Engine Mechanical:
        
        
            Engine assembly, disassembly, internal components, cooling system, lubrication system, fuel delivery, exhaust system
        
     
    
        
            Engine Performance:
        
        
            Engine control systems (ECM), ignition system, emissions control systems, diagnostics and testing
        
     
    
        
            Transmission:
        
        
            Automatic transmission (6T75/6T75E) service, repair, overhaul, diagnostics, fluid specifications
        
     
    
        
            Drivetrain:
        
        
            Front-wheel drive (FWD) and all-wheel drive (AWD) systems, half-shafts, differentials, transfer case (if applicable)
        
     
    
        
            Suspension:
        
        
            Front and rear suspension systems, shock absorbers, struts, control arms, bushings, alignment specifications
        
     
    
        
            Steering:
        
        
            Power steering system, steering column, steering gear/rack, tie rods, power steering fluid
        
     
    
        
            Brakes:
        
        
            Brake system (disc front/rear), ABS, EBD, brake lines, calipers, rotors, pads, brake fluid specifications, bleeding procedures
        
     
    
        
            Electrical System:
        
        
            Battery, charging system (alternator), starting system (starter motor), wiring diagrams, fuses, relays
        
     
    
        
            Body Interior:
        
        
            Interior trim removal and installation, seats, dashboard, door panels, headliner, carpets
        
     
    
        
            Body Exterior:
        
        
            Body panels, doors, hood, liftgate, bumpers, glass, mirrors, exterior trim
        
     
    
        
            HVAC:
        
        
            Heating, Ventilation, and Air Conditioning (HVAC) system, climate control, refrigerant, components
        
     
    
        
            Safety Systems:
        
        
            Airbag system, seat belts, child restraint systems
        
     
    
        
            Infotainment:
        
        
            Audio system, navigation system (if equipped), display screens, connectivity features (e.g., Bluetooth)
        
     
    
        
            Lighting:
        
        
            Headlights, taillights, interior lighting, fog lights, bulb replacement
        
     
    
        
            Diagnostic Troubleshooting:
        
        
            Diagnostic Trouble Codes (DTCs), symptom-based troubleshooting, electrical diagnostics
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil changes, filter replacements, fluid checks and top-offs, tire rotation, brake inspection
        
     
    
        
            Component Replacement:
        
        
            Replacement of wear items like spark plugs, belts, hoses, batteries, brake pads/rotors
        
     
    
        
            Major Repairs:
        
        
            Engine overhaul, transmission rebuild, suspension component replacement, steering system repair
        
     
    
        
            Electrical Diagnostics:
        
        
            Troubleshooting electrical faults, component testing, wiring harness repair
        
     
    
        
            Body Repair:
        
        
            Dent repair, panel replacement, glass replacement, trim repair
        
     
    
        
            Troubleshooting Guides:
        
        
            Step-by-step guides for diagnosing common problems and their solutions
        
     
    
    
        
            Depth:
        
        
            Comprehensive, from basic maintenance to complex diagnostics and full rebuilds
        
     
    
        
            Detail Level:
        
        
            Hundreds of pages with detailed photos & diagrams, exploded views, step-by-step instructions
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            7,500 miles or 6 months, or as indicated by the Oil Life Monitor system.
        
     
    
        
            Tire Rotation Interval:
        
        
            7,500 miles or 6 months
        
     
    
        
            Transmission Fluid Change:
        
        
            Recommended every 60,000 to 100,000 miles, or as per severe driving conditions and manual recommendations.
        
     
    
        
            Coolant Flush:
        
        
            First flush at 150,000 miles, then every 50,000 miles thereafter (GM Super Coolant).
        
     
    
        
            Spark Plug Replacement:
        
        
            Approximately 100,000 miles for iridium-tipped spark plugs.
        
     
    
    
        
            Power Steering Fluid:
        
        
            Dexron III or equivalent (check manual for specific P/N, later models may use a different specification).
        
     
    
        
            Brake Fluid:
        
        
            DOT 3 (or DOT 4, check manual for specific recommendation)
        
     
    
    
        
            Timing Chain Wear:
        
        
            Some early 3.6L V6 engines (LLT) experienced timing chain issues, though often addressed under warranty or by TSBs.
        
     
    
        
            Transmission Harshness:
        
        
            Occasional reports of harsh shifting or transmission shudder, often resolvable with software updates or fluid changes.
        
     
    
        
            Power Steering Pump:
        
        
            Potential for leaks or pump failure in some instances.
        
     
    
        
            HVAC Blend Door Actuators:
        
        
            Common issue across many GM vehicles where blend door actuators can fail, affecting climate control.