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Manual Coverage
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Systems Covered
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Powertrain:
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Engine (all variants), Transmission (automatic and manual), Driveline, Fuel System, Exhaust System
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Chassis:
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Suspension (front and rear), Steering System, Braking System (including ABS), Wheels and Tires
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Electrical:
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Engine Management Systems, Lighting, Instrumentation, Body Electrical, Climate Control, Audio Systems, Powertrain Control Module (PCM), Body Control Module (BCM)
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Body:
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Body Panels, Doors, Windows, Seats, Interior Trim, Exterior Trim, Structural Components
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HVAC:
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Heating, Ventilation, and Air Conditioning (HVAC) system diagnosis and repair
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Instrumentation:
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Instrument cluster, gauges, warning lights, and related sensors
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Fuel System Components:
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Fuel pump, injectors, fuel pressure regulator, evaporative emission control (EVAP)
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Procedures Included
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Maintenance:
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Scheduled maintenance, fluid changes, filter replacements, lubrication
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Diagnostics:
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Troubleshooting guides, diagnostic trouble codes (DTCs), common fault finding
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Repair:
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Step-by-step repair procedures for all major mechanical and electrical components, engine rebuilds, transmission overhauls, brake repairs, suspension work
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Disassembly Reassembly:
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Detailed instructions for component removal, disassembly, inspection, repair, and reassembly with exploded diagrams
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Wiring Diagrams:
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Detailed electrical wiring diagrams for all systems
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Technical Depth
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Depth:
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Comprehensive, covering everything from basic maintenance to in-depth diagnostics and complete component overhauls, suitable for professional mechanics and advanced DIY enthusiasts
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Diagnostics Depth:
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Includes diagnostic flowcharts and troubleshooting trees
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Engine Specifications
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Primary Engine
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Engine Options Covered:
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3.6L High Feature V6 (LLT, LFX), 6.0L/6.2L V8 (LS2, L77, LSA)
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Engine Codes Example:
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LLT (3.6L SIDI V6), LFX (3.6L SIDI V6), LS2 (6.0L V8), L77 (6.0L V8 with AFM), LSA (6.2L Supercharged V8)
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Performance
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V6 Power Output Example:
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Approx. 210-260 kW (282-349 hp) depending on variant and year
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V8 Power Output Example:
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Approx. 270-317 kW (362-425 hp) for naturally aspirated V8s (LS2/L77), up to 430 kW (577 hp) for supercharged LSA
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Fuel System
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Fuel Injection:
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Multi-port fuel injection (MPFI) or Direct Injection (DI) for V6 LLT/LFX
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Engine Management
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ECU Type:
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Bosch Motronic or Delphi Engine Control Modules (ECM)
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Maintenance
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Service Intervals
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Oil Change Interval:
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Typically 15,000 km or 12 months, whichever comes first, or based on oil life monitoring system.
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Major Service Points:
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Spark plugs (e.g., at 100,000 km for V6), coolant flush, brake fluid flush, transmission fluid service.
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Fluid Specifications
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Engine Oil Specification:
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e.g., Mobil 1 5W-30 (API SM/SN, ILSAC GF-4/GF-5) for V6; check manual for specific V8 requirements.
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Transmission Fluid Type Auto:
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e.g., Dexron VI for 6-speed automatics; Dexron III for 4-speed automatics.
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Coolant Type:
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GM-specific long-life coolant (e.g., Dex-Cool compatible or equivalent blue coolant).
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Brake Fluid Type:
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DOT 3 or DOT 4, depending on model year and specifications
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Power Steering Fluid:
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GM Power Steering Fluid (PSF) or Dexron compatible ATF
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Known Issues
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Common V6 Issues:
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Timing chain wear (particularly early LLT direct injection V6), water pump leaks, intake manifold runner issues.
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Common V8 Issues:
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Lifter noise ('lifter tick'), piston slap (on some early LS2/L77), oil pressure sensor failures.
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General Wear Items:
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Bushings, suspension components, exhaust system corrosion (especially in certain climates).
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