Vehicle Segment:
Luxury Crossover SUV
Target Audience:
Families seeking luxury, performance, and utility
Key Competitors:
BMW X5, Mercedes-Benz M-Class, Lexus RX, Audi Q7
Unique Selling Points:
Available V8 engine, distinctive Cadillac styling, optional all-wheel drive, premium interior
Value Proposition:
Enables DIY repairs, saving significant costs on labor and parts
Full Vehicle Coverage:
All areas of servicing and repairs
Estimated Page Count:
Extensive (typical for a complete workshop manual)
Type:
Workshop Service Repair Manual
Delivery Format:
Downloadable Digital File (PDF)
Accessibility:
Printable, viewable on PC, Mac, tablets, smartphones
Engine Systems:
Engine mechanical, lubrication, cooling, fuel, ignition, emission controls, engine management (ECM/PCM)
Transmission Systems:
Automatic transmission (4-speed 4T65-E for 3.6L, 4-speed 4T80-E for 4.6L), driveline, axle shafts, differential
Suspension Steering:
Front and rear suspension, steering system, power steering
Brake Systems:
Front and rear brakes, ABS (Anti-lock Braking System), traction control
Electrical Systems:
Battery, charging system, starting system, lighting, wiring diagrams, fuses, relays, body control modules (BCM)
HVAC Systems:
Heating, Ventilation, and Air Conditioning (HVAC)
Body Exterior:
Body panels, doors, windows, glass, exterior trim, bumpers, sunroof
Body Interior:
Interior trim, seats, dashboard, airbags, safety restraints
Infotainment Audio:
Audio system, navigation system, entertainment system components
Diagnostics:
Diagnostic trouble codes (DTCs), diagnostic procedures, diagnostic tools
Routine Maintenance:
Oil changes, filter replacements, fluid checks and top-offs, tire rotation, brake inspections
Major Repairs:
Engine overhaul, transmission rebuild/replacement, brake system repairs, suspension component replacement
Troubleshooting:
Step-by-step diagnostic guides for various symptoms and issues
Component Removal Installation:
Detailed instructions for removing and installing virtually every component
Electrical Diagnostics:
Wiring diagrams, circuit tracing, electrical component testing
Body Work:
Body panel alignment, door adjustments, glass replacement
Climate Control Repair:
AC system servicing, heater core replacement, blower motor repair
Depth:
Comprehensive from basic maintenance to in-depth repair and diagnostics
Illustrations:
Includes detailed diagrams and pictures
Specifications:
Provides torque specifications, clearances, fluid types, and capacities
3.6L V6:
GM LLT (later replaced by LFX in some iterations not covered by this manual's range, but the '04-'09 LLT is relevant here). Naturally Aspirated, DOHC, VVT. Approx. 255-260 hp, 251-255 lb-ft torque.
4.6L V8:
Northstar V8 (LD8). Naturally Aspirated, DOHC, VVT. Approx. 320 hp, 315 lb-ft torque.
Acceleration 0 60 Mph:
Varies by engine and drivetrain; typically 6.5-7.5 seconds for V8, 7.5-8.5 seconds for V6.
Injection Type:
Sequential Multi-Port Fuel Injection (SFI)
Fuel Type:
Premium Unleaded Gasoline (91 octane recommended)
ECU Type:
GM Engine Control Module (ECM) / Powertrain Control Module (PCM)
Length:
Approximately 192.3 inches
Width:
Approximately 75.5 inches
Height:
Approximately 67.3 inches
Wheelbase:
Approximately 116.0 inches
Curb Weight:
Varies by engine and drivetrain; typically 4,300 - 4,600 lbs
Towing Capacity:
Up to 3,500 lbs (with optional towing package)
NHTSA Front Crash Test:
5-Star Rating (as per NHTSA records for comparable GM Theta platform vehicles)
NHTSA Side Crash Test:
5-Star Rating (as per NHTSA records for comparable GM Theta platform vehicles)
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Standard Traction Control System (TCS)
Electronic Stability Control:
Optional StabiliTrak (Electronic Stability Control)
Airbags:
Front airbags, side-impact airbags, available head curtain airbags
Seatbelts:
3-point seatbelts with pretensioners
Audio System:
Bose premium audio system available, CD player, auxiliary input.
Navigation:
Optional DVD-based navigation system.
Parking Assist:
Rear parking assist sensors (Ultrasonic).
Camera:
Optional rearview camera system (introduced later in the generation).
Bluetooth:
Optional Bluetooth hands-free phone system.
Keyless Entry:
Keyless Entry System, Remote Start.
Climate Control:
Dual-zone automatic climate control.
Oil Change Interval:
Typically every 7,500 miles or 6 months (with synthetic oil), refer to manual for exact intervals based on driving conditions.
Transmission Fluid Change:
Recommended every 50,000 - 100,000 miles, check manual for specific guidance for 4T65-E/4T80-E.
Coolant Flush:
Recommended every 30,000 - 50,000 miles or 3-5 years.
Engine Oil 3.6L V6:
SAE 5W-30 Synthetic (GM dexos1 or equivalent)
Engine Oil 4.6L V8:
SAE 5W-30 Synthetic (GM dexos1 or equivalent)
Transmission Fluid 4T65-E:
Dexron-VI Automatic Transmission Fluid
Transmission Fluid 4T80-E:
Dexron-VI Automatic Transmission Fluid
Coolant Type:
GM recommended silicate-free engine coolant (Orange or Dex-Cool compatible)
Engine 3.6L Llt:
Variable Valve Timing (VVT) solenoids, carbon buildup on intake valves, oil leaks from valve covers/oil cooler lines.
Engine 4.6L Northstar:
Head gasket leaks (though less common on later revisions), coolant leaks from intake manifold gaskets, oil cooler line leaks.
Transmission:
Occasional shifting issues, torque converter shudder in 4T65-E.
Suspension:
Worn control arm bushings, ball joints, and sway bar links.
Electrical:
Faulty power window regulators, HVAC blower motor failures, sensor issues (e.g., crank position sensor).