Engine Mechanical:
Engine assembly, cylinder head, valve train, pistons, crankshaft, lubrication system, cooling system
Engine Fuel And Emissions:
Fuel injection system, fuel pump, injectors, evaporative emission control (EVAP), exhaust system components
Engine Ignition And Starting:
Ignition system components (coils, plugs), starter motor, charging system (alternator, battery)
Transmission Automatic:
Automatic transmission operation, overhaul, diagnostic trouble codes (DTCs), fluid service
Transmission Manual:
Manual transmission operation, overhaul, clutch system, fluid service
Drivetrain:
Front and rear axles, differentials, drive shafts, CV joints, four-wheel-drive system (if applicable)
Suspension Front:
Independent front suspension components, shock absorbers, springs, control arms, ball joints
Suspension Rear:
Rear axle (solid or independent), leaf springs or coil springs, shock absorbers, bushings
Steering:
Power steering system, steering column, steering gear/rack and pinion, tie rods
Brakes Front:
Disc brake system, calipers, pads, rotors, hydraulic lines
Brakes Rear:
Disc or drum brake system, calipers/wheel cylinders, pads/shoes, rotors/drums, parking brake system
Wheels And Tires:
Tire pressure specifications, wheel torque, tire rotation
Body And Frame:
Frame construction, body panel removal and installation, doors, hood, tailgate
Interior Trim:
Dashboard removal, door panel removal, seat removal, headliner
Climate Control:
Air conditioning system (refrigerant, compressor, evaporator, condenser), heater core, blower motor
Electrical Lighting:
Headlights, taillights, interior lights, fog lights
Electrical Instrumentation:
Instrument cluster, gauges, warning lights
Electrical Audio:
Radio, speakers, antenna
Electrical Power Accessories:
Power windows, power door locks, remote keyless entry
Safety Systems:
Airbag system (SRS), seat belt operation and maintenance
Preventive Maintenance:
Oil changes, filter replacements, fluid checks and top-offs, lubrication points, tire rotation
Engine Diagnostics:
Troubleshooting engine performance issues, DTC reading and interpretation, fuel system pressure testing
Engine Repair:
Engine overhaul procedures, cylinder head gasket replacement, timing belt/chain service, piston and rod replacement
Transmission Diagnostics:
Automatic transmission shifting issues, manual transmission clutch engagement problems
Transmission Repair:
Transmission fluid and filter change, clutch replacement, transmission overhaul
Brake System Service:
Brake pad and rotor replacement, brake caliper service, brake fluid flush and bleed
Suspension And Steering Repair:
Ball joint replacement, tie rod end replacement, shock absorber/strut replacement, power steering pump replacement
Electrical Troubleshooting:
Diagnosis of electrical faults using multimeter and wiring diagrams, charging system testing, starter system testing
HVAC Service:
AC system leak detection, refrigerant recharge, blower motor replacement, heater core replacement
Body Panel Repair:
Door alignment, panel replacement, bumper repair
Wheel Alignment:
Specifications and adjustments for camber, caster, and toe
Airbag System Diagnosis:
Troubleshooting airbag warning lights, component testing
Depth Of Coverage:
Comprehensive (designed for professional technicians but accessible for advanced DIYers)
Diagnostic Procedures:
Detailed diagnostic flowcharts and symptom-based troubleshooting guides
Repair Procedures:
Step-by-step instructions with torque specifications, special tool requirements, and critical data
Specification Data:
Includes torque values, clearances, fluid capacities, and electrical data
Wiring Diagrams:
Full color, detailed wiring schematics for all vehicle systems
Troubleshooting Charts:
Extensive charts for diagnosing common and uncommon issues
Engine Oil Change:
Every 3,750 miles or 3 months (severe service), or 7,500 miles or 6 months (normal service), refer to manual for exact type.
Engine Oil Filter Change:
With every oil change
Engine Coolant Flush:
Every 30,000 miles or 24 months
Transmission Fluid Change Auto:
Every 30,000 miles or 24 months
Transmission Fluid Change Manual:
Every 45,000 miles or 36 months
Spark Plug Replacement:
Every 60,000 miles (typical for standard plugs), consult manual for specific type and interval
Timing Belt Replacement:
Not applicable, equipped with timing chain for 6VE1, and timing belt for 4ZE1 (check manual for interval)
Engine Oil Type:
API SG or higher, SAE 5W-30 or 10W-30 (depending on climate). Consult manual for exact specifications.
Engine Oil Capacity 2 6L:
Approx. 5.1 quarts (4.8 liters) with filter
Engine Oil Capacity 3 2L:
Approx. 6.0 quarts (5.7 liters) with filter
Transmission Fluid Type Auto:
Dexron III or equivalent (check manual for specific part number)
Transmission Fluid Capacity Auto:
Approx. 8.1 quarts (7.7 liters)
Transmission Fluid Type Manual:
API GL-4 or GL-5, SAE 75W-90 gear oil (check manual)
Transfer Case Fluid Type:
API GL-4 or GL-5, SAE 75W-90 gear oil (check manual)
Differential Fluid Front Type:
API GL-5, SAE 75W-90 or 80W-90 gear oil (check manual)
Differential Fluid Rear Type:
API GL-5, SAE 75W-90 or 80W-90 gear oil (check manual)
Coolant Type:
Isuzu Long Life Coolant or equivalent (typically a green ethylene glycol based)
Cooling System Leaks:
Radiator and hose leaks can be common with age; thermostat housing leaks.
Exhaust Manifold Cracks:
Cracks in exhaust manifolds, particularly on the V6, due to heat cycles.
Power Steering Pump:
Occasional failure of the power steering pump leading to stiffness or leaks.
ABS Sensor Failure:
ABS wheel speed sensors can fail, triggering the ABS warning light.
Interior Rattles And Squeaks:
Common in older SUVs, often related to interior trim panels.
Rear Main Seal Leaks:
Rear main engine seal leaks can occur with higher mileage.
Cv Joint Boots:
Torn CV joint boots can lead to premature wear and clicking noises.