Engine Mechanical:
Complete overhaul, component testing, diagnosis, repair procedures for all engine variants.
Engine Performance:
Fuel system (injection, pressure, components), ignition system (spark plugs, coils, timing), emissions control systems.
Transmission Manual:
Diagnosis, repair, and overhaul of manual transmissions.
Transmission Automatic:
Diagnosis, repair, and overhaul of automatic transmissions, including torque converter and valve body.
Drivetrain:
Front and rear axle assemblies, driveshafts, U-joints, CV joints, differentials.
Suspension:
Front and rear suspension components, alignment procedures, shock absorbers, springs, control arms.
Steering:
Power steering system diagnosis and repair, steering column, tie rods, steering gear.
Brakes:
Hydraulic system, ABS diagnosis and repair, brake rotor and pad replacement, brake caliper service.
Electrical System:
Charging system, starting system, battery, alternator, starter motor.
Lighting System:
Headlamps, tail lamps, interior lighting, bulb replacement, wiring diagrams.
Instrumentation:
Instrument cluster diagnosis and repair, gauges, warning lights.
Body Electrical:
Power windows, power locks, mirrors, seats, wipers, horns.
HVAC:
Heating, ventilation, and air conditioning system diagnosis, repair, refrigerant handling.
Chassis Electrical:
Trailer towing wiring, trailer brake controller wiring.
Body And Frame:
Body panel replacement, structural repairs, door, hood, tailgate service.
Interior Trim:
Dashboard, upholstery, trim panel removal and installation.
Exterior Trim:
Bumpers, grilles, moldings, emblems.
Safety Systems:
Airbag system diagnosis and repair, seatbelt mechanisms.
Diagnostic Troubleshooting:
Comprehensive troubleshooting guides for all systems, including symptom-based diagnostics.
Preventative Maintenance:
Scheduled maintenance intervals, fluid checks and changes, filter replacements, inspections.
Routine Repairs:
Component replacement procedures for wear items (e.g., brake pads, spark plugs, belts).
Major Repairs:
Engine and transmission rebuild procedures, suspension overhaul, driveline component replacement.
Diagnostic Procedures:
Step-by-step diagnostic routines for identifying malfunctions using specified tools and measurements.
Wiring Diagrams:
Detailed electrical schematics for all vehicle systems, including connector views and wire colors.
Troubleshooting Charts:
Flowcharts and tables for diagnosing common and complex problems.
Specifications Tables:
Torque specifications, clearances, fluid capacities, diagnostic data.
Component Removal Installation:
Detailed instructions for removing and installing virtually every component on the vehicle.
Special Tools:
Identification and usage of specialized tools required for specific repair procedures.
Depth:
Comprehensive factory-level detail suitable for professional technicians and advanced DIY enthusiasts.
Diagnostics:
Advanced diagnostic procedures, including the use of scan tools and interpreting diagnostic trouble codes (DTCs).
Rebuilds:
Complete engine and transmission rebuild specifications, including part tolerances and clearances.
Oil Change Interval:
Every 7,500 miles or 6 months (using synthetic blend or full synthetic oil), or 3,000 miles if using conventional oil and driving in severe conditions.
Engine Coolant Change:
Initial change at 7,500 miles, then every 30,000 miles thereafter.
Spark Plug Replacement 4.7L:
100,000 miles (using Iridium spark plugs, e.g., Champion RC12PEP)
Spark Plug Replacement 3.9L/2.5L:
30,000 miles (using conventional spark plugs, e.g., Champion RC12LYC)
Engine Oil Spec:
SAE 5W-30 (all engines) or SAE 10W-30 for 3.9L and 4.7L in temperatures above 0°F.
Engine Oil Capacity 2.5L:
4.5 US quarts (with filter)
Engine Oil Capacity 3.9L:
5.0 US quarts (with filter)
Engine Oil Capacity 4.7L:
6.0 US quarts (with filter)
Coolant Spec:
Mopar Antifreeze/Coolant (HOAT) 5/150
Common Problems:
Intake manifold gasket leaks (especially 4.7L V8), fuel pump issues, ABS sensor failures, rear main seal leaks, exhaust manifold cracks (4.7L).