Pontiac Montana Turn Signal Bulb Size
The Pontiac Montana front turn signal uses 3457NA, 4157NA, or 3357NA bulb sizes, while the rear turn signal requires 3057, 3156, or 2456 bulb sizes. The replacement chart covers 1999 to 2006 model years with corresponding bulb 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 |
|---|---|---|---|
| 2006 | 3457NA | PY27/7W | Check Price |
| 2005 | 4157NA (With 2 Headlamps) | PY27/7W | Check Price |
| 3357NA (With 4 Headlamps) | 3357NA | Check Price | |
| 1999-2004 | 4157NA | PY27/7W | 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 |
|---|---|---|---|
| 2006 | 3057 | 3057 | Check Price |
| 2005 | 3156 (With 2 Headlamps) | P27W | Check Price |
| 3057 (With 4 Headlamps) | 3057 | Check Price | |
| 2004 | 2456 | 2456 | Check Price |
| 2003 | 3156 | P27W | Check Price |
| 2002 | 2356 | 2356 | Check Price |
| 2001 | 2456 | 2456 | Check Price |
| 2000 | 2356 | 2356 | Check Price |
| 1999 | 2456 | 2456 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W. | 3457NA | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W. | 4157NA | Check Price |
| ANSI standard (US & Canada). Single-filament wedge bulb (T25), natural amber glass. 12V, 27W. | 3357NA | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3057 | 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). Dual-filament bulb with BAY15d bayonet base. 12V. | 2356 | Check Price |