1999 GMC Sierra 1500 Bulb Sizes
- 9006
- Low beam
- 9005 / 2721
- High beam
- 880
- Fog
- 3156
- Reverse
- 3157R / 921 / 2721
- Brake
equipment dependent
equipment dependent
Catalog dataManufacturer figures stored on configuration rows
Headlights and fog
| Position | Bulb |
|---|---|
| Fog Light Bulb Front | 880 |
| Headlight Bulb High Beam | 9005 |
| Headlight Bulb Low Beam | 9006 |
| Daytime Running Light Bulb | 4114 |
| High Beam Indicator Light Bulb | 2721 |
Turn, brake, and reverse
| Position | Bulb |
|---|---|
| Back Up Reverse Light Bulb | 3156 |
| Brake Light Bulb | 3157R |
| Center High Mount Stop Light Bulb | 921 |
| Tail Light Bulb | 3157R |
| Turn Signal Light Bulb Front | 3157A |
| Turn Signal Light Bulb Rear | 3157A |
Exterior marker
| Position | Bulb |
|---|---|
| License Plate Light Bulb | 194 |
| Parking Light Bulb | 3157A |
| Side Marker Light Bulb Front | 194NA |
| Side Marker Light Bulb Rear | 194NA |
Interior
| Position | Bulb |
|---|---|
| Ash Tray Light Bulb | 161 |
| Automatic Transmission Indicator Light Bulb | 161 |
| Check Engine Light Bulb | 2721 |
| Courtesy Light Bulb(Compare to original - Option 1) | 194 |
| Courtesy Light Bulb(Compare to original - Option 2) | 2721 |
| Dome Light Bulb | 211-2 |
| Engine Compartment Light Bulb | 93 |
| Glove Box Light Bulb | 194 |
| Instrument Panel Light Bulb(Compare to original - Option 1) | 161 |
| Instrument Panel Light Bulb(Compare to original - Option 2) | 194 |
| Instrument Panel Light Bulb(Compare to original - Option 3) | 2721 |
| Map Light Bulb(Compare to original - Option 1) | 168 |
| Map Light Bulb(Compare to original - Option 2) | 578 |
| Parking Brake Indicator Light Bulb | 2721 |
| Trunk or Cargo Area Light | 912 |
| Turn Signal Indicator Light Bulb | 2721 |
Catalog headlight listings
Catalog year/make/model rows for 1999 GMC Sierra 1500.
Catalog fitment does not by itself prove OEM-equivalent compatibility.