Free 2003 Dodge Ram VIN Decoder

Unlock the history and specifications of your powerful Dodge Ram 2003 using our free VIN decoder. Fuel your passion for this rugged pickup by entering your VIN in the box below.

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How to decode a 2003 Dodge Ram VIN

Characters 1-3 of a 2003 Dodge Ram VIN

WMIs, or World Manufacturer Identifiers, are unique three-letter codes designated to car manufacturers globally for vehicle identification. For the 2003 Dodge Ram, two distinct WMIs denote its manufacturing origins. The WMI “3D7” indicates the truck was manufactured by Chrysler de Mexico Toluca in Mexico City, Mexico, specifically focusing on trucks. On the other hand, “1D7” and “1D3” are associated with FCA US LLC in Auburn Hills, Michigan, United States, also signifying the truck category. These identifiers are part of the larger VIN (Vehicle Identification Number), helping to trace back to specific details such as the vehicle type, manufacturer, and production location.

List of WMI Codes for a 2003 Dodge Ram

WMI: 3D7

  • Model Years Covered: 2002-2011
  • Example VIN: 3D7MA48C03G740870
  • Manufacturer Name: Chrysler de Mexico Toluca
  • Vehicle Type: Truck
  • City: Santa Fe
  • State or Province: Mexico City
  • Country: Mexico WMI: 1D7
  • Model Years Covered: 2002-2008, 2010-2011
  • Example VIN: 1D7HA18Z03J501922
  • Manufacturer Name: FCA US LLC
  • Vehicle Type: Truck
  • City: Auburn Hills
  • State or Province: Michigan
  • Country: United States WMI: 1D3
  • Model Years Covered: 2002-2009
  • Example VIN: 1D3HU16D33J633203
  • Manufacturer Name: FCA US LLC
  • Vehicle Type: Truck
  • City: Auburn Hills
  • State or Province: Michigan
  • Country: United States WMI: 3D3
  • Model Years Covered: 2002-2009
  • Example VIN: 3D3MA48C03G775216
  • Manufacturer Name: Chrysler de Mexico Toluca
  • Vehicle Type: Truck
  • City: Santa Fe
  • State or Province: Mexico City
  • Country: Mexico

Characters 4-8 are the Vehicle Descriptor Section (VDS) of a 2003 Dodge Ram VIN

These characters correspond to components like:

  • Engine type
  • Transmission
  • Model or trim
  • Body style
  • Gross vehicle weight range

Below find the known vehicle descriptor codes for a 2003 Dodge Ram:

Known VDS for a 2003 Dodge Ram
MA48CHA18ZMU48WHU16DLA386HU18NMA48DHA16DHA18DKU26C
LA38CMA486HA18NMU486MU46WKU28DMU48DMA46DMA48WHU18D
LU386HA16ZKU28CKU286KU26DHU18ZMU466MA466KA26WMU48C
MU46DKA286KA28DMA38WKA266KA28CKU28WKA26DHA16NHU16N
LU38CHU16ZHA16KHA18KKA26CMU46CKU266KU26WMU38WKA28W

Auto manufacturers have some discretion to decide how they want to code this section, but its contents and decoded results are generally consistent.

Character 9 is the “check digit” in a 2003 Dodge Ram VIN.

Based on a formula developed by the US Department of Transportation, it helps reduce fraud by ensuring the validity of the VIN.

10th Character in the 2003 Dodge Ram VIN — Year Code

Year Code Year
3 2003

11th Character in the 2003 Dodge Ram VIN — Plant Code(s)

Known 2003 Dodge Ram Assembly Factory VIN Code(s)

Plant Code Plant City Plant State Plant Country Plant Company Name Example VIN
A Auburn Hills Michigan United States Ctc Pre-Production & Pilot 1D7HA16N43A535961
G Saltillo Coahuila Mexico Saltillo Assembly 3D7MA48C03G740870
J Fenton Missouri United States St. Louis Assembly North 1D7HA18Z03J501922
S Warren Michigan United States Dodge City Assembly 1D7HA18Z03S124759

VIN Characters 12 - 17 of a 2003 Dodge Ram

The final 6 characters in a 2003 Dodge Ram’s 17-digit VIN are its serial number, which will be unique to every vehicle.

