Positioning:
Premium American Luxury Sedan, competing with European and Japanese rivals.
Competitors:
BMW 5 Series, Mercedes-Benz E-Class, Audi A6, Lexus GS
Design Philosophy:
Sharp, angular styling ('Art and Science') and rear-wheel drive dynamics.
Performance Variant:
CTS-V offered significantly enhanced performance with a more powerful engine and upgraded chassis components.
Target Audience:
Do-it-yourself enthusiasts and professional mechanics seeking detailed repair information.
Model Years Covered:
2003, 2004, 2005, 2006, 2007
Engine Variants Covered:
All engines for CTS and CTS-V
Type:
Service and Repair Manual
Engine:
Overhaul and Rebuilding, Performance, Firing Orders, Timing Belt Service
Brakes:
Servicing Procedures, Troubleshooting, Diagrams
Suspension:
Front End Alignment Procedures and Specifications, General Suspension Service
Transmission:
Removal and Installation, In-Car Servicing
Electrical:
Complete Wiring Diagrams, Diagnostic Trouble Codes, Computer Diagnostics
Climate Control:
Air Conditioning Service and Capacities
Body And Chassis:
Sunroof Service, U-Joint and CV-Joint Service Procedures
Diagnostics:
Troubleshooting and Diagnostics, Computer Diagnostic Trouble Tree Charts, Trouble Codes
Maintenance:
Factory Maintenance Schedules and Charts, Serpentine Belt Routings with Diagrams
Repair:
Step-by-step repair procedures for all covered systems
Depth:
Comprehensive (from basic maintenance to complete engine rebuilds and diagnostics)
Compatibility:
All versions of Windows & Mac, Linux OS, iPhone, iPad, Android
Requirements:
Adobe PDF Reader & WinZip
Readability:
Searchable and Bookmarked for easy navigation
Zoom Functionality:
Yes, allowing for detailed examination of diagrams
Printable:
Yes, pages can be printed
Type:
Digital Download (Instant)
N/A:
N/A (Digital Format)
Engine Name:
GM High Feature (HF) V6
Displacement:
3.2L (3197cc) / 3.6L (3564cc)
Horsepower 3.2L:
220 hp @ 6000 rpm (approx.)
Torque 3.2L:
225 lb-ft @ 3500 rpm (approx.)
Horsepower 3.6L:
255 hp @ 6200 rpm (approx.)
Torque 3.6L:
252 lb-ft @ 4700 rpm (approx.)
Displacement:
6.0L (5967cc)
Horsepower:
400 hp @ 6000 rpm
Torque:
395 lb-ft @ 4400 rpm
Injection Type:
Sequential Multi-Port Fuel Injection (MPI)
Type:
Dual Overhead Camshafts (DOHC) with variable valve timing (VVT) on 3.6L; Overhead Valve (OHV) on LS2
NHTSA Front Impact Driver:
5-Star (for models equipped with side airbags)
NHTSA Front Impact Passenger:
5-Star (for models equipped with side airbags)
IIHS Front Offset Impact:
Good
ABS:
Standard Anti-lock Braking System
Traction Control:
Standard
Stability Control:
Standard (StabiliTrak)
Airbags:
Frontal airbags, front side-impact airbags, optional curtain side airbags
Oil Change:
Refer to manual for specific intervals based on driving conditions (e.g., 7,500 miles / 12 months, or as indicated by oil life monitor)
Air Filter Replacement:
Refer to manual (e.g., every 30,000 miles or as needed)
Spark Plug Replacement V6:
Refer to manual (e.g., 100,000 miles for iridium plugs)
Spark Plug Replacement V8:
Refer to manual (e.g., 100,000 miles for iridium plugs)
Engine Oil Type V6:
SAE 5W-30 Synthetic (API SM or higher)
Engine Oil Type V8:
SAE 5W-30 Synthetic (API SM or higher)
Coolant Type:
Dex-Cool® (GM P/N 12346290 or equivalent orange silicate-free long-life)
Transmission Fluid Automatic:
Dexron® VI (GM P/N 88861040 or equivalent)
Transmission Fluid Manual:
Refer to manual for specific GL rating and type (e.g., GL-4 or GL-5 for Tremec T-56)
Early Models V6 Oil Consumption:
Some early 3.6L V6 models experienced higher than expected oil consumption.
Timing Chain Tensioners V6:
Potential issues with timing chain tensioners and guides on some 3.6L engines, though less prevalent than in later generations.
Cabin Air Filter Access:
Access to cabin air filter can be challenging.
Cadillac Legacy:
Long-standing American luxury marque known for comfort, innovation, and powerful engines.
Cts Introduction:
Introduced in 2002 as a 2003 model, it marked Cadillac's return to rear-wheel drive luxury sedans and a new design language ('Art and Science').
Cts V Introduction:
The first-generation CTS-V debuted for the 2004 model year, significantly enhancing the CTS's performance credentials with the LS2 V8 and performance tuning.
Manufacturing Location:
Lansing Grand River Assembly, Lansing, Michigan, USA
