Engine Mechanical:
All engine options (e.g., 5.9L Magnum V8, 4.7L Magnum V8, 5.9L Cummins Turbo Diesel), including disassembly, assembly, diagnostics, and specifications.
Fuel System:
Fuel delivery, injection systems (MPI for gasoline, common rail for diesel), fuel pumps, injectors, pressure testing, and diagnostics.
Exhaust System:
Exhaust manifolds, catalytic converters, mufflers, emissions controls, and oxygen sensors.
Transmission Automatic:
4-speed 46RE, 48RE (for gasoline V8 and some diesel applications), diagnostics, overhaul, and fluid specifications.
Transmission Manual:
NV3500, NV4500 (for gasoline and diesel applications), clutch system, diagnostics, and overhaul.
Drivetrain Transfer Case:
NV241HD, NV273 (for 4WD models), operation, fluid types, and maintenance.
Drivetrain Axles:
Front and rear axle assembly, differentials (open, limited-slip), gear ratios, bearings, seals, and fluid specifications.
Suspension Front:
Independent front suspension (IFS) with torsion bars, control arms, ball joints, bushings, steering linkage, alignment specifications.
Steering:
Power steering system, pump, gearbox/rack and pinion, steering column, tilt mechanisms, and troubleshooting.
Brakes Front:
Front disc brakes, caliper replacement, rotor machining/replacement, pad replacement, hydraulic lines, and ABS system diagnostics.
Electrical System Charging:
Alternator, voltage regulator, battery testing, and charging system diagnostics.
Electrical System Lighting:
Headlights, taillights, brake lights, turn signals, interior lighting, bulb replacement, and wiring diagrams.
Electrical System Accessories:
Power windows, power door locks, mirrors, wipers, horn, sound system, and accessory circuits.
Body Interior:
Seats, dashboard, door panels, trim, carpet, headliner, HVAC controls, and interior components.
Body Exterior:
Doors, hood, fenders, tailgate, bumpers, body panels, glass replacement, and weatherstripping.
HVAC System:
Air conditioning, heating, blower motor, evaporator, condenser, refrigerant, and system diagnostics.
Safety Systems Airbags:
Airbag system operation, SRS module diagnostics, sensor replacement, and related wiring.
Ignition:
Spark plugs, ignition coils, distributor (if applicable), timing, and electronic ignition system (ECU) diagnostics.
Cooling:
Radiator, water pump, thermostat, coolant types, capacity, cooling fan operation, and diagnostics.
Lubrication:
Oil pump, oil filter, oil pressure, capacities, and recommended lubricants.
Suspension Rear:
Solid rear axle with leaf springs, shock absorbers, U-bolts, and bushings.
Brakes Rear:
Rear disc or drum brakes (depending on configuration), caliper/wheel cylinder replacement, rotor/drum service, parking brake system.
Electrical System Starting
Electrical System Starting:
Starter motor, starter solenoid, ignition switch, and starting system diagnostics.
Safety Systems ABS:
Anti-lock Braking System (ABS) components, wheel speed sensors, hydraulic control unit (HCU), and diagnostic procedures.
OBD Ii:
On-Board Diagnostics (OBD-II) system, diagnostic trouble codes (DTCs), scan tool usage, and troubleshooting charts.
Scheduled Maintenance:
Detailed maintenance schedules, oil change intervals, filter replacements, fluid checks, and inspections.
Troubleshooting Charts:
Systematic troubleshooting guides for common problems, symptom-based diagnosis, and repair procedures.
Repair Procedures:
Step-by-step instructions for component removal, installation, and repair, including torque specifications.
Exploded Views:
Detailed exploded diagrams of various components and systems for easier identification and reassembly.
Depth:
Covers everything from basic fluid changes and filter replacements to complete engine and transmission overhauls, including advanced electrical diagnostics and bodywork repairs.
Oil Change Gasoline:
Every 3,000-7,500 miles, or 6 months, depending on oil type and driving conditions (refer to manual for exact spec).
Oil Change Diesel:
Every 7,500-15,000 miles, or 6-12 months, depending on oil quality and operating conditions.
Engine Oil Gasoline:
SAE 5W-30 or 10W-30 (depending on temperature), API Certified (refer to manual for exact spec).
Engine Oil Diesel:
API CG-4 or CH-4, SAE 15W-40 (conventional) or 5W-40 (synthetic), typically 10-13 quart capacity.
Transmission Fluid Automatic:
ATF+4 (or equivalent Mopar specifications for the 46RE/48RE).
Transmission Fluid Manual:
GL-3 or GL-4 rated gear oil (refer to manual for specific viscosity).
Coolant:
Mopar OAT (Olds Antifreeze Type) or equivalent HOAT (Hybrid OAT), typically a 50/50 mix of coolant and distilled water.
Differential Fluid Front Rear:
API GL-5 rated gear oil, viscosity varies by temperature (e.g., 75W-90 or 75W-140). Check for limited-slip additive if equipped.
Gasoline Engine Common:
Intake manifold gasket leaks, minor oil leaks, spark plug issues (plugs seizing in heads on some 4.7L engines).
Diesel Engine Common:
Lift pump failures, injector issues, VP44 injection pump failures (on earlier 24v Cummins), occasional turbocharger issues.
Transmission Common:
Overdrive planetary gear set failure in 46RE/48RE, clutch wear, torque converter issues. Manual transmissions generally robust but clutch wear is normal.
Suspension Steering Common:
Worn ball joints, tie rod ends, and steering box play due to the heavy nature of the trucks and their intended use.
Electrical Common:
Intermittent electrical issues, corroded connectors, problems with power window regulators and door lock actuators.