Check your Dodge Ram’s VIN below:

How to find a 2003 Dodge Ram’s VIN?

Locating the VIN number on your 2003 Dodge Ram is key for identification. Here’s how to find it:

  1. Inspect the dashboard on the driver’s side of your Dodge Ram 2003. The VIN can usually be seen through the windshield on a small plate attached to the dashboard.
  2. Look on the door jamb on the driver’s side of your Dodge Ram 2003. The VIN might be located on a sticker or a plate where the door latches when closed.
  3. Check under the hood of your Dodge Ram 2003. The VIN can be stamped onto the chassis or appear on a plate on the firewall of the engine compartment.
  4. Take a look at the rear frame of your Dodge Ram 2003. Sometimes the VIN is stamped on the frame or on a plate attached to it.
  5. If your Dodge Ram 2003 has a front bench seat, pull the seat up and check the floor underneath. Some vehicles have the VIN imprinted there.
VIN Decoder

What info can a 2003 Dodge Ram VIN reveal?

  • Model Year and Make: The VIN can reveal the vehicle’s model year and make, for example, a 2003 Ram, providing insights into the age and manufacturer of the vehicle.
  • Body Class and Size: It may indicate the body class and size, such as a Pickup with 4 doors and a 4WD configuration, offering detailed insights into the vehicle’s design and structure.
  • Engine Details: Engine specifications, including a V-shaped configuration with 8 cylinders and a displacement of 5.7 liters (5700 CC), suggest the vehicle’s power capabilities.
  • Fuel System and Type: The VIN can indicate the fuel delivery system, such as Sequential Fuel Injection (SFI), and the primary fuel type being Gasoline, possibly influencing maintenance and fueling choices.
  • Safety Features: It could reveal safety features, including the presence of front and side airbags for the 1st row (driver and passenger), providing a potential understanding of the vehicle’s safety capabilities.
  • Gross Vehicle Weight Rating: Information on the vehicle’s gross weight rating may be included, specifying Class 3 for this vehicle, which ranges from 10,001 to 14,000 lb, offering insights into the vehicle’s capacity and potential usage scenarios.
  • Manufacturing Details: The VIN can provide insights into the manufacturing location, including the city (Saltillo), country (Mexico), and the specific assembly plant’s name (Saltillo Assembly), offering potential insights into the vehicle’s origin and production specifics.
VIN Decoder

Don’t have your 2003 Dodge Ram’s VIN handy? Try our license plate lookup instead!

Sample VIN Decode Report for a 2003 Dodge Ram

Vehicle Spec Value
Body Class Pickup
Brake System Type Hydraulic
Displacement (CC) 5900.0
Displacement (CI) 360.04009015892
Displacement (L) 5.9
Doors 4
Drive Type 4x2
Engine Configuration In-Line
Engine Number of Cylinders 6
Front Air Bag Locations 1st Row (Driver and Passenger)
Fuel Type - Primary Diesel
Gross Vehicle Weight Rating From Class 3: 10,001 - 14,000 lb (4,536 - 6,350 kg)
Model Ram
Model Year 2003
Other Engine Info Engine Info: High Output, Sales Code: ETH
Plant City Saltillo
Plant Company Name Saltillo assembly
Plant Country Mexico
Plant State Coahuila
Seat Belt Type Manual
Series2 H Series
Side Air Bag Locations 1st Row (Driver and Passenger)
Trim 3500
Turbo Yes
Vehicle Descriptor 3D3MA48C*3G
Vehicle Type Truck
Sample_VIN 3D3MA48C03G775216
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