2023 Chrysler 300 Service and Repair Manual

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Factory-Grade Data

2023 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
  • Base Sport Utility 4-Door
  • LT Sport Utility 4-Door
  • B Sport Utility 4-Door
  • LS Sport Utility 4-Door
  • A Sport Utility 4-Door
  • Touring L Sedan 4-Door
  • C 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
  • 6.4L 6424CC 392Cu. In. V8 GAS OHV 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

2023 Chrysler 300 Recalls & Complaints

NHTSA #24V11200015/02/2024Component: PARKING BRAKE

Chrysler (FCA US, LLC) is recalling certain 2023 Chrysler 300, Dodge Charger, and Dodge Challenger vehicles. The parking brake may be improperly adjusted, which can result in a vehicle roll away. As

Consequence

A vehicle roll away increases the risk of a crash or injury.

Remedy

Dealers will properly adjust the parking brake, free of charge. Owner notification letters were mai

TSB #11031468

New Key Will Not Program, 0x22 Scan Tool Error

TSB #11030269

Backup Camera Poor Image Quality Inspection

TSB #11030229

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): **P0111-00 - In

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 #11030035

Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On

TSB #11028904

Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS Related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On

TSB #11028742

Hemi Water Pump Coolant Leak Inspection

Showing the 8 most recent of 116 technical service bulletins on file with NHTSA.

20250217Component: UNKNOWN OR OTHERCrash reported

I was backing out of my friend's driveway and hit a pole. My sensors did not beep at me indicating that there was something behind me. I realize I should have paid more attention but the sensors shoul

20250217Component: BACK OVER PREVENTION: WARNINGSCrash reported

I was backing out of my friend's driveway and hit a pole. My sensors did not beep at me indicating that there was something behind me. I realize I should have paid more attention but the sensors shoul

20250217Component: LANE DEPARTURE: BLIND SPOT DETECTIONCrash reported

I was backing out of my friend's driveway and hit a pole. My sensors did not beep at me indicating that there was something behind me. I realize I should have paid more attention but the sensors shoul

20250102Component: AIR BAGSCrash reported

My son was in a car accident where he was cut off but able to come to a stop and then he was rear ended which cause his car to hit the car in front of him. His head hit the steering wheel and knocked

20260515Component: SERVICE BRAKES

The brake rotors on my 2023 Chrysler 300C failed prematurely at 25,000 miles. The vehicle is equipped with a factory-installed Brembo four-piston high-performance brake system. The failure presented a

Showing the 5 most serious of 9 complaints filed with NHTSA.

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