Engine:
Vortec 4800 (5.3L), Vortec 5300 (5.3L), Vortec 6000 (6.0L), Vortec 8100 (8.1L); Gasoline Direct Injection (GDI) not applicable for this generation
Drivetrain:
4L60-E automatic transmission, 4L80-E automatic transmission, NP1 NP2, NP2 NP3, NP3 NP4 transfer cases (2WD/4WD), front and rear drive axles, driveshafts, CV joints, U-joints
Chassis:
Independent front suspension (IFS) with torsion bars, solid rear axle with leaf springs (early models) or coil springs (later models), steering (rack and pinion or recirculating ball), brake systems (ABS, disc/drum configurations), hydraulic power steering
Bodywork:
Frame construction, body panel repair, door mechanisms, glass, seals, bumpers, interior trim
Electrical:
Wiring diagrams, starting and charging system, battery, ignition system, fuel system controls, lighting, instrumentation, power windows, power locks, HVAC controls, trailer wiring, sensor diagnostics (MAF, O2, Crankshaft Position, Camshaft Position)
Accessories:
HVAC system (heater core, evaporator, blower motor, refrigerant handling), audio systems, rear entertainment systems (if equipped), towing features
Engine Procedures:
Engine overhaul, cylinder head removal/installation, piston and ring replacement, camshaft and lifter service, timing chain replacement, oil pump service, coolant system service, fuel injector testing and replacement, spark plug replacement, exhaust system repair
Drivetrain Procedures:
Transmission fluid and filter change, transmission diagnosis and repair (including internal component replacement), driveshaft U-joint replacement, differential fluid change and inspection, CV axle boot replacement, transfer case service
Chassis Procedures:
Suspension component replacement (ball joints, tie rod ends, control arm bushings, torsion bar adjustments), steering system diagnosis and repair, brake pad and rotor replacement, brake caliper overhaul, brake fluid flush, wheel bearing replacement, tire rotation and balancing
Electrical Procedures:
Wiring harness repair, component testing (relays, solenoids, switches), diagnostic trouble code (DTC) retrieval and interpretation, ABS system troubleshooting, power door lock and window motor diagnosis, HVAC system component testing and replacement, fuse and relay identification and testing
Maintenance Procedures:
Oil and filter changes, air filter replacement, cabin air filter replacement, coolant flushes, brake fluid changes, power steering fluid changes, transfer case and differential fluid changes, lubrication points, battery maintenance
Diagnostics:
In-depth diagnostic procedures, troubleshooting flowcharts, use of diagnostic scan tools (e.g., OBD-II scanners), symptom-based troubleshooting
Rebuilds:
Complete engine and transmission rebuild procedures, detailed component specifications for internal repairs
Specifications:
Torque specifications for all fasteners, electrical specifications (voltages, resistances), fluid capacities and types, alignment specifications, component clearances
Wheelbase:
130.0 inches (3302 mm)
Overall Length:
219.5 inches (5575 mm)
Width:
79.1 inches (2009 mm)
Height:
76.7 inches (1948 mm)
Cargo Volume Behind 3Rd Row:
Approximately 15.0 cubic feet (425 liters)
Cargo Volume Behind 2Nd Row:
Approximately 95.0 cubic feet (2690 liters)
Cargo Volume Behind 1St Row:
Approximately 136.5 cubic feet (3865 liters)
Curb Weight:
Approximately 5,500 - 6,200 lbs (2495 - 2812 kg), depending on configuration
Towing Capacity:
Up to 8,400 - 10,000 lbs (3810 - 4536 kg), depending on engine and towing package
Oil Change Interval:
Every 3,000-7,500 miles or 6 months, depending on oil type and driving conditions (consult manual for specific recommendations)
Transmission Fluid Change:
Every 30,000-100,000 miles, depending on usage (severe use requires more frequent changes - consult manual)
Coolant Flush Interval:
Every 30,000-100,000 miles or 2-5 years (depending on coolant type)
Engine Oil Type:
SAE 5W-30 (synthetic blend or full synthetic recommended for best performance and protection)
Transmission Fluid Type:
Dexron III/VI Automatic Transmission Fluid (ATF)
Coolant Type:
GM P/N 12378515 (Green), or equivalent Dex-Cool (Orange) coolant for later models if specified
Common Issues:
Coolant leaks (heater core, intake manifold gaskets), transmission issues (slipping, torque converter shudder), dashboard pixelation, rear liftgate struts, fuel pump failure, ABS sensor issues, exhaust manifold cracks
Routine Inspections:
Regular inspection of suspension components, brake lines, exhaust system, and driveshaft U-joints is crucial.
Chevrolet SUV Legacy:
Continuation of Chevrolet's long history in producing large, capable SUVs designed for families and utility.
Gmt800 Platform:
Based on the GMT800 platform, shared with Silverado, Sierra, Yukon, and Escalade. Introduced a more modern design and improved chassis compared to previous generations.
Manufacturing Locations:
Primarily Janesville, Wisconsin, USA
Key Updates During Generation:
Minor styling refreshes, introduction of StabiliTrak stability control, enhanced interior features, updated infotainment options.
