4G2Pontiac passenger cars
Held by General Motors LLC · registered in the United States
WMI 4G2's rules run from model year 1995 to 2003, with nothing after 2003. Its rules name 3 percent of the 313 models found under all 108 codes of General Motors. Electrified versions appear in its rules: battery electric. It is one of 108 WMIs held by General Motors.
Models in the decoding rules, by model year
- Bonneville1995–2003
- Firebird1995–2002
- Firefly1995
- Grand AM1995–2003
- Grand Prix1995–2003
- Sunbird1995
- Sunfire1996–2003
- Vibe2003
Where the rules place assembly
Plant countryUnited States
Plant locations namedLansing - North Plant; Wilmington; Lansing - Craft Center; Bowling Green; Kansas City; Orion; Hamtramck; Lordstown; Spring Hill; Oklahoma City; Lansing - Grand River; Flint; Doraville; Arlington
Bodies and power
Body classesSedan, Coupe, Hatchback, Wagon, Convertible
Primary fuelsGasoline, Electric, Flexible Fuel Vehicle (FFV)
Compared with the closest code, 2C2
2C2 is held by General Motors LLC. Measured by the overlap of the two model lists, it is the code closest to 4G2.
Models in both5
Only under 4G2Firebird, Firefly, Sunbird
Only under 2C2GTO, G6, Pursuit, Wave
Model years4G2: 1995–2003 · 2C2: 2003–2010
Plant countries only for 2C2Canada, Mexico, South Korea
Other codes held by General Motors
| Code | Vehicle type | Makes | Model years | Models |
|---|---|---|---|---|
| 1G1 | passenger cars | Chevrolet | 1981–open | 39 |
| 2G1 | passenger cars | Chevrolet | 1981–2020 | 34 |
| 3G1 | passenger cars | Chevrolet | 1985–2024 | 34 |
| 1G2 | passenger cars | Pontiac | 1981–2010 | 30 |
| 1G8 | passenger cars | Saturn | 1981–2010 | 30 |
| 2G2 | passenger cars | Pontiac | 1981–2010 | 30 |
| 3G2 | passenger cars | Pontiac | 1985–2010 | 26 |
| KL2 | passenger cars | Pontiac | 1985–2010 | 26 |
99 more not shown here. All 108 codes of General Motors
Codes for Pontiac held by other companies are listed on the page for 1G2.
Other codes starting with 4G
- 4G0Custom Trailers of Texas, trailer
- 4G1General Motors, passenger car
- 4G3General Motors, passenger car
- 4G4Kendon Industries, trailer
- 4G5General Motors, passenger car
- 4G8Wilson Custom Trailer, trailer
- 4GACalico Trailer Mfg., trailer
- 4GBDressen Custom Trailers, trailer
- 4GDGeneral Motors, multipurpose passenger vehicle
- 4GEGeneral Trailer Mfg, trailer
- 4GJPoly-John Enterprises Incorporation, trailer
- 4GKMjt Manufacturing, trailer
- 4GLGeneral Motors, incomplete vehicle
- 4GNMultiquip, trailer
- 4GTGeneral Motors, truck
- 4GUSweitzer Companies, trailer
Source: NHTSA vPIC, October 2026 release (database updated October 17, 2026). How the figures are counted: How the catalog is read.