Engine Mechanical:
Engine assembly, cylinder head, block, crankshaft, pistons, connecting rods, camshafts, timing components, lubrication system, cooling system, fuel system (mechanical), intake manifold, exhaust manifold.
Engine Electrical:
Ignition system, fuel injection system (electronic), starter motor, alternator, battery, engine control module (ECM), sensors (crankshaft position, camshaft position, O2, MAP, etc.), emission control systems (EVAP).
Transmission Automatic:
45RFE, 48RE transmission service, overhaul, hydraulic controls, torque converter, valve body, electronic controls, fluid specifications, shift solenoids, electrical connectors.
Transmission Manual:
NV3500, NV4500 transmission service, overhaul, clutch system, gear selection, lubrication, clutch hydraulics, clutch release bearing.
Drivetrain:
Front axle, rear axle, differential, driveshafts, U-joints, CV joints, transfer case (NV241DHD, NV243HD, NV271D), axle ratios, lubrication.
Suspension:
Front suspension (independent torsion bar, coil spring options), rear suspension (leaf springs), control arms, ball joints, tie rod ends, shock absorbers, springs, sway bars, alignment specifications.
Steering:
Power steering system, steering gear, power steering pump, steering linkage, steering column, steering wheel, alignment procedures.
Brakes:
Front disc brakes, rear drum brakes (or disc options), hydraulic system, master cylinder, brake booster, ABS system, brake fluid specifications, parking brake system, brake component replacement.
Electrical System:
Battery, charging system, starting system, lighting (headlights, taillights, interior), horn, wipers, power windows, power locks, mirrors, fuses, relays, wiring diagrams, body control module (BCM).
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system, AC compressor, condenser, evaporator, refrigerant, blower motor, climate control panel, dashboard vents, cabin air filter replacement.
Body Interior:
Body panel removal and installation, door mechanisms, interior trim, upholstery, dashboard assembly, seat removal and installation, headliner, body sealing, weatherstripping.
Body Exterior:
Bumpers, fenders, hood, grille, doors, tailgate, bed, glass, mirrors, exterior lighting, body repair, paint codes, rust prevention.
Chassis Frame:
Frame inspection, repair, rustproofing, mounting points for suspension and drivetrain components.
Diagnostic Troubleshooting:
Diagnostic Trouble Codes (DTCs) lookup, symptom-based troubleshooting guides, flowcharts, electrical schematics for diagnosing issues.
Preventative Maintenance:
Oil changes, filter replacements (oil, air, fuel, cabin), fluid checks and top-offs, tire rotations, brake inspections, battery maintenance.
Engine Repair:
Engine tune-ups, component replacement (spark plugs, coils, injectors, sensors), timing belt/chain service, head gasket replacement, internal engine rebuilds.
Transmission Service:
Fluid and filter changes, transmission overhaul, clutch replacement, transmission control module (TCM) diagnostics.
Brake System Service:
Brake pad and rotor replacement, brake caliper service, brake fluid bleeding, master cylinder and booster replacement, ABS component diagnostics and replacement.
Suspension Steering Service:
Component replacement (shocks, struts, ball joints, tie rods), wheel alignment, power steering system repair.
Electrical Diagnostics:
Wiring harness repair, connector troubleshooting, module programming, component testing, use of scan tools.
HVAC System Repair:
Refrigerant recharge, leak detection, component replacement (compressor, condenser, evaporator), blower motor replacement, heater core service.
Body Work Repair:
Panel alignment, dent repair, rust remediation, glass replacement, door and tailgate adjustment.
Tire Wheel Service:
Tire mounting and balancing, wheel bearing replacement, lug nut torque specifications, TPMS (Tire Pressure Monitoring System) diagnostics.
Depth Level:
Comprehensive Rebuild and Overhaul
Diagnostic Capability:
Advanced diagnostic procedures, use of OE scan tools and specialized equipment.
Specification Detail:
Detailed torque specifications, clearances, fluid capacities, and electrical values.
Oil Change Interval:
Every 3,000-5,000 miles (4,800-8,000 km) or 3-6 months, depending on driving conditions.
Air Filter Replacement:
Inspect every 15,000 miles (24,000 km), replace as needed.
Spark Plug Replacement:
4.7L V8: 100,000 miles (160,000 km) (platinum); 5.7L HEMI V8: 100,000 miles (160,000 km) (platinum).
Transmission Fluid Change:
Every 30,000-60,000 miles (48,000-96,000 km) for automatic, depending on towing/severe use.
Engine Oil 4.7L:
SAE 5W-30 Synthetic (API certified)
Engine Oil 5.7L:
SAE 5W-20 Synthetic (API certified) - *Crucial for HEMI operation.*
Coolant:
HOAT (Hybrid Organic Acid Technology) type, Mopar OAT or equivalent, typically 50/50 mix with distilled water.
Ignition Coils:
Premature failure of ignition coils can lead to misfires, rough idle, and check engine lights.
Catalytic Converter:
Can become clogged or fail, affecting engine performance and emissions.
Transmission Solenoids:
Shifting issues or 'limp mode' can be caused by failing transmission solenoids in the 45RFE/48RE.
Rear Main Seal:
Potential for oil leaks from the rear main seal, especially on higher-mileage vehicles.
Radiator Fan Clutch:
Failure of the fan clutch can lead to overheating or reduced cooling efficiency.