2023 Ram 3500 Service and Repair Manual

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Factory-Grade Data

2023 Ram 3500 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 troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • Tradesman Cab & Chassis 4-Door
  • Limited Longhorn Cab & Chassis 4-Door
  • Laramie Cab & Chassis 4-Door
  • Limited Longhorn Extended Crew Cab Pickup 4-Door
  • Big Horn Extended Crew Cab Pickup 4-Door
  • Big Horn Standard Cab Pickup 2-Door
  • Limited Crew Cab Pickup 4-Door
  • SLT Cab & Chassis 4-Door
  • Limited Longhorn Crew Cab Pickup 4-Door
  • Tradesman Cab & Chassis 2-Door
  • Limited Extended Crew Cab Pickup 4-Door
  • Tradesman Crew Cab Pickup 4-Door
  • SLT Cab & Chassis 2-Door
  • Big Horn Crew Cab Pickup 4-Door
  • Laramie Crew Cab Pickup 4-Door
  • Limited Cab & Chassis 4-Door
  • Laramie Extended Crew Cab Pickup 4-Door
  • Tradesman Standard Cab Pickup 2-Door

Engines covered

  • 6.4L 6424CC 392Cu. In. V8 GAS OHV Naturally Aspirated
  • 6.7L 408Cu. In. l6 DIESEL OHV Turbocharged

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 Ram 3500 Recalls & Complaints

NHTSA #23V79900028/11/2023Component: STEERING:STEERING CONTROL MODULE

Chrysler (FCA US, LLC) is recalling certain 2023 Ram 1500 Classic, Ram 3500 Classic, 3500 Cab Chassis, 2023-2024 Ram 2500, 4500/5500 Cab Chassis, and Ram 3500 vehicles. The steering column control mo

Consequence

Turn signals and/or high beams that do not function as intended may cause confusion or reduced visib

Remedy

Dealers will update the steering column control module (SCCM) software, and inspect and replace the

NHTSA #23V65400028/09/2023Component: BACK OVER PREVENTION:DISPLAY FUNCTION

Chrysler (FCA US, LLC) is recalling certain 2022-2023 Ram 1500, Ram 3500 Cab Chassis with GVWR less than 10,000 lbs., and 2022-2024 Ram 2500 vehicles. The radio software may prevent the rearview imag

Consequence

A rearview camera that does not display an image reduces the driver's rear view, increasing the risk

Remedy

Dealers will update the radio software, free of charge. Owner notification letters were mailed Octo

NHTSA #24V19900014/03/2024Component: AIR BAGS:FRONTAL:DRIVER CLOCKSPRING/SPIRAL CASSETTE

Chrysler (FCA US, LLC) (Stellantis) is recalling certain 2023-2024 Ram 1500, Jeep Wrangler, Jeep Wagoneer, Jeep Grand Wagoneer, Chrysler Pacifica, Ram 3500, Ram 3500 cab chassis, Ram 2500, Ram 4500 ca

Consequence

An air bag that does not deploy in a crash can increase the risk of injury.

Remedy

Dealers will inspect and replace the steering column control module, as necessary free of charge. S

NHTSA #23V06000009/02/2023Component: ELECTRICAL SYSTEM:WIRING:RELAYS/SOLENOIDS

Chrysler (FCA US, LLC) is recalling certain 2021-2023 Ram 2500, 3500, 3500 Cab Chassis, and 4500, 5500 Cab Chassis vehicles equipped with a Cummins 6.7L Turbo Diesel engine. An electrical short may o

Consequence

An electrical short in the relay can result in an engine compartment fire with the ignition on or of

Remedy

Owners are advised to park outside and away from structures until the recall repair is complete. De

NHTSA #24V41300006/06/2024Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Chrysler (FCA US, LLC) is recalling certain 2023 Ram 1500, 2500, and 3500 vehicles. An insufficient weld in the transmission control unit can allow transmission fluid to leak on to electrical compone

Consequence

A loss of drive power or a loss of park function increase the risk of a crash.

Remedy

Dealers will replace the valve body and control unit, free of charge. Owner notification letters ar

TSB #11032842

Radio Message "Power Surge On USB Detected" Customers may comment on the following: The radio displays the message: Power surge on USB hub detected Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no

TSB #11032827

Replace K1 Clutch / Input Shaft Assembly Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): P0731-00 - Gear 1 Shift Incorrect Ratio (This D

TSB #11032824

Radio Message "Power Surge On USB Detected" Customers may comment on the following: The radio displays the message: Power surge on USB hub detected Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no

TSB #11032822

Instrument Panel Cluster (IPC) Flicker Turn By Turn The customer may experience flickering on their Instrument Panel Cluster (IPC) when the turn-by-turn feature is enabled. This issue occurs when using Google Maps for Navigation via CarPlay

TSB #11032650

Replace K1 Clutch / Input Shaft Assembly Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): P0731-00 - Gear 1 Shift Incorrect Ratio (This D

TSB #11032647

Radio Message "Power Surge On USB Detected" Customers may comment on the following: The radio displays the message: Power surge on USB hub detected Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no

TSB #11032645

Instrument Panel Cluster (IPC) Flicker Turn By Turn The customer may experience flickering on their Instrument Panel Cluster (IPC) when the turn-by-turn feature is enabled. This issue occurs when using Google Maps for Navigation via CarPlay

TSB #11032344

Squeak Or Squawk Noise Coming From Either Side Door Of The Vehicle, It Could Be Just One Door Or More. The Noise Can Be Present In Either The Upper Or The Lower Hinge.

Showing the 8 most recent of 339 technical service bulletins on file with NHTSA.

20260204Component: ENGINE AND ENGINE COOLING

The contact owns a 2023 Ram Promaster 3500. The contact received notification of NHTSA Campaign Number: 25V720000 (Engine and Engine Cooling); however, the part to do the recall repair was unavailable

20241206Component: ELECTRICAL SYSTEM

high beam lights turn on when left turn signal is activated

20241024Component: SUSPENSION

What component or system failed or malfunctioned, and is it available for inspection upon request? Vehicle was manufactured from the factory with defective frame/left upper coil spring mount causing t

20241024Component: ELECTRICAL SYSTEM

Despite having taken my 2023 Ram 3500 HD truck to the Ram dealer 3 times for the same recall, the issue still persists. The recall in question is B2A/NHTSA 23V-799 related to a malfunctioning SCCM tha

20241024Component: EXTERIOR LIGHTING

Despite having taken my 2023 Ram 3500 HD truck to the Ram dealer 3 times for the same recall, the issue still persists. The recall in question is B2A/NHTSA 23V-799 related to a malfunctioning SCCM tha

Showing the 5 most serious of 17 complaints filed with NHTSA.

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