Positioning:
The 2008 Cadillac DTS was positioned as a flagship full-size luxury sedan, offering a refined and comfortable driving experience with a focus on American luxury traditions.
Competitors:
Competed with other large luxury sedans such as the Lincoln Town Car, Chrysler 300C, Lexus LS, Mercedes-Benz S-Class, and BMW 7 Series.
Vehicle Focus:
Emphasis on ride comfort, interior quietness, spaciousness, and a smooth, powerful powertrain.
Value Proposition:
Provides direct access to factory-level repair and maintenance information, empowering owners and independent mechanics to accurately service and repair the vehicle, saving time and money.
Powertrain:
Engine mechanical, fuel system, emissions control, lubrication, ignition, starting, charging, automatic transmission, transfer case, drive axle, differential.
Chassis:
Suspension, steering column, power steering, brakes (hydraulic and parking), wheels, tires.
Body Electrical:
Air conditioning, supplemental restraint system (SRS), seat belts, engine immobilizer, cruise control, wipers and washers, door locks, meters, audio/visual, horn, windshield/glass/mirrors, instrument panel, seats, engine hood/doors, exterior and interior trim, multiplex/CAN communication.
Diagnostics:
Full diagnostic procedures for all systems, including troubleshooting guides and fault code interpretation.
Repair:
Complete step-by-step repair instructions for all components and systems.
Maintenance:
Routine maintenance, fluid changes, filter replacements, component inspection, and preventative service procedures.
Specifications:
Torque specifications, fluid capacities, electrical values, component tolerances, and diagnostic data.
Depth:
Comprehensive, from basic maintenance to advanced diagnostics and complete system overhauls. Equivalent to factory technician-level information.
Compatibility:
Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac OS.
Requirements:
Adobe PDF Reader and WinZip (or similar unzipping utility).
Printability:
All pages are printable, allowing for enlarged images and selected page printing.
Binding Type:
Not Applicable (Digital PDF format)
Paper Type:
Not Applicable (Digital PDF format)
Download Speed:
Speed Download
Engine Description:
4.6L (4565cc) Northstar V8 SOHC 32-valve
Bore X Stroke:
93.0 mm x 84.0 mm
Compression Ratio:
10.5:1
Horsepower:
275 hp @ 6000 rpm (Standard Output)
Torque:
292 lb-ft @ 4400 rpm (Standard Output)
Fuel Delivery:
Sequential Port Fuel Injection (SFI)
Fuel Type:
Premium Unleaded Gasoline (91 Octane Recommended)
Coolant Capacity:
13.0 quarts (12.3 liters) with automatic transmission fluid cooler.
Oil Capacity:
5.0 US quarts (4.7 liters) with filter change (GM specification: Dexos or equivalent full synthetic 5W-30 recommended).
Transmission Type:
4-speed automatic overdrive with driver shift control
Transmission Model:
4T80-E
Optional Transmission:
Not Applicable for 2008 model year.
Drive Type:
Front-Wheel Drive (FWD)
Transmission Fluid Type:
Dexron VI Automatic Transmission Fluid (ATF)
Transmission Fluid Capacity:
Approximately 10.4 quarts (9.8 liters) for a complete refill.
NHTSA Front Impact:
5-Star (Driver and Passenger)
NHTSA Side Impact:
5-Star (Front and Rear Passengers)
IIHS Front Offset:
Good (Top Safety Pick)
ABS:
Standard Anti-lock Braking System (ABS) with Traction Control System (TCS) and StabiliTrak electronic stability control.
Brakes:
Front: 12.7-inch vented discs; Rear: 12.1-inch solid discs.
Airbags:
Driver and front passenger airbags, front side-impact airbags, roof rail airbags, and rear side-impact airbags.
Seat Belts:
Front seatbelt pretensioners, load limiters, and rear seatbelt reminder system.
Infotainment System:
Features include an AM/FM/CD/MP3 stereo with an auxiliary input jack, available Bose premium audio system, and an optional in-dash six-disc CD changer.
Navigation:
Optional DVD-based navigation system with voice recognition and touchscreen interface.
Parking Assist:
Available Ultrasonic Rear Park Assist system.
Adaptive Cruise Control:
Optional Adaptive Cruise Control system that automatically adjusts vehicle speed to maintain a set distance from the vehicle ahead.
Bluetooth:
Optional Bluetooth wireless technology for hands-free calling.
Headlights:
Standard High-Intensity Discharge (HID) headlamps with automatic leveling.
Oil Change Interval:
Recommended every 7,500 miles or 12 months, whichever comes first, using synthetic oil. Check oil life monitor for specific recommendations.
Transmission Fluid Change Interval:
Recommended every 100,000 miles for normal driving conditions. Severe driving may require more frequent changes.
Coolant Flush Interval:
GM recommends a coolant flush and replacement every 5 years or 150,000 miles, whichever comes first.
Engine Oil:
GM dexos1 Gen 2 or equivalent synthetic 5W-30 (API SN or later).
Power Steering Fluid:
GM Power Steering Fluid (P/N 12345866 or equivalent).
Brake Fluid:
DOT 3 or DOT 4 brake fluid.
Common Issues:
Potential issues include: Northstar engine oil leaks (e.g., spark plug wells, rear main seal), electronic throttle body issues, magnetic ride control suspension component failures, and infotainment system glitches. Refer to the manual for detailed diagnosis and repair.
Oil Filter Part Number:
ACDelco PF44 or equivalent.
Air Filter Part Number:
ACDelco A3136C or equivalent.
Cadillac Legacy:
Cadillac has a long-standing heritage as an American luxury automobile manufacturer, known for innovation and comfort since its founding in 1902.
Dts Lineage:
The DTS succeeded the Cadillac DeVille and Sedan DeVille, continuing the tradition of large, comfortable, front-wheel-drive sedans with a focus on luxury and V8 power.
Production Years:
The DTS model designation was used for the 2006-2011 model years, succeeding the DeVille series.
Manufacturing Location:
GM Detroit/Hamtramck Assembly (AdamOpel AG) in Detroit, Michigan, USA.
Safety Awards:
Awarded 5-Star safety ratings from NHTSA in frontal and side-impact crash tests, and rated 'Good' by IIHS in its front-offset crash test.
Consumer Satisfaction Index:
While specific awards for the 2008 DTS may vary, its predecessors and contemporaries often received positive marks for comfort and features, reflecting Cadillac's luxury segment positioning.
