🏷️ Basic Information

Make:

Cadillac

Model:

STS-V

Year:

2007

Product Type:

Complete Workshop Service Repair Manual

Platform Code:

GM Sigma

Vin Digit 1:

1

Vin Digit 4:

S

👋 Introduction

Positioning:

The Cadillac STS-V (2007) was positioned as a high-performance luxury sedan, a direct competitor to European muscle sedans and high-end performance vehicles. It offered a blend of luxurious appointments with potent V8 power and sophisticated chassis tuning.

Competitors:

BMW M5, Mercedes-Benz E55 AMG, Audi S6, Jaguar XJR.

Performance Focus:

The STS-V's primary appeal was its supercharged V8 engine and sport-tuned chassis, making it a powerful and engaging driver's car.

Luxury Appointments:

Despite its performance focus, the STS-V retained Cadillac's signature luxury and comfort features, including premium materials and advanced technology for its time.

📋 Manual Details

Coverage:

All Model variants, Engines, Trim Levels, and Transmission Types are Covered.

Page Count:

Estimated 2000+ pages (typical for a comprehensive workshop manual of this era and detail level)

Manual Type:

Workshop Service and Repair Manual

Language:

English

Format:

Digital Download (PDF)

📖 Manual Coverage

Engine:

4.4L Supercharged V8 (L32), Engine Mechanical, Lubrication, Cooling, Fuel System, Ignition System, Exhaust System, Emission Control Systems, Engine Performance Diagnosis, Turbocharger/Supercharger Systems.

Transmission:

4-Speed Automatic Transmission (4L65-E), Transmission Control System, Hydraulic Control, Mechanical Components, Torque Converter, Fluid Specifications, Diagnosis, Repair.

Drivetrain:

All-Wheel Drive System (AWD), Transfer Case, Drive Shafts, Axles, Differentials, Wheel Bearings, CV Joints.

Suspension:

Front and Rear Suspension Systems, Shock Absorbers, Struts, Springs, Control Arms, Ball Joints, Bushings, Steering Knuckles, Ride Height Adjustments, Active Suspension Components (if applicable).

Brakes:

Front and Rear Disc Brakes, ABS (Anti-lock Braking System), EBD (Electronic Brakeforce Distribution), Traction Control System (TCS), StabiliTrak, Brake Pad Replacement, Rotor Resurfacing/Replacement, Brake Fluid Specifications, Hydraulic System.

Steering:

Power Steering System, Steering Gear, Steering Column, Power Steering Fluid, Diagnosis, Repair.

Electrical:

Battery, Charging System (Alternator), Starting System, Lighting System (Headlamps, Taillamps, Interior), Fuses, Relays, Wiring Diagrams, Body Control Module (BCM), Powertrain Control Module (PCM), Diagnostic Trouble Codes (DTCs), CAN Bus Architecture, Sensors, Actuators.

Body And Interior:

Body Panels, Doors, Hood, Trunk, Bumpers, Glass, Mirrors, Seats, Upholstery, HVAC System, Climate Control, Audio System, Navigation System, Interior Trim, Door Locks, Windows, Sunroof.

Safety Systems:

Airbags, Seatbelt Systems, SRS (Supplemental Restraint System) Diagnosis and Repair, Crash Sensors.

Maintenance:

Routine Maintenance, Oil Changes, Filter Replacements (Oil, Air, Fuel, Cabin), Spark Plug Replacement, Fluid Checks and Replacements (Coolant, Brake Fluid, Power Steering Fluid, Transmission Fluid, Differential Fluid), Tire Rotation and Balancing, Wiper Blade Replacement.

Troubleshooting:

Diagnostic Procedures for all Major Systems, Symptom-Based Troubleshooting Guides, DTC Code Interpretation, Electrical Circuit Diagnosis, Mechanical Component Testing.

Repair:

Engine Rebuilding and Overhauling, Transmission Overhaul and Reassembly, Suspension Component Replacement, Brake System Repairs, Steering System Repairs, Electrical Component Replacement and Repair, Body Panel Repair and Replacement, HVAC System Repair, Body Control Module (BCM) Programming, PCM Reprogramming.

Installation:

Component Installation Procedures, Sensor Replacement, Module Replacement and Initialization.

Depth:

Comprehensive A-Z coverage, including detailed step-by-step instructions, torque specifications, special tool requirements, diagnostic flowcharts, wiring diagrams, and exploded views.

