How to decode a 2020 Chevrolet Impala VIN

Characters 1-3 of a 2020 Chevrolet Impala VIN

A World Manufacturer Identifier (WMI) is a unique code designated to every vehicle manufacturer to represent essential details about the car, such as its brand, type, and place of manufacture. For the 2020 Chevrolet Impala, the WMI codes are “1G1” and “2G1,” indicating that these vehicles are manufactured by General Motors LLC, specifically as passenger cars. These Impalas are assembled in Warren, Michigan, United States, showcasing the American origin of this iconic model. The WMI is a critical part of the Vehicle Identification Number (VIN), which helps in identifying specific vehicles for registration, warranty claims, and for tracking their history. Through the WMI, essential details about the 2020 Chevrolet Impala’s origin and type are readily accessible, reflecting its American manufacture and classification as a passenger vehicle.

List of WMI Codes for a 2020 Chevrolet Impala

WMI: 1G1

Model Years Covered: 1981, 1984-1985, 2014-2020
Example VIN: 1G1105S30LU100503
Manufacturer Name: General Motors LLC
Vehicle Type: Passenger Car
City: Warren
State or Province: Michigan
Country: United States WMI: 2G1
Model Years Covered: 1982, 1984, 2000-2020
Example VIN: 2G11Z5S30L9100066
Manufacturer Name: General Motors LLC
Vehicle Type: Passenger Car
City: Warren
State or Province: Michigan
Country: United States

Characters 4-8 are the Vehicle Descriptor Section (VDS) of a 2020 Chevrolet Impala 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 2020 Chevrolet Impala:

Known VDS for a 2020 Chevrolet Impala
105S3	1Z5S3

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 2020 Chevrolet Impala 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 2020 Chevrolet Impala VIN — Year Code

Year Code	Year
L	2020

11th Character in the 2020 Chevrolet Impala VIN — Plant Code(s)

Known 2020 Chevrolet Impala Assembly Factory VIN Code(s)

Plant Code	Plant City	Plant State	Plant Country	Plant Company Name	Example VIN
9	Oshawa #1	Ontario	Canada	Gmna	2G11Z5S30L9100066
U	Detroit Hamtramck	Michigan	United States	Gmna	1G1105S30LU100503

VIN Characters 12 - 17 of a 2020 Chevrolet Impala

The final 6 characters in a 2020 Chevrolet Impala’s 17-digit VIN are its serial number, which will be unique to every vehicle.

Check your Chevrolet Impala’s VIN below:

How to find a 2020 Chevrolet Impala’s VIN?

Locating the VIN number on your 2020 Chevrolet Impala is key for identification. Here’s how to find it:

Inspect the dashboard on the driver’s side of your Chevrolet Impala. The VIN is typically visible through the windshield on a small plate.
Look at the door jamb on the driver’s side of your Chevrolet Impala. The VIN is often found on a label or sticker where the door closes.
Examine the area around the engine bay of your Chevrolet Impala. A VIN plate may be attached to the engine block or on the firewall.
Check the trunk area of your Chevrolet Impala. Sometimes the VIN can be found on the floor of the trunk under the spare tire or on the trunk lid.
Review your Chevrolet Impala’s vehicle registration, insurance card, or title (these documents always include the VIN).

What info can a 2020 Chevrolet Impala VIN reveal?

Model Year: The VIN can reveal the vehicles model year being the year 2020, providing insights into the age and potential market value of the vehicle.
Engine Details: The specifics of a vehicle’s engine, including the manufacturer, model, and displacement, are encoded within the VIN. For example, it may reveal the engine to be a 3.6L GM LFX, showcasing Spark Ignited Direct injection, VVT, E85 compatibility, and constructed of aluminum.
Fuel Type: Through a VIN, one can discover the primary and secondary fuel types a vehicle is designed to use, such as Gasoline and Ethanol (E85), offering insights into fuel efficiency and environmental impact.
Safety Features: The VIN sheds light on the standard and optional safety features installed in the vehicle, illustrating the presence of advanced safety technologies like Automatic Crash Notification, Blind Spot Warning, and Lane Keeping Assistance.
Body Class and Size: A VIN can reveal the body class, showing whether a vehicle is designed as a Sedan/Saloon, as well as other physical attributes like the number of doors, which is 4, and the seating capacity, accommodating up to 5 passengers.
Drive Type and Transmission: Decoding a VIN may provide details on the drive type, highlighted as FWD/Front-Wheel Drive in this case, coupled with insights into the transmission style and speeds, indicating an automatic transmission with 6 speeds.
Manufacturing Information: It encapsulates the production details, including the plant city, company name, and country, showcasing that this vehicle was assembled in Detroit Hamtramck by GMNA, USA.

Don’t have your 2020 Chevrolet Impala’s VIN handy? Try our license plate lookup instead!

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Sample VIN Decode Report for a 2020 Chevrolet Impala

Vehicle Spec	Value
Adaptive Cruise Control (ACC)	Optional
Anti-lock Braking System (ABS)	Standard
Auto-Reverse System for Windows and Sunroofs	Standard
Automatic Crash Notification (ACN) / Advanced Automatic Crash Notification (AACN)	Standard
Axles	2
Backup Camera	Standard
Base Price ($)	36720
Blind Spot Warning (BSW)	Standard
Body Class	Sedan/Saloon
Crash Imminent Braking (CIB)	Optional
Curtain Air Bag Locations	All Rows
Daytime Running Light (DRL)	Standard
Displacement (CC)	3600.0
Displacement (CI)	219.68547874103
Displacement (L)	3.6
Doors	4
Drive Type	FWD/Front-Wheel Drive
Dynamic Brake Support (DBS)	Standard
Electronic Stability Control (ESC)	Standard
Engine Manufacturer	GM
Engine Model	LFX - Spark Ignited Direct injection, VVT, E85 MAX, ALUM
Engine Number of Cylinders	6
Forward Collision Warning (FCW)	Optional
Front Air Bag Locations	1st Row (Driver and Passenger)
Fuel Type - Primary	Gasoline
Fuel Type - Secondary	Ethanol (E85)
Gross Vehicle Weight Rating From	Class 1: 6,000 lb or less (2,722 kg or less)
Gross Vehicle Weight Rating To	Class 1: 6,000 lb or less (2,722 kg or less)
Headlamp Light Source	LED
Keyless Ignition	Standard
Knee Air Bag Locations	1st Row (Driver and Passenger)
Lane Departure Warning (LDW)	Optional
Lane Keeping Assistance (LKA)	Standard
Model	Impala
Model Year	2020
Number of Seat Rows	2
Number of Seats	5
Number of Wheels	4
Plant City	Detroit Hamtramck
Plant Company Name	GMNA
Plant Country	United States
Plant State	Michigan
Rear Cross Traffic Alert	Standard
Seat Belt Type	Manual
Semiautomatic Headlamp Beam Switching	Standard
Series	Premier
Side Air Bag Locations	1st and 2nd Rows
Steering Location	Left-Hand Drive (LHD)
Tire Pressure Monitoring System (TPMS) Type	Direct
Traction Control	Standard
Transmission Speeds	6
Transmission Style	Automatic
Trim	2LZ
Valve Train Design	Dual Overhead Cam (DOHC)
Vehicle Descriptor	1G1105S3*LU
Vehicle Type	Passenger Car
Wheel Base (inches) From	111.70
Wheel Size Front (inches)	19
Wheel Size Rear (inches)	19
Windows	4
Sample_VIN	1G1105S30LU100503