How to decode a 2001 Chevrolet Blazer VIN

Characters 1-3 of a 2001 Chevrolet Blazer VIN

World Manufacturer Identifiers (WMIs) serve as the initial component of the Vehicle Identification Number (VIN), designating the vehicle’s manufacturer, place of origin, and type. In the case of the 2001 Chevrolet Blazer, its WMI ‘1GN’ reveals that it is a product of General Motors LLC, emphasizing its American roots. Specifically, this multipurpose passenger vehicle was manufactured in Warren, Michigan, United States. The WMI is a valuable tool for tracing a vehicle’s origins, offering a glimpse into its manufacturing history. For anyone looking into the background of their vehicle, understanding the WMI can provide essential details regarding its production and identity.

List of WMI Codes for a 2001 Chevrolet Blazer

WMI: 1GN

Model Years Covered: 1987-2005
Example VIN: 1GNCS13W01K225870
Manufacturer Name: General Motors LLC
Vehicle Type: Multipurpose Passenger Vehicle (MPV)
City: Warren
State or Province: Michigan
Country: United States

Characters 4-8 are the Vehicle Descriptor Section (VDS) of a 2001 Chevrolet Blazer 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 2001 Chevrolet Blazer:

Known VDS for a 2001 Chevrolet Blazer
CS13W	DT13W	CT18W	CS18W

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 2001 Chevrolet Blazer 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 2001 Chevrolet Blazer VIN — Year Code

Year Code	Year
1	2001

11th Character in the 2001 Chevrolet Blazer VIN — Plant Code(s)

Known 2001 Chevrolet Blazer Assembly Factory VIN Code(s)

Plant Code	Plant City	Plant State	Plant Country	Plant Company Name	Example VIN
2	Moraine	Ohio	United States	Gm Truck Group	1GNDT13W012107495
K	Linden	New Jersey	United States	Gm Truck Group	1GNCS13W01K225870

VIN Characters 12 - 17 of a 2001 Chevrolet Blazer

The final 6 characters in a 2001 Chevrolet Blazer’s 17-digit VIN are its serial number, which will be unique to every vehicle.

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How to find a 2001 Chevrolet Blazer’s VIN?

Locating the VIN number on your 2001 Chevrolet Blazer is key for identification. Here’s how to find it:

Look at the dashboard on the driver’s side of your 2001 Chevrolet Blazer. The VIN is typically situated so that it’s visible through the bottom of the windshield.
Examine the driver’s side door frame on your Chevrolet Blazer. The VIN can usually be found on a sticker or plate where the door latches when closed.
Check under the hood of your Chevrolet Blazer for a VIN plate. It can often be located on the front engine block or on one of the strut towers.
Inspect the rear wheel well above the tire. In some vehicles, including the 2001 Chevrolet Blazer, the VIN may be found in this area.
Look at the vehicle’s insurance card or policy, as the VIN of your 2001 Chevrolet Blazer will be listed there; this is a non-physical place but still a common place to find the information.
Review the title or registration documents for your Chevrolet Blazer, as the VIN will be recorded on these legal documents.

What info can a 2001 Chevrolet Blazer VIN reveal?

Model Year: The VIN can reveal the vehicle’s model year, indicating it was likely manufactured in 2001, offering insights into the age and potential market value of the vehicle.
Body Class and Size: It indicates the vehicle is categorized as a Sport Utility Vehicle (SUV)/Multi-Purpose Vehicle (MPV) with 4 doors, highlighting its capacity and body style.
Drive Type: The information includes that it has a 4WD/4-Wheel Drive/4x4 setup, pointing to its capability for off-road or adverse conditions.
Engine Specifications: Details like a V-Shaped engine configuration, a displacement of 4.3L (or 4300.0 CC/262.40209960734 CI), engineered by WRN with the engine model L35, and having 6 cylinders showcase its powertrain features.
Plant Information: The VIN discloses the vehicle was assembled in Moraine, Ohio, United States by the GM Truck Group, providing insight into its manufacturing origin.
Gross Vehicle Weight Rating: It falls within Class 1D: 5,001 - 6,000 lb (2,268 - 2,722 kg), which helps in understanding the vehicle’s weight classification and potential usage restrictions or capabilities.
Vehicle Type and Model: Encodes that it is a Multipurpose Passenger Vehicle of the model Blazer, designed for versatile use.

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Sample VIN Decode Report for a 2001 Chevrolet Blazer

Vehicle Spec	Value
Body Class	Sport Utility Vehicle (SUV)/Multi-Purpose Vehicle (MPV)
Brake System Type	Hydraulic
Displacement (CC)	4300.0
Displacement (CI)	262.40209960734
Displacement (L)	4.3
Doors	4
Drive Type	4WD/4-Wheel Drive/4x4
Engine Configuration	V-Shaped
Engine Manufacturer	WRN
Engine Model	L35
Engine Number of Cylinders	6
Gross Vehicle Weight Rating From	Class 1D: 5,001 - 6,000 lb (2,268 - 2,722 kg)
Model	Blazer
Model Year	2001
Other Engine Info	CPI, 90 Degrees
Plant City	Moraine
Plant Company Name	GM Truck Group
Plant Country	United States
Plant State	Ohio
Trim	1/2 Ton
Vehicle Descriptor	1GNDT13W*12
Vehicle Type	Multipurpose Passenger Vehicle
Sample_VIN	1GNDT13W012107495