What kind of light bulb does a GMC Yukon use?
Depending on the model year, the GMC Yukon uses different bulb types for its high beams, low beams, and fog lights. Bulbs that have been used in the past for the low beam headlights include 9006, H11, H6054, 9008, D3S, and 9005. For its high beam headlights, bulbs used include 9005, H6054, and 9008.
Why do high beam headlights work but low beams don’t?
Most headlight systems are also designed with a relay that switches the power between low beam and high beam headlights. If this relay goes bad, it could allow power to the high beams, but not the low beams. 1. Headlight Bulbs This is the most common reason we see for why a car’s high beam headlights work but the low beams don’t.
Is it safe to drive with high beams on?
No one wants to be driving along at night and have their headlights go out. In many cases, the high beams will still work when the regular headlights stop, but it’s just not safe to drive around with your high beams potentially blinding other drivers.
What to do if your low beams don’t work?
Either way, if your low beams aren’t working but your high beams are, the first things we check are the bulbs. If you’re thinking of replacing the headlight bulbs yourself, make sure you’re familiar with the correct installation procedure for the type of bulb you’re replacing.
Most headlight systems are also designed with a relay that switches the power between low beam and high beam headlights. If this relay goes bad, it could allow power to the high beams, but not the low beams. 1. Headlight Bulbs This is the most common reason we see for why a car’s high beam headlights work but the low beams don’t.
No one wants to be driving along at night and have their headlights go out. In many cases, the high beams will still work when the regular headlights stop, but it’s just not safe to drive around with your high beams potentially blinding other drivers.
How can I tell if my low beams are working or not?
The same lever that switches between lows and highs and for turn signals. If you’re in front of a wall or in your garage and pull the lever you can see that all come on while the lever is pulled back if the engine is running and the truck is in gear, even if the headlights are off.
How does a high beam light bulb work?
Get familiar with the fuses and relays that control your headlights. The headlight switch usually doesn’t control the headlight bulbs directly, but through one or more relays. The headlight switch powers a relay, which powers the headlight bulb. This protects the headlight switch from the high current used by the high beam headlights.
The same lever that switches between lows and highs and for turn signals. If you’re in front of a wall or in your garage and pull the lever you can see that all come on while the lever is pulled back if the engine is running and the truck is in gear, even if the headlights are off.
Depending on the model year, the GMC Yukon uses different bulb types for its high beams, low beams, and fog lights. Bulbs that have been used in the past for the low beam headlights include 9006, H11, H6054, 9008, D3S, and 9005. For its high beam headlights, bulbs used include 9005, H6054, and 9008.
Are there different bulbs for high and low beams?
This allows the bulb to serve as both the high beam and low beam headlights in one. With the lower filament on, the bulb acts as the low beam. With both on, the bulb is brighter and functions as a high beam headlight.
Either way, if your low beams aren’t working but your high beams are, the first things we check are the bulbs. If you’re thinking of replacing the headlight bulbs yourself, make sure you’re familiar with the correct installation procedure for the type of bulb you’re replacing.