Free 1988 GMC GMT-400 VIN Decoder

How to decode a 1988 GMC GMT-400 VIN

Characters 1-3 of a 1988 GMC GMT-400 VIN

World Manufacturer Identifier (WMI) codes are unique three-letter codes allocated to every vehicle manufacturer by the Society of Automotive Engineers (SAE). They serve as an integral part of the Vehicle Identification Number (VIN), indicating the vehicle’s manufacturer, country of production, and specific attributes. In the case of the 1988 GMC GMT-400, two distinct WMIs were used: “2GT” for trucks manufactured in the United States, specifically in Warren, Michigan, and “1GT” also for trucks but distinguishing vehicles with different features or assembly lines despite being produced by General Motors LLC in the same location. These codes not only help identify the vehicle’s origin but also provide essential information required for registration, insurance, and tracking the vehicle’s history.

List of WMI Codes for a 1988 GMC GMT-400

WMI: 2GT

• Model Years Covered: 1988
• Example VIN: 2GTEC19K9J1581057
• Manufacturer Name: General Motors LLC
• Vehicle Type: Truck
• City: Warren
• State or Province: Michigan
• Country: United States

WMI: 1GT

• Model Years Covered: 1988
• Example VIN: 1GTDK14K2JZ517813
• Manufacturer Name: General Motors LLC
• Vehicle Type: Truck
• City: Warren
• State or Province: Michigan
• Country: United States

Characters 4-8 are the Vehicle Descriptor Section (VDS) of a 1988 GMC GMT-400 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 1988 GMC GMT-400:

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 1988 GMC GMT-400 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 1988 GMC GMT-400 VIN — Year Code

11th Character in the 1988 GMC GMT-400 VIN — Plant Code(s)

Known 1988 GMC GMT-400 Assembly Factory VIN Code(s)

VIN Characters 12 - 17 of a 1988 GMC GMT-400

The final 6 characters in a 1988 GMC GMT-400’s 17-digit VIN are its serial number, which will be unique to every vehicle.

Check your GMC GMT-400’s VIN below:

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What info can a 1988 GMC GMT-400 VIN reveal?

• Model Year: The VIN can reveal the vehicles model year being the year 1988, providing insights into the age and potential market value of the vehicle.
• Vehicle Type and Body Class: It can shed light on the vehicle type, such as a Truck, and more specifically, its body class, such as a Pickup, detailing its intended use and capabilities.
• Engine Details: Specifics about the engine, including its manufacturer (CPC), configuration (V-Shaped), displacement (e.g., 4.3L or 262 CI), and number of cylinders (6), are often encoded within the VIN, offering insight into performance and efficiency.
• Fuel Type and System: The primary fuel type, in this case, Gasoline, alongside the fuel delivery system, such as Throttle Body Fuel Injection (TBI), are key data points, hinting at the vehicle’s environmental impact and efficiency.
• Drive Type: Information on whether a vehicle is 4WD, 4-Wheel Drive, or 4x4 can be discerned, which is crucial for understanding its off-road capability and handling characteristics.
• Manufacturing Details: The VIN can uncover manufacturing specifics, including the plant city (Fort Wayne), state (Indiana), and country (United States), offering clues about build quality and potentially the vehicle’s history.
• Safety Features: While the dataset does not directly list safety features, VIN decoding typically provides insights into standard safety configurations like the brake system type, in this case, Hydraulic, contributing to an understanding of the vehicle’s safety standards.

Sample VIN Decode Report for a 1988 GMC GMT-400

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