📊 Manual Specifications

File Format:

PDF

Print Quality:

High Quality, Printable Pages

Binding Type:

N/A (Digital)

Paper Type:

N/A (Digital)

Software:

Adobe Reader (or compatible PDF viewer)

Delivery Method:

Instant Email Delivery upon Payment Confirmation

⚙️ Engine Specifications

Engine Code:

L32

Engine Type:

4.4L Supercharged V8

Displacement:

267.6 cubic inches (4389 cc)

Bore X Stroke:

3.70 in x 3.11 in (94 mm x 79 mm)

Compression Ratio:

9.0:1

Valvetrain:

Dual Overhead Camshafts (DOHC), 4 valves per cylinder

Horsepower:

469 hp @ 6400 rpm (SAE Net)

Torque:

439 lb-ft @ 3900 rpm (SAE Net)

Fuel Delivery:

Sequential Port Fuel Injection (SFI), Eaton Twin Vortices Series (TVS) Supercharger

Fuel Type:

Premium Unleaded Gasoline (91 Octane or higher recommended)

🔧 Transmission

Transmission Type:

4-Speed Automatic with Driver Shift Control

Transmission Model:

4L65-E

Gear Ratios:

3.06:1 (1st), 1.63:1 (2nd), 1.00:1 (3rd), 0.70:1 (4th), 2.29:1 (Reverse)

Transmission Fluid:

Dexron VI (GM Part Number: 88861950 or equivalent)

📐 Dimensions

Length:

200.0 inches (5080 mm)

Width:

72.4 inches (1839 mm)

Height:

57.7 inches (1466 mm)

Wheelbase:

116.4 inches (2957 mm)

Front Track:

61.7 inches (1567 mm)

Rear Track:

62.4 inches (1585 mm)

Wheel Bolt Pattern:

5 x 120 mm (5 x 4.72 inches)

Wheel Size:

18 x 8.5 inches (Front), 19 x 9.5 inches (Rear)

Curb Weight:

4,157 lbs (1,885 kg)

Gross Vehicle Weight Rating:

5,291 lbs (2,400 kg)

🛡️ Safety Features

NHTSA Frontal Driver:

5-Star

NHTSA Frontal Passenger:

5-Star

NHTSA Side Driver:

5-Star

NHTSA Side Passenger:

5-Star

NHTSA Rollover:

4-Star

ABS:

Standard (4-wheel, 4-channel ABS with EBD)

Traction Control:

Standard (TCS)

Stability Control:

Standard (StabiliTrak)

Airbags:

Dual-stage front airbags, front side-impact airbags, front and rear head curtain airbags.

Seatbelts:

3-point front and rear seatbelts with pretensioners and load limiters.

💡 Technology Features

Infotainment System:

Bose premium audio system, touch-screen navigation system, DVD-based entertainment system (optional).

Advanced Driver Assistance:

StabiliTrak (electronic stability control), Traction Control System (TCS), Tire Pressure Monitoring System (TPMS).

Connectivity Features:

OnStar in-vehicle safety and communication service (subscription-based).

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles or 12 months, whichever comes first (using synthetic oil).

Engine Air Filter Replacement:

Every 30,000 miles or as needed based on inspection.

Cabin Air Filter Replacement:

Every 15,000 miles or annually.

Spark Plug Replacement:

Every 100,000 miles (iridium-tipped spark plugs).

Transmission Fluid Change:

Every 60,000 miles or 4 years (or sooner under severe driving conditions).

Engine Oil:

SAE 5W-30 Synthetic (GM Part Number: 19295040 or equivalent)

Coolant:

Dex-Cool® Extended Life Antifreeze/Coolant (GM Part Number: 12346795 or equivalent)

Brake Fluid:

DOT 3 (GM Part Number: 12378275 or equivalent)

Power Steering Fluid:

GM Power Steering Fluid (GM Part Number: 12345867 or equivalent)

Supercharger Coupler:

Some units may experience premature wear or failure of the supercharger snout coupler, leading to reduced boost and a whining noise.

Active Suspension System:

While generally robust, the active suspension components (shocks, sensors) can be expensive to repair or replace if they fail.

Rear Main Seal:

Occasional leaks from the rear main crankshaft seal have been reported.

Window Regulators:

Some owners have reported issues with power window regulators failing.

📚 Vehicle History

Cadillac Heritage:

Cadillac, founded in 1902, has a long-standing reputation for luxury, comfort, and technological innovation in the American automotive landscape. The 'V' designation signifies Cadillac's high-performance division.

Sts Evolution:

The STS-V is the high-performance variant of the Cadillac STS (Seville Touring Sedan) sedan. The STS itself evolved from the Seville line, which was Cadillac's flagship luxury sedan for decades. The STS-V represented a significant push into the performance sedan market for Cadillac, directly challenging established European rivals.

Production Years:

2006-2009

Manufacturing Location:

Lansing, Michigan, USA

Total Units Produced:

Approximately 2,400 units worldwide (highly collectible).

🏆 Awards & Recognition

Performance Awards:

While not heavily award-laden in specific categories, the STS-V was widely praised by automotive journalists for its impressive performance credentials, often being cited as a credible alternative to European performance sedans.