- What you'll get from Chevrolet Impala VIN check?
- Chevrolet Impala Vehicle History Risk Factors
- Characters 1-3 of a Chevrolet Impala VIN
- List of WMI Codes for a Chevrolet Impala
- Characters 4-8 are the Vehicle Descriptor Section (VDS) of a Chevrolet Impala VIN
- Character 9 is the "check digit" in a Chevrolet Impala VIN.
- 10th Character in the Chevrolet Impala VIN — Year Code
- 11th Character in the Chevrolet Impala VIN — Plant Code(s)
- Known Chevrolet Impala Assembly Factory VIN Code(s)
- VIN Characters 12 - 17 of a Chevrolet Impala
- How to find a Chevrolet Impala's VIN?
- Sample VIN Decode Report for a Chevrolet Impala
What you’ll get from Chevrolet Impala VIN check?
- Model Year and Make: The VIN can reveal the vehicle’s model year as the year 2020, identifying it as an Impala manufactured by the specific manufacturer. This provides insights into the production year and manufacturer model.
- Engine Specifications: Detailed engine information is disclosed, including it being a GM LFX model with Spark Ignited Direct Injection, Variable Valve Timing (VVT), compatible with E85 ethanol fuel, and an aluminum structure. The engine has a displacement of 3.6 liters, indicating its size and potential performance capabilities.
- Safety Features: The VIN may provide information about standard and optional safety technologies, such as the Anti-lock Braking System (ABS), Electronic Stability Control (ESC), and advanced options like Adaptive Cruise Control (ACC) and Forward Collision Warning (FCW), offering a comprehensive view of the vehicle’s safety equipment.
- Fuel Type and Efficiency: The VIN indicates that the primary fuel type is Gasoline with a secondary option for Ethanol (E85), offering flexibility in fuel choice which may affect fuel efficiency and emissions.
- Drive Type and Transmission: This vehicle is identified to be equipped with Front-Wheel Drive (FWD) and an automatic transmission with 6 speeds, details that are crucial for understanding driving dynamics and efficiency.
- Plant Location Information: The manufacturing details, including the plant location in Detroit Hamtramck, Michigan, United States, provide insights into the regional production specifics, potentially linked to manufacturing standards and logistical advantages.
- Body Class and Features: Notable features such as the body class being classified as Sedan/Saloon, the presence of LED headlamps, Keyless Ignition, and a Direct Tire Pressure Monitoring System (TPMS) may be provided, highlighting both aesthetic preferences and practical functionalities beneficial for the owner.
Chevrolet Impala Vehicle History Risk Factors
Chevrolet’s reliability is model-dependent — the Silverado and Suburban are among the most durable vehicles in their segments, while some car-based models have more checkered histories. A Bumper check on a used Chevrolet is particularly valuable for the following:
AFM/DoD lifter failures on 5.3L V8 engines (2007–2021 Silverado, Tahoe, Suburban). GM’s Active Fuel Management system, which deactivates cylinders at highway speeds, caused widespread lifter and camshaft failures in this engine generation. The repair cost ($2,000–$5,000) makes this one of the most expensive used-vehicle surprises in any segment. Service records showing lifter replacement or an AFM delete kit are significant items to verify before purchase.
Ignition switch recall (2005–2014 multiple models). GM’s ignition switch recall — one of the most significant safety-related recalls in automotive history — affected Malibus, Cobalts, and several other models. Affected switches could move out of the “run” position while driving, cutting power to safety systems including airbags. Verify recall compliance on any Chevrolet from this era.
Transmission shudder on 8-speed automatic (2015–2019 Silverado, Colorado). GM’s 8L90 and 8L45 eight-speed automatics generated extensive owner complaints and TSBs related to torque converter shudder, especially at low speeds. This is well-documented and frequently appears in service records.
Rust on older Silverado and Colorado frames. Like other full-size trucks, older Chevrolet pickups from rust-belt states can have significant frame deterioration. A registration and ownership history in the Bumper report is your first indicator — a truck that’s spent decades in Minnesota or Michigan is a different proposition than one from Arizona.
A Bumper VIN check shows accident history, title brands, flood damage, and odometer records for this specific vehicle.
How to decode a Chevrolet Impala VIN
Characters 1-3 of a Chevrolet Impala VIN
A World Manufacturer Identifier (WMI) is the initial three-character sequence of a Vehicle Identification Number (VIN), designating the vehicle’s manufacturer, country of manufacture, and specific attributes. For Chevrolet Impala models, the WMIs of 1G1 and 2G1 are notable. These identifiers are associated with General Motors LLC, indicating the vehicles are manufactured in Warren, Michigan, United States. The 1G1 and 2G1 codes have been used for model years ranging from the early 1980s through 2020, underscoring their long history within General Motors’ lineup. This system allows for easy identification and tracing of vehicle origins, crucial for regulatory compliance, service, and history checks.
