27 Years Available
Cadillac Seville Light Bulb Sizes
Complete bulb size reference for the Cadillac Seville from 1976 to 2004. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
The Cadillac seville changed low beam specifications across model years — 1976–1985: H4656; 1998–2004: 9006 LED; 1993–1997: 9006; 1986–1990: 9004. Make sure to select your exact year below to get the right bulb size.
Year Range
1976 – 2004
27 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status |
|---|---|---|---|
| Low Beam | H4656(1976–1985) 9006 LED(1998–2004) 9006(1993–1997) 9004(1986–1990) | 27 years | Changed |
| High Beam | H4651(1976–1985) 9005 LED(2000–2004) 9005(1993–1997) 9004(1986–1990) 194(1998–1999) | 27 years | Changed |
| Fog Light | 880 LED(1998–2004) 886(1993–1997) 881(1986–1990) | 17 years | Changed |
| Brake Light | 1156(1986–1997) 1157(1976–1982) 3157CK(2000–2004) 194(1998–1999) | 22 years | Changed |
| Side Marker | 194(1976–1994) 194 LED(1998–2004) 1157(1979–1979) | 24 years | Changed |
| Turn Signal Front | 1157(1977–1982) 4157NA LED(2001–2004) 3157NA LED(1998–2000) 1157A(1976–1981) | 14 years | Changed |
| Turn Signal Rear | 1157(1976–1982) 3057K LED(2001–2004) 3057 LED(1998–2000) | 14 years | Changed |
| License Plate | 194(1976–2004) | 27 years | Consistent |
| Map Light | 168(1993–2004) 906(1989–1990) | 14 years | Changed |
| Parking Light | 194(1983–1988) 1157(1977–1982) 4157NA(2001–2004) 3157NA(1998–2000) 1157A(1976–1981) | 19 years | Changed |
| Reverse Light | 1156(1976–1999) 3157K(2001–2004) 3157(2000–2000) 3057(1990–1990) | 27 years | Changed |
| Trunk Light | 211-2(2000–2004) 561(1998–1999) | 7 years | Changed |
| Tail Light | 1157(1976–1982) 3057(1999–2004) 3157CK(1998–1998) 194(1990–1990) | 15 years | Changed |
| Dome Light | 912(1985–1988) 906(1989–1990) | 6 years | Changed |
Common Seville Replacement Parts
Select Your Year
More from Cadillac
Frequently Asked Questions
We have bulb size data for the Cadillac Seville from 1976 to 2004, covering 27 model years. Select your year below for a complete position-by-position bulb chart.
Yes, the Cadillac Seville changed low beam bulb specifications across generations: 1976–1985: H4656; 1998–2004: 9006 LED; 1993–1997: 9006; 1986–1990: 9004. Make sure to check your exact year using the list below.
The Cadillac Seville uses a H4656 bulb for the low beam and a H4651 for the high beam, and a 880 LED for the fog lights. Select your year below for the exact fitment chart.
Yes. The Cadillac Seville uses a H4656 low beam, and direct-fit LED conversion kits for that size are widely available. LED upgrades typically produce 2–3× more light output than stock halogen and last 25,000+ hours. Look for a DOT-compliant kit with a proper beam cutoff pattern.
Select your model year from the list below. Each year page shows every bulb position — low beam, high beam, fog light, turn signal, and brake light — with the correct size and a link to buy it on Amazon.