2018 Chrysler 300 Service and Repair Manual

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Factory-Grade Data

2018 Chrysler 300 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • SS Sport Utility 4-Door
  • B Sport Utility 4-Door
  • Base Sport Utility 4-Door
  • LS Sport Utility 4-Door
  • A Sport Utility 4-Door
  • LT Sport Utility 4-Door
  • Touring L Sedan 4-Door
  • Hemi Sedan 4-Door
  • C Sedan 4-Door
  • Limited Sedan 4-Door
  • 3.6 Sedan 4-Door
  • Touring Sedan 4-Door
  • S Sedan 4-Door

Engines covered

  • 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated
  • 4.2L 256Cu. In. l6 GAS DOHC Naturally Aspirated
  • 5.3L 5328CC 325Cu. In. V8 GAS OHV Naturally Aspirated
  • 3.6L 3604CC 220Cu. In. V6 FLEX DOHC Naturally Aspirated
  • 3.6L 3604CC 220Cu. In. V6 GAS DOHC Naturally Aspirated
  • 5.7L 345Cu. In. V8 GAS OHV Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2018 Chrysler 300 Recalls & Complaints

NHTSA #24V19800014/03/2024Component: AIR BAGS:SIDE/WINDOW:CURTAIN:INFLATOR

Chrysler (FCA US, LLC) (Stellantis) is recalling certain 2018-2021 Dodge Charger and Chrysler 300 vehicles. The right and left side curtain air bag inflators may rupture due to a manufacturing defect

Consequence

An inflator rupture may result in sharp metal fragments striking occupants, resulting in injury or d

Remedy

Dealers will replace both side curtain air bags, free of charge. Owner notification letters were ma

NHTSA #18V52400009/08/2018Component: ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD

Chrysler (FCA US LLC) is recalling certain 2018 Jeep Renegade, Compass and Grand Cherokee, RAM 1500 and Promaster, Fiat 500x, Dodge Journey, Challenger, Charger and Durango and Chrysler 300x vehicles,

Consequence

A vehicle stall can increase the risk of a crash.

Remedy

Chrysler will notify owners, and dealers will replace the powertrain control module, free of charge.

TSB #11030138

The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV, 8HP75-LCV, 8HP90, 8HP95. Transmissions may exhibit the following dia

TSB #11030042

Active Diagnostic Trouble Code (DTC) B1A10-00, B1A11-00, B1A12- 00, B1A13-00-, B1A14-00, B1A15-00, B1A16-00, and B1A17-00 in The Radio Frequency Hub (RFH)

TSB #11026651

Verify "Z" part number availability. Order a "Z" part number for all Exchange Orders: Warranty, Mopar, Customer pay and Service contract. Order"68" part number for New unsold units only

TSB #11025727

PAD KIT - REAR DISC BRAKE, FRONT DISC BRAKE

TSB #11025724

PAD KIT - REAR DISC BRAKE, FRONT DISC BRAKE

TSB #11025028

Engine Oil Leak

TSB #11022012

Aluminum Body Panel Corrosion Repair Aluminum corrosion or bubbling along the leading edge of hood, hinges or other exterior surface areas of the hinges, doors, fenders, swing gates or liftgates.

TSB #11022011

Aluminum Body Panel Corrosion Repair Aluminum corrosion or bubbling along the leading edge of hood, hinges or other exterior surface areas of the hinges, doors, fenders, swing gates or liftgates.

Showing the 8 most recent of 224 technical service bulletins on file with NHTSA.

20191031Component: WHEELSCrash reported2 injured

TL* THE CONTACT OWNS A 2018 CHRYSLER 300. WHILE DRIVING 5 MPH AND MAKING A LEFT TURN, THE FRONT PASSENGER SIDE WHEEL CONTINUED TO MOVE IN A STRAIGHT LINE. AS A RESULT, THE VEHICLE STRUCK A CURB. THE C

20181119Component: AIR BAGSCrash reported2 injured

TL* THE CONTACT OWNS A 2018 CHRYSLER 300. WHILE DRIVING 55 MPH, THE CONTACT'S VEHICLE WAS CUT OFF BY ANOTHER VEHICLE. THE CONTACT SWERVED OFF THE ROAD AND CRASHED INTO TWO TREES. THE AIR BAGS FAILED T

20190523Component: AIR BAGSCrash reported1 injured

TL* THE CONTACT OWNED A 2018 CHRYSLER 300. THE CONTACT STATED THAT WHILE DRIVING ABOUT 65 MPH, THE VEHICLE IN FRONT CRASHED INTO A STATIONARY VEHICLE, CAUSING THE CONTACT'S 'VEHICLE TO STOP ABRUPTLY A

20181120Component: AIR BAGSCrash reported1 injured

TAKATA RECALL AIRBAG DID NOT DEPLOY AT 70 MPH SPEED AND IMPACT. CAR WAS IN MOTION ON HIGHWAY UNTIL IT RAN OFF THE ROAD INTO AN EMBANKMENT. *DT *JB

20180920Component: BACK OVER PREVENTION: SENSING SYSTEM: CAMERACrash reported1 injured

TL* THE CONTACT OWNS A 2018 CHRYSLER 300. WHILE DRIVING 35 MPH, THE CONTACT DEPRESSED THE BRAKE PEDAL AND THE ABS MALFUNCTIONED AND THE BRAKE PEDAL PULSATED. AS A RESULT, THE CONTACT CRASHED INTO THE

Showing the 5 most serious of 207 complaints filed with NHTSA.

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