Pick the symptom. Each page tells you what it usually is, the one thing worth trying, and books the repair.
Six groups. 46 symptoms.
The breaker says fine.
Learn moreReset does nothing, or it trips the moment you plug something in.
Learn moreTwo work, two do not, breaker fine.
Learn moreA faint blue flicker is physics.
Learn moreHeat where there should be none.
Learn moreA hot-plastic or fishy smell, or black marks on the face: the connection has already overheated.
Learn moreLoose grip is not cosmetic.
Learn moreA buzz or crackle at the switch is arcing inside it.
Learn moreA switch that controls nothing is one of four things — all quick to trace, none worth guessing at.
Learn morePower came back and part of the house did not.
Learn moreOverload, short, ground fault, or a tired breaker.
It flops back, or will not click to ON.
Nothing was on, and it tripped anyway.
A faint hum is the transformer-like sound of current.
Warm under a heavy load can be normal.
Crackling from the panel is arcing.
A hot-plastic smell at the panel is heat damage happening.
Water in the panel does not announce itself until a joint corrodes and heats.
Both brands have breakers that can fail to trip.
Fine until the dryer starts, then click.
The pattern tells the cause.
Learn moreA quick dip when the heat pump starts can be normal.
Learn moreBulbs should last years.
Learn moreWorks for twenty minutes, goes dark, comes back.
Learn moreThe bulb that will not quite go off, or shimmers at low dim.
Learn moreA hum from a dimmer is a mismatch.
Learn moreNew bulb, switch clicks, nothing.
Learn moreOutdoor fixtures live in the rain.
Learn moreStuck on all night, or never on at all.
Learn moreEverything else works.
Not one room — roughly half of everything, all over the house.
Bright in one room, dim in another, nothing starting.
Metal that tingles is metal that is live.
Fishy, hot plastic, or acrid — and nothing in sight.
The bill doubled and nothing changed.
Slow, stuck, or wobbling.
Learn moreHalf the fan works.
Learn moreHums, grinds, or silent.
Learn moreButton, chime, transformer, or wire — four parts, one visit.
Learn moreNew battery, still chirping — or every alarm screams at 3 a.m.
Learn moreThe opener is dead and so is its outlet.
Learn moreSpins but no heat means one leg of 240 V is gone.
Clock on, oven cold, burners weak.
The GFCI is catching current going where it should not — in a tub full of water, that is exactly what you want.
A 1,500-watt appliance on a circuit it shares with the toaster.
The pump that keeps the crawl space dry has no power.
Smell, sparks or no power: call now. Anything else: book it and describe it. A technician reaches out within 1 business hour.