sounds like you have a bad high low beam switch problem its on the steering wheel. Ford had problems with these in those years.
They are either the wrong bulbs or one of the filaments is burned out. The bulbs should have two filaments. One is illuminated when the lights are on. The other is brighter when the brakes are used.
Yes, the dimmer switch could be at fault but, be sure the bulbs are okay before you spend anymore money.
The headlights could have bad bulbs or a bad fuse; the two sets of lights are on different circuits.
first check to make sure #1 you have the proper bulbs #2 the bulb is in the socket correctly.either of these could cause the circuit to back feed
There are many online retailers that stock replacement bulbs for Chevy truck headlights. You can purchase such an item from sites such as AutoAnything, Amazon and Auto Zone.
There are a couple of reasons why a 1999 Tahoe headlights may not work. A couple of reasons could be blown bulbs or the wiring.
could be that the second set of bulbs are gone or a fuse on the switch.
If your headlights work, but your tail lights don't, your bulbs could be blown. It is possible that you have a shortage in your car.
The dim lights on a 1994 Grand Prix could go out when the headlamp switch is on if there is a short in the wiring for the headlights. There could also be a problem with the bulbs themselves if they were touched during installation. The oils in the fingers can short out new headlights.
Blown fuse, failed switch, broken wire, burnt out bulbs,
a radiator is actually more fragile then people believe. A rock could penetrate it and cause it to leak. With that in mind, If the vehicle was in an accident to cause the headlights to come off, it could damage the radiator.
Bad switch? Bad relay/ Breaker tripped?
Bulbs burned out?
There are few possibilities, the bulbs could be bad or the switch is bad. The fuseable link could be blown or the relay. You need a volt meter to check the connections at the bulbs this is where you start first and then work back you should be able to narrow it down from there.
There could be many reasons, but the first thing I would check is ARE BOTH HEADLIGHT STILL WORKING. As a tech I was once faked out till I found out there were 2 burned out headlights. Not always visibly dark bulbs.
How do your headlights look? If the headlights are dim, it is possible your charging system is at fault. If your headlights are bright, then check your body grounds.
replace the head light switch
could be the stalk (switch) this is a separate switch to the main beam but the whole stalk needs replacing
the clutch release could have broken , the brakes could have locked, the engine could have blown, the transmission could have broken. These are mostly things that have happened to our ranger. It depends what you mean by stops
It is possible that both of the fuses are bad for the low beam headlights and the cruise control. A loose ground wire could cause the fuses to blow.
could be a couple things did you check your fuses? bulbs could be burnt out, and only giving normal headlights, might want to replace you might need to replace the headlight/highbeam arm that stick out of your steering coloumn. cheapest thing first. start with fuses, then bulbs etc. it will also look like your high beams arent working if you have a build up of dirt on them, it will dim the light significantly.
It could be the bulb, sometimes they do that. Make sure the emergency brake pedal is retracted all the way up. When the Ebrake is on the headlights on tahoes go off. Answer: If the DRL's are working, then it isn't bulbs. Not being funny, but make sure you have the light switched turned on. You'll know it's on when the dash lights up.
If the back lights on a Peugeot 206 are not working, make sure the bulbs are new. If the bulbs are not the problem, there could be an issue with the fuse.