Engine Mechanical:
Engine disassembly, assembly, internal components, cylinder head, block, pistons, crankshaft, camshafts, timing system, lubrication, cooling.
Engine Fuel System:
Fuel injection systems (MPI/SPI depending on variant), carburetion (early models), fuel pump, injectors, lines, filters, evaporative emission controls.
Engine Ignition System:
Ignition timing, spark plugs, coils, distributor (if applicable), ignition control module.
Engine Exhaust System:
Exhaust manifolds, catalytic converter, mufflers, pipes, emissions controls.
Transmission Manual:
Clutch, gearbox (5-speed likely), components, overhaul, fluid specifications.
Transmission Automatic:
Automatic transmission (if applicable), internal components, torque converter, hydraulic controls, overhaul, fluid specifications.
Drivetrain 4Wd:
Transfer case operation and repair, front and rear differentials, driveshafts, CV joints, hub mechanisms.
Suspension Front:
Independent front suspension (likely torsion bar or coil spring), control arms, ball joints, bushings, shock absorbers, steering knuckle.
Suspension Rear:
Multi-link or leaf spring rear suspension, shock absorbers, bushings.
Steering:
Power steering system, pump, rack and pinion or steering box, tie rods, steering column, wheel alignment specifications.
Brakes Front:
Disc brake system, calipers, pads, rotors, lines, master cylinder.
Brakes Rear:
Drum or disc brake system, shoes/pads, drums/rotors, parking brake mechanism.
Electrical System Charging:
Alternator, battery, voltage regulator, wiring diagrams.
Electrical System Starting:
Starter motor, starter solenoid, ignition switch.
Electrical System Lighting:
Headlights, taillights, brake lights, turn signals, interior lighting, wiring.
Electrical System Accessories:
Wipers, horn, power windows, power locks (if equipped), radio, HVAC controls.
Body Exterior:
Body panel removal and installation, doors, hood, tailgate, bumpers, glass, trim.
Body Interior:
Dashboard, seats, carpets, door panels, headliner, trim components.
HVAC System:
Heater core, A/C system components (compressor, condenser, evaporator), blower motor, controls, refrigerant handling.
Routine Maintenance:
Oil changes, filter replacements, fluid checks and changes, tire rotation, tune-ups.
Diagnostic Troubleshooting:
Step-by-step procedures for diagnosing common and uncommon problems across all systems.
Engine Repair:
Complete engine rebuilds, cylinder head gasket replacement, timing belt/chain service, piston ring replacement, bearing replacement.
Transmission Repair:
Clutch replacement, manual gearbox overhaul, automatic transmission fluid service and potential rebuild procedures.
Brake System Repair:
Brake pad/shoe replacement, rotor/drum resurfacing or replacement, caliper/wheel cylinder overhaul, brake bleeding.
Suspension Steering Repair:
Component replacement (ball joints, tie rods, bushings), shock absorber/strut replacement, steering system repair.
Electrical Diagnostics:
Troubleshooting wiring issues, component testing, fuse/relay identification and testing.
Body Panel Repair:
Minor bodywork, dent removal, panel alignment, rust repair considerations.
HVAC Repair:
A/C system servicing, leak detection, component replacement, heater core replacement.
Depth:
Comprehensive, covering everything from basic maintenance to full engine and transmission rebuilds, including electrical system diagnostics and component-level repair.
Specifications:
Includes detailed torque specifications, clearances, fluid capacities, electrical component resistance values, diagnostic trouble codes (DTCs), and alignment angles.
Wiring Diagrams:
Detailed electrical wiring diagrams for all major systems, crucial for troubleshooting electrical faults.
Oil Change Interval:
Every 3,000 - 5,000 miles or 3-6 months (owner's manual recommendation, consult manual for specific interval).
Service Intervals Filters
Oil Filter Replacement:
With every oil change.
Air Filter Replacement:
Every 15,000 - 30,000 miles or as needed based on driving conditions (consult manual).
Fuel Filter Replacement:
Every 30,000 - 60,000 miles (consult manual).
Fluid Specifications Engine Oil
Engine Oil Type:
API SF or SG service classification, SAE 10W-30 or 10W-40 (check manual for specific ambient temperature recommendations).
Engine Oil Capacity Quarts:
Approx. 5.3 quarts (with filter change).
Fluid Specifications Coolant
Coolant Type:
Ethylene Glycol based antifreeze, typically a 50/50 mix with distilled water.
Fluid Specifications Transmission Manual
Manual Transmission Fluid Type:
API GL-4, SAE 75W-90 or 80W-90 gear oil (consult manual for exact specification).
Fluid Specifications Transmission Automatic
Automatic Transmission Fluid Type:
Dexron II or equivalent (consult manual for specific type).
Fluid Specifications Differential Fluid
Front Rear Differential Fluid Type:
API GL-5, SAE 80W-90 gear oil (consult manual).
Fluid Specifications Transfer Case
Transfer Case Fluid Type:
API GL-4 or GL-5, SAE 75W-90 or 80W-90 gear oil (consult manual).
Fluid Specifications Brake Fluid
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid.
Engine Performance:
Valve seat recession on early models if running leaded fuel, carburetor issues (if equipped), timing chain noise (tensioner wear).
Suspension:
Wear in ball joints, tie rod ends, and bushings due to off-road use; potential for torsion bar sag affecting ride height.
Electrical:
Corrosion in wiring connectors, starter motor wear, alternator issues, dashboard warning light malfunctions.
Rust:
Prone to rust in common areas such as rocker panels, wheel wells, and chassis frame, especially in areas with road salt.
4Wd System:
Transfer case linkages can seize, manual hubs can become difficult to operate if not serviced.
Cooling System:
Radiator leaks, thermostat failure, water pump seals can fail with age.