry:
Standard keyless entry system.
Oil Change Interval:
Every 7,500 miles (12,000 km) or 6 months, whichever comes first (with synthetic oil recommended, check manual for specific intervals based on driving conditions).
Air Filter Replacement:
Every 30,000 miles (48,000 km) or as needed based on inspection.
Spark Plug Replacement:
Platinum-tipped spark plugs typically last up to 100,000 miles (160,000 km).
Engine Oil Specification:
SAE 5W-30 (Refer to manual for specific viscosity based on climate).
Coolant Type:
GM/AC Delco 50/50 Pre-mixed Antifreeze/Coolant (Blue)
Intake Manifold Gaskets:
Potential for coolant leaks due to degraded plastic intake manifold gaskets (common on 3800 Series II engines).
Rocker Arm Wear:
Some instances of premature rocker arm wear, especially in the supercharged engines.
Power Steering Pump:
Occasional failure of the power steering pump or leaks from hoses.
Buick Legacy:
Buick has a long history of producing comfortable, reliable, and well-equipped sedans.
Lesabre Lineage:
The LeSabre nameplate has been used by Buick since 1959, evolving from a full-size luxury car to a large front-wheel-drive sedan focused on comfort and value.
Model Generation:
2000-2005 (Third Generation)
Manufacturing Location:
Detroit/Hamtramck Assembly Plant, Michigan, USA
