Pontiac Grand Am Turn Signal Bulb Size
Pontiac Grand Am front and rear turn signal bulbs utilize 3157NA, 3457NA, and 2057NA sizes for forward applications, while rear positions require 2356, 3156, or 2456 bulb sizes. The replacement chart covers 1973 through 2005 model years with corresponding bulb size specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Turn Signal
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 1999-2005 | 3157NA | PY27/7W | Check Price |
| 1996-1998 | 3457NA | PY27/7W | Check Price |
| 1991-1995 | 2057NA | P21/5W | Check Price |
| 1985-1990 | 2057 | 2057 | Check Price |
| 1980 | 1157NA | P21/5W | Check Price |
| 1978-1979 | 1034NA | 1034NA | Check Price |
| 1975 | 1034NA | 1034NA | Check Price |
| 1974 | 1157NA | P21/5W | Check Price |
| 1973 | 1157 | P21/5W | Check Price |
Rear Turn Signal
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2005 | 2356 | 2356 | Check Price |
| 2004 | 3156 | P27W | Check Price |
| 2001-2003 | 2456 | 2456 | Check Price |
| 2000 | 3156 | P27W | Check Price |
| 1999 | 2356 | 2356 | Check Price |
| 1998 | 3357 | 3357 | Check Price |
| 1993-1997 | 3057 | 3057 | Check Price |
| 1985-1992 | 2057 | 2057 | Check Price |
| 1978-1980 | 1157 | P21/5W | Check Price |
| 1973-1975 | 1157 | P21/5W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W. | 3157NA | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W. | 3457NA | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. Brighter variant of 1157. 12V, 26.9W/8W. | 2057NA | Check Price |
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Brighter variant of 1157. 12V, 26.9W/8W. | 2057 | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 21W/5W. | 1157NA | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. Variant of 1157. 12V, 21/5W. | 1034NA | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V. | 2356 | Check Price |
| ANSI standard (US & Canada). Single-filament wedge bulb (T25). 12V, 27W. | 3156 | Check Price |
| ANSI standard (US & Canada). Festoon bulb, specialty application. 12V. | 2456 | Check Price |
| ANSI standard (US & Canada). Single-filament wedge bulb (T25). 12V, 27W. | 3357 | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3057 | Check Price |