17 Years Available
GMC Pickup Light Bulb Sizes
Complete bulb size reference for the GMC Pickup from 1973 to 1991. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
The GMC pickup changed low beam specifications across model years — 1973–1980: H6024; 1982–1987: H4656; 1981–1990: H6054; 1988–1991: 9006. Make sure to select your exact year below to get the right bulb size.
Year Range
1973 – 1991
17 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status |
|---|---|---|---|
| Low Beam | H6024(1973–1980) H4656(1982–1987) H6054(1981–1990) 9006(1988–1991) | 17 years | Changed |
| High Beam | H4651(1982–1987) 9005(1990–1991) H4701(1988–1989) 168(1980–1981) | 11 years | Changed |
| Side Marker | 168(1974–1987) 194(1973–1991) | 17 years | Changed |
| Brake Light | 1157(1980–1982) 3057(1990–1991) | 5 years | Changed |
| Turn Signal Rear | 1157(1980–1982) 3057(1990–1991) | 5 years | Changed |
| License Plate | 194(1988–1991) | 4 years | Consistent |
| Tail Light | 1157(1980–1982) 3057(1990–1991) | 5 years | Changed |
| Reverse Light | 1156(1980–1989) 3156(1990–1991) | 11 years | Changed |
| Turn Signal Front | 1157A(1980–1982) 1157(1981–1981) | 3 years | Changed |
| Parking Light | 1157A(1980–1982) 1157(1981–1981) | 3 years | Changed |
Common Pickup Replacement Parts
Select Your Year
More from GMC
Frequently Asked Questions
We have bulb size data for the GMC Pickup from 1973 to 1991, covering 17 model years. Select your year below for a complete position-by-position bulb chart.
Yes, the GMC Pickup changed low beam bulb specifications across generations: 1973–1980: H6024; 1982–1987: H4656; 1981–1990: H6054; 1988–1991: 9006. Make sure to check your exact year using the list below.
The GMC Pickup uses a H6024 bulb for the low beam and a H4651 for the high beam. Select your year below for the exact fitment chart.
Yes. The GMC Pickup uses a H6024 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.