List of WMI Codes for a Chevrolet Impala
WMI: 1G1
- Model Years Covered: 1981, 1984-1985, 2014-2020
- Example VIN: 1G1AL69N5BJ224030
- 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: 2G1AL69J8C1245768
- 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 Chevrolet Impala VIN
These characters correspond to components like:
- Engine type
- Transmission
- Model or trim
- Body style
- Gross vehicle weight range
Chevrolet’s Vehicle Descriptor Section encodes body style, restraint system, engine type, and series level across its Silverado, Equinox, Malibu, and Tahoe lineups. On Silverados, the VDS is particularly useful for confirming cab style (regular, double, or crew cab), bed length, and engine variant — important because a 5.3L V8 Silverado and a 4.3L V6 from the same model year can look identical from the exterior. For the Equinox and Traverse, the VDS distinguishes between engine variants that differ significantly in fuel economy, towing capacity, and long-term reliability profiles. When comparing two Chevrolets with similar prices, always cross-reference VDS characters to confirm you’re comparing equivalent specifications.
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 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 Chevrolet Impala VIN — Year Code
| Year Code | Year |
|---|---|
| L | 2020 Chevrolet Impala |
| K | 2019 Chevrolet Impala |
| J | 2018 Chevrolet Impala |
| H | 2017 Chevrolet Impala |
| G | 2016 Chevrolet Impala |
| F | 2015 Chevrolet Impala |
| E | 2014 Chevrolet Impala |
| D | 2013 Chevrolet Impala |
| C | 2012 Chevrolet Impala |
| B | 2011 Chevrolet Impala |
| A | 2010 Chevrolet Impala |
| 9 | 2009 Chevrolet Impala |
| 8 | 2008 Chevrolet Impala |
| 7 | 2007 Chevrolet Impala |
| 6 | 2006 Chevrolet Impala |
| 5 | 2005 Chevrolet Impala |
| 4 | 2004 Chevrolet Impala |
| 3 | 2003 Chevrolet Impala |
| 2 | 2002 Chevrolet Impala |
| 1 | 2001 Chevrolet Impala |
| Y | 2000 Chevrolet Impala |
| F | 1985 Chevrolet Impala |
| E | 1984 Chevrolet Impala |
| C | 1982 Chevrolet Impala |
| B | 1981 Chevrolet Impala |
11th Character in the Chevrolet Impala VIN — Plant Code(s)
Known Chevrolet Impala Assembly Factory VIN Code(s)
| Plant Code | Plant City | Plant State | Plant Country | Plant Company Name | Example VIN |
|---|---|---|---|---|---|
| 1 | Oshawa | Ontario | Canada | Oshawa Plant #2 | 2G1AL69J8C1245768 |
| 4 | Orion | Michigan | United States | Gmna | 2G1WA5EK6A4812530 |
| 9 | Oshawa | Ontario | Japan | Oshawa Plant #1 | 2G1AL69H8E9265553 |
| H | Flint | Michigan | United States | 1G1AL69H0EH141577 | |
| J | Janesville | Wisconsin | United States | 1G1AL69N5BJ224030 | |
| U | Detroit Hamtramck | Michigan | United States | Gmna | 1G1145SL0EU100122 |
| Y | Wilmington | Delaware | United States | Na-Lad | 1G1BL69H4FY199908 |
VIN Characters 12 - 17 of a Chevrolet Impala
The final 6 characters in a Chevrolet Impala’s 17-digit VIN are its serial number, which will be unique to every vehicle.
Want to unlock even more detailed info about your vehicle?
How to find a Chevrolet Impala’s VIN?
Locating the VIN number on your Chevrolet Impala is key for identification. Here’s how to find it:
- Check the dashboard on the driver’s side of your Chevrolet Impala. The VIN is often visible through the windshield on a small plate.
- Look at the door jamb on the driver’s side. The VIN might be found on a label or sticker where the door closes against the vehicle frame.
- Examine the engine block. The VIN for the Chevrolet Impala may also be stamped onto the engine itself.
- Review your vehicle’s insurance card, registration, or title. These documents always contain the VIN, providing an easy way to locate it without needing to go to the car.
- Inspect the rear wheel well. Peer through the tire’s rear, towards the top of the well; sometimes, the VIN is placed there on older Chevrolet Impala models.
Don’t have your Chevrolet Impala’s VIN handy? Try our license plate lookup instead!
Sample VIN Decode Report for a 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 |
Specs tell you what it was built with. A VIN check tells you what's happened since.
Check any Chevrolet Impala for accident history, flood damage, salvage title, and odometer fraud.
Run a free VIN check →Frequently Asked Questions
Where is the VIN on a Chevrolet Impala?
On most Chevrolet vehicles, the VIN is located on the driver’s side dashboard, visible through the windshield from outside the car. It’s also on a sticker inside the driver’s side door jamb, and on your insurance card, title, and registration documents.
How do I check a Chevrolet Impala's history for free?
Enter the Chevrolet Impala’s 17-digit VIN into Bumper’s free VIN check at bumper.com. The free check shows factory specs and open NHTSA recalls. For the full history including accident records, title brands, theft status, and ownership history, run a full Bumper report.
What do Chevrolet Impala VIN numbers start with?
Chevrolet Impala VIN's start with 1G1 and 2G1 for vehicles manufactured by General Motors LLC in United States. The first three characters of any VIN identify the manufacturer. The full WMI table on this page lists all known codes for the Chevrolet Impala.
Decode a Chevrolet VIN
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