Position  | Definition  | Character  | Description  | 
|---|---|---|---|
The vehicle identification number (VIN) plate (1) is the legal identifier of the vehicle. The VIN plate is located on the upper left corner of the instrument panel (I/P) and can be seen through the windshield from the outside of the vehicle.  | |||
1  | Country of Origin  | 1  | Canada  | 
2  | Manufacturer  | G  | General Motors  | 
3  | Make  | 1  | Chevrolet  | 
4 5  | Carline/Series  | W/F W/H W/X W/X  | Impala Impala LS Monte Carlo LS Monte Carlo SS  | 
6  | Body Style  | 1 5  | Two-Door Coupe Sedan, GM Style 27 Four-Door Sedan , GM Style 197  | 
7  | Restraint System  | 2  | Active Manual Belts W/Driver and Passenger Supplemental Inflatable Restraint Frontal  | 
8  | Engine Type  | E K I  | RPO LA1, 3.4L, V6, MFI RPO L36, 3.8L, V6, MFI RPO L67, 3.8L, V6, SFI  | 
9  | Check Digit  | --  | Check Digit  | 
10  | Model Year  | 5  | 2005  | 
11  | Plant Location  | 9  | Oshawa #1, ON  | 
12-17  | Plant Sequence Number  | w  | 100001  | 
Position  | Definition  | Character  | Description  | 
|---|---|---|---|
All engines and transmissions are stamped with a partial Vehicle Identification Number (VIN). This table identifies the different VIN derivative characters and their respective positions.  | |||
1  | Division  | 1  | Chevrolet  | 
2  | Model Year  | 5  | 2005  | 
3  | Plant Location  | 9  | Oshawa #1, ON  | 
4-9  | Plant Sequence Number  | --  | --  | 
A VIN derivative can be used to determine if a vehicle contains the original engine or transmission by matching the VIN derivative positions to their accompanying positions in the complete VIN.  | |||
VIN Derivative Position  | Equivalent VIN Position  | 
|---|---|
1  | 3  | 
2  | 10  | 
3  | 11  | 
4-9  | 12-17  | 
Refer to Transmission Identification Information in Automatic Transaxle - 4T65-E.
Refer to Engine Identification in Engine Mechanical - 3.8L.
Refer to Engine Identification in Engine Mechanical - 3.4L.
Body Type  | Car Line Division  | Engine  | Fuel System  | Engine RPO  | Transmission  | Transmission RPO  | 
|---|---|---|---|---|---|---|
W  | Monte Carlo LS/ Impala Base  | 3.4L, 6 CYL  | SFI  | LA1  | 4T65-E  | M15  | 
W  | Monte Carlo SS/ Impala Optional/Impala LS  | 3.8L, 6 CYL  | MFI  | L36  | 4T65-E  | M15  | 
W  | Monte Carlo SS/ Impala Optional/Impala LS  | 3.8L, 6 CYL  | MFI  | L67  | 4T65-E  | MN7 M15  |