Segment:
Luxury Performance Sedan
Target Audience:
Enthusiasts and owners seeking in-depth knowledge for maintenance and repair.
Competitors:
BMW 7 Series, Mercedes-Benz S-Class, Audi A8, Lexus LS
Unique Selling Proposition:
High-performance supercharged V8 engine, luxury appointments, advanced technology for its era.
Coverage Scope:
Complete Service & Repair Procedures A-Z
Estimated Pages:
Extensive (Specific count not provided, but described as comprehensive A-Z coverage)
Type:
Workshop Service Repair Manual
Format:
Downloadable Digital File (PDF)
Engine:
Detailed diagnostics, repair, and maintenance for the supercharged Northstar V8 engine.
Transmission:
Repair, maintenance, and overhaul procedures for the automatic transmission.
Brakes:
Front and rear brake system diagnostics, pad/rotor replacement, fluid service, ABS system.
Electrical:
Comprehensive wiring diagrams, component testing, diagnostic procedures for all electrical systems.
Suspension:
Front and rear suspension component inspection, replacement, and alignment procedures.
Steering:
Power steering system diagnostics, pump, rack, and linkage service.
HVAC:
Air conditioning system service, refrigerant handling, heater core, climate control diagnostics.
Fuel System:
Fuel pump, injectors, fuel pressure testing, and evaporative emission control system service.
Cooling System:
Radiator, water pump, thermostat, coolant flush, and fan system service.
Exhaust System:
Component replacement, catalytic converter, and muffler service.
Body And Trim:
Interior and exterior trim removal and installation, panel repair, door mechanisms.
Safety Systems:
Airbag system diagnostics and service, seatbelt mechanisms.
Maintenance:
Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement.
Troubleshooting:
Diagnostic flowcharts, symptom-based troubleshooting guides, common issue resolutions.
Repair:
Step-by-step instructions for component removal, repair, and reinstallation.
Installation:
Guidance on installing new components or accessories.
Overhaul:
Detailed procedures for engine and transmission overhauls.
Specifications:
Torque specifications, clearances, tolerances, and electrical resistance values.
Depth:
Comprehensive, suitable for DIY enthusiasts and professional technicians alike.
Engine Code:
LSA (Supercharged 6.0L V8)
Engine Type:
4.4L (4375cc) Supercharged V8
Horsepower:
469 hp @ 6000 rpm
Torque:
439 lb-ft @ 3800 rpm
Fuel Delivery:
Electronic Fuel Injection (EFI) with supercharger
Fuel Type:
Premium Unleaded Gasoline (91+ Octane Recommended)
Ignition System:
Coil-on-plug, distributorless ignition
Engine Control Module:
PCM (Powertrain Control Module)
NHTSA Front Crash Test Rating:
5-Star (Likely, based on typical Cadillac safety for the era)
IIHS Top Safety Pick:
Likely awarded (refer to IIHS for specific rating)
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Standard Traction Control System (TCS)
Stability Control:
Standard StabiliTrak Electronic Stability Control
Airbags:
Frontal, side-impact, and curtain airbags
Seat Belts:
Three-point active seatbelts with pretensioners
Infotainment System:
Cadillac's infotainment system with touch screen, navigation (optional), and premium audio (Bose).
Parking Assist:
Rear park assist sensors.
Adaptive Cruise Control:
Optional Adaptive Cruise Control system.
Auxiliary Input:
Standard auxiliary audio input.
Bluetooth:
Optional Bluetooth connectivity for phone calls.
Oil Change Interval:
Every 5,000-7,500 miles or 6-12 months, whichever comes first (refer to manual for exact recommendation).
Transmission Fluid Change:
Recommended every 50,000-100,000 miles (refer to manual).
Spark Plug Replacement:
Typically around 100,000 miles for iridium-tipped plugs.
Engine Oil Type:
SAE 5W-30 Synthetic (GM Genuine Oil or equivalent meeting GM dexos1™ specification is highly recommended for supercharged engines).
Engine Oil Capacity:
Approximately 7.5 quarts (7.1 liters) with filter change (verify in manual).
Coolant Type:
Dex-Cool (GM Orange Long-Life Coolant) or equivalent silicate-free, extended-life antifreeze.
Supercharger Coupler:
Potential for wear or failure over time, leading to reduced boost.
Ignition Coils And Plugs:
Can be a source of misfires, especially with higher mileage.
Suspension Components:
Wear on bushings, ball joints, and struts can occur with age and mileage.
Vibration Issues:
Can sometimes be attributed to driveshaft balance or tire issues.
Cadillac Heritage:
Long-standing American luxury and performance automotive brand, known for innovation and comfort.
Sts Evolution:
The STS-V is a high-performance variant of the Cadillac STS, which itself succeeded the Seville.
Sts V Introduction:
Introduced for the 2006 model year, representing Cadillac's performance division (V-Series).
Production Years:
2006-2009
Manufacturing Location:
Lansing, Michigan, USA
