Engine Mechanical:
Engine removal/installation, cylinder head, pistons, connecting rods, crankshaft, camshafts, timing system, lubrication system, cooling system, fuel system components, exhaust system, emission controls
Engine Performance:
Engine diagnostics, combustion analysis, performance tuning (within specified parameters), overheating causes and cures
Transmission Automatic:
Transmission removal/installation, internal components, torque converter, valve body, solenoids, seals, fluid and filter changes, diagnostics, electronic controls
Transmission Manual:
Transmission removal/installation, internal components, clutch system, fluid changes, diagnostics
Drivetrain Axles Differentials:
Front and rear axle removal/installation, differential overhaul, axle shafts, seals, bearings, fluid capacities and specifications, 4WD system operation and repair
Brakes:
Front and rear brake system diagnosis and repair, disc brake calipers, rotors, pads, brake lines, master cylinder, power brake booster, ABS (Anti-lock Braking System) components and diagnosis, parking brake system
Suspension Steering:
Front and rear suspension component diagnosis and replacement (ball joints, control arms, tie rods, sway bars, shock absorbers/struts), steering system components (steering gear, power steering pump, steering column), wheel alignment procedures and specifications
Electrical Chassis:
Wiring diagrams, lighting systems (headlights, taillights, interior lights), power windows, power locks, mirrors, horn, wipers, wash ers, power seats, trailer towing electrical connections
Electrical Engine Control:
ECM/PCM (Engine Control Module/Powertrain Control Module) diagnostics, sensors (crankshaft position, camshaft position, O2, MAP, MAF, TPS, knock sensors), actuators (fuel injectors, ignition coils), CAN bus communication
Electrical Body Control:
BCM (Body Control Module) functions, comfort and convenience features, airbag system (SRS) diagnosis and component replacement (cautionary procedures), security system, keyless entry
HVAC:
Heating, Ventilation, and Air Conditioning system diagnosis and repair, A/C compressor, condenser, evaporator, refrigerant handling (safety and legal requirements), blower motor, climate control modules
Body Interior:
Interior trim removal and installation, dashboard components, seats, door panels, headliner, carpeting
Body Exterior:
Exterior trim, bumpers, fenders, hood, doors, tailgate, mirrors, glass replacement (windshield, side glass), seals, body panel alignment
Frame Chassis:
Frame inspection, corrosion repair (general guidance), crossmembers, mounting points
Routine Maintenance:
Oil and filter changes, air filter replacement, fuel filter replacement, spark plug replacement, coolant flushes, brake fluid changes, differential fluid changes, transmission fluid changes, lubrication points
Troubleshooting Diagnostics:
System-by-system diagnostic charts, symptom-based troubleshooting, diagnostic trouble codes (DTCs) interpretation, electrical circuit testing, use of diagnostic scan tools
Engine Repair:
Engine tune-ups, valve adjustment, head gasket replacement, timing belt/chain replacement, piston ring replacement, bearing replacement, oil pump overhaul, complete engine rebuild procedures
Transmission Repair:
Clutch replacement, transmission internal component repair, seal replacement, transmission fluid and filter service, torque converter replacement
Brake System Repair:
Brake pad and rotor replacement, caliper overhaul, brake line replacement, master cylinder replacement, power booster replacement, bleeding brake system, ABS component replacement
Suspension Steering Repair:
Ball joint replacement, control arm replacement, tie rod replacement, shock absorber/strut replacement, wheel bearing replacement, power steering system repair, steering gear replacement
Electrical System Repair:
Component testing and replacement (alternator, starter, battery, sensors, actuators), wiring harness repair, fuse and relay testing, diagnostic connector access, common electrical fault diagnosis
HVAC System Repair:
A/C system recharge, leak detection and repair, component replacement (compressor, condenser, expansion valve), blower motor replacement, heater core replacement
Body Panel Repair:
Door hinge adjustment, latch repair, window regulator replacement, mirror replacement, handle replacement, minor body panel alignment
Depth:
Comprehensive (from basic maintenance to complete overhaul and diagnostics)
Diagnostic Tools Required:
Basic hand tools, torque wrenches, diagnostic scan tool (OBD-II), multimeter, specialized tools (e.g., for fuel system pressure testing, brake bleeding, suspension components)
Special Procedures:
Detailed procedures for critical components like airbag system servicing, fuel system pressure release, transmission calibration, engine and transmission electronic control module (ECM/PCM) programming (if applicable)
Oil Change Interval:
Every 6,000 - 8,000 miles or 6-12 months, depending on driving conditions (refer to manual for severe service recommendations)
Engine Air Filter Replacement:
Every 15,000 - 30,000 miles or as needed based on inspection
Cabin Air Filter Replacement:
Every 15,000 - 30,000 miles or annually
Spark Plug Replacement 3.7L V6:
Approx. 100,000 miles (uses Iridium spark plugs)
Spark Plug Replacement 4.7L V8:
Approx. 100,000 miles (uses Iridium spark plugs)
Spark Plug Replacement 5.7L Hemi:
Approx. 100,000 miles (uses Iridium spark plugs)
Transmission Fluid Change:
Every 60,000 - 100,000 miles, or more frequently under severe use (refer to manual for specific transmission type)
Coolant Replacement:
Initial fill is long-life; subsequent flushes typically at 100,000 miles or 5 years
Engine Oil 3.7L V6:
SAE 5W-20, API SN or newer, Chrysler MS-6395
Engine Oil 4.7L V8:
SAE 5W-20, API SN or newer, Chrysler MS-6395
Engine Oil 5.7L Hemi:
SAE 5W-20, API SN or newer, Chrysler MS-6395 (MDS requires specific oil properties)
Coolant:
OAT (Organic Acid Technology) HOAT (Hybrid Organic Acid Technology) Antifreeze/Coolant, blue in color (e.g., Mopar 10 Year/100,000 Mile Formula)
Power Steering Fluid:
Mopar Power Steering Fluid or equivalent (specific type depends on steering system, typically ATF+4 or a dedicated power steering fluid)
Common Wear Items:
Ball joints, tie rod ends, sway bar links, water pump, catalytic converter (especially on earlier models), exhaust manifolds (5.7L HEMI can be prone to cracking or warping), pinion seal, fuel pump
Electrical Gremlins:
Commonly reported issues include power window failures, HVAC blower motor resistor failures, and intermittent issues related to body control modules or TIPM (Total Integrated Power Module)
Engine Specific Notes:
5.7L HEMI: Exhaust manifold leaks/cracks, Hemi Tick (lifter noise due to MDS system), oil cooler line leaks. 4.7L V8: Known for head gasket issues if overheated, potential for premature camshaft/lifter wear.
Transmission Notes:
42RLE and 545RFE can experience solenoid issues or torque converter shudder if fluid is not maintained.