What a Matthews oven is fitted into
Electric throughout in the great majority, with a 240-volt range and the laundry position varying by build era: ground floor on the earlier 1980s stock, upstairs on the 1990s and later. That split matters for dryers, because it decides whether the duct is a short straight run or a long one with several turns, and a Matthews address does not tell you which without asking. Dishwashers are generally original-installation rather than retro-fitted, so the plumbing and the aperture are both to standard.
The reason that matters is that ovens are where the repair-or-replace arithmetic most often misleads people, and the misleading part is the installation rather than the appliance.
The rule people apply is the fifty percent rule: do not spend more than half the cost of a comparable new appliance on repairing the old one. It was written about a machine you can wheel out of a shop. A wall oven is cut into a cabinet. The aperture has a width, a height and a depth, the trim overlaps the surrounding joinery, and the appliance is usually hard-wired rather than plugged. Replacing one means finding a current model that fits an opening built around a unit from ten or twenty years ago, and where it does not fit you are into a joiner altering a fitted kitchen. So a $400 repair on a wall oven in Matthews is not competing with a $700 appliance, it is competing with an appliance plus an electrician plus quite possibly a joiner. We measure the aperture and check the connection before recommending either way.
The other thing worth publishing, because it costs us work to say it: the self-clean cycle is the leading cause of the dead ovens we attend. Pyrolytic cleaning takes the cavity to 800 or 900F for two to four hours, far beyond anything cooking requires, and three things fail as a result. The thermal fuse, which is a one-shot device fitted precisely so it goes before something costlier does. The control board, which lives immediately above the cavity where the heat rises. And the door lock motor, which leaves the oven dead and locked shut.
So the advice is simple. Do not run self-clean the week you need the oven, and preferably do not run it at all. Clean the cavity cold, by hand. It is tedious and it blows nothing.
The commercial position is the same in Matthews as it is at a Charlotte address, because the rate card on this site is not a Charlotte rate card. The diagnostic visit is $89 and it comes off the invoice in full when you approve the repair. Labour beyond that is $95 to $145 an hour. Nothing is added for the drive, and if the same fault returns after we have fixed it the return visit carries no fee at all.

What Matthews itself changes
The kitchens in Matthews
Matthews is older than its reputation. Its peak decade is the 1980s at 23.1%, and 45.3% of the stock went up between 1980 and 1999. That puts these kitchens into their third cycle of appliances, and the consequence is worth stating because it changes how a visit runs. Nothing in a Matthews kitchen was bought at the same time as anything else. The refrigerator was replaced in one year and the range in another and the dishwasher in a third, each from whatever was on offer at the time, so there is no shared platform, no shared parts family and no shared age. A visit that finds two faults here is usually two entirely separate jobs rather than one underlying cause.
The water and the power
Charlotte Water, so the 32 parts per million hardness figure and everything that follows from it apply directly at a Matthews address. That makes the dishwasher answer here a genuinely local one: cloudy glass is etching from an over-generous detergent dose rather than limescale, and halving the dose is the fix. Duke for power. Given the 1980s and 1990s build, the electrical arrangement is generally adequate for what is in the kitchen, which is not something that can be said for the older stock further out.
Permits and who is licensed
Swapping an appliance on an existing connection does not require a permit anywhere in this service area, and we will tell you that rather than adding a line for one nobody filed. What is regulated is the connection itself: new or altered wiring for a hard-wired appliance falls under the North Carolina electrical board, and anything on a gas supply line falls under the plumbing and heating board. Neither is appliance work and we hand both to the licensed trade. Matthews is reviewed by Mecklenburg County through its combined process, the same as a Charlotte address, so nothing about the town boundary changes the answer.