If your LG dishwasher has stopped draining, stopped cleaning or started showing an error, the technician you call should know the model line. Below are independent repair companies serving Knoxville, with those that mention LG first, then the nearest appliance repair companies.
Dishwasher Repairs is independent and not affiliated with LG. Listed companies are independent technicians who repair LG dishwashers and other brands.
Independent LG Dishwasher Technicians, Knoxville TN
Our data shows 39 appliance repair companies inside a 30-mile radius of Knoxville. 21 list an address in Knoxville, and the rest are spread across Maryville (3), Lenoir City (3), and Sevierville (3). None of the companies within 30 miles mention LG by name, so we include matching companies from a longer drive plus the nearest appliance repair companies. Nearest on the list: Doctor Appliance, around 1.1 miles out. Rated companies nearby average 4.4 stars across 37 businesses.
Companies are shown by relevance and distance from Knoxville. A mention does not mean manufacturer certification, so ask each company about its experience with your dishwasher.
| Mention LG | 0 |
|---|---|
| Rated 4.5 stars or higher (10+ reviews) | 19 |
| Open on Saturdays (per listing) | 20 |
| Three nearest companies, miles away | 1.1, 1.4, 1.5 |
| Repair companies inside 30 miles | 39 |
| Name dishwashers in their listing | 0 |
First up for Knoxville: Sears Appliance Repair (89.3 miles away, based in Kingsport, 4.5 stars from 174 reviews, lists Saturday hours); Doctor Appliance (1.1 miles away, 4.8 stars from 314 reviews); Appliance Repair Service,Inc (6.2 miles away, based in Powell, 4.9 stars from 494 reviews); ProTech Appliance Repair, Inc. (2.2 miles away, 4.9 stars from 270 reviews, lists Saturday hours).
LG Dishwasher Series Technicians Work On
How LG Dishwashers Are Built
Dynamic Heat Dry models have a dedicated heat-dry fan motor and heat-dry temperature sensing, each with its own fault code. Source: LG USA Support - [LG Dishwasher] Guide to Error Codes
Common LG Dishwasher Problems
- Dishwasher not cleaning. LG points first to scraping large food scraps and loading so dishes don't overlap or block the spray arms, then cleaning the filter and spray arms. Source: LG USA Support - Why Your LG Dishwasher Isn't Cleaning Dishes Well and How to Fix It
- Dishwasher not filling. LG says to confirm the house has water, straighten a kinked inlet hose and make sure the supply valve under the sink is fully open. Source: LG USA Support - [LG Dishwasher] Guide to Error Codes
Reading a LG Dishwasher Error Code
| Code | What it means |
|---|---|
| IE | Not enough water is reaching the tub, often from a closed supply valve, a kinked inlet hose or low water pressure. Source: LG USA Support - [LG Dishwasher] Guide to Error Codes |
| PE | A water level sensor fault on certain older models that needs a technician. Source: LG USA Support - [LG Dishwasher] Guide to Error Codes |
| AE / EI / FE | Leak or overfill detected, often from oversudsing, an unlevel unit or a misaligned door. Source: LG USA Support - [LG Dishwasher] Guide to Error Codes |
Full list: LG Dishwasher Error Codes Explained.
On Wi-Fi models, LG's ThinQ Care sends usage, maintenance and diagnostic alerts to the owner's smartphone. Source: LG USA - 24 Inch Smart Dishwasher with QuadWash and Adjustable 3rd Rack, 44dB
When to Call for LG Dishwasher Repair
- An error code on the display
- Dishwasher will not start or the lights blink
- Detergent left in the dispenser after the cycle
How a Dishwasher Service Call Usually Goes in Knoxville
Care LG Recommends for Its Dishwashers
- Use only automatic dishwasher detergent, filled no higher than the marked lines, and never hand dishwashing liquid. Source: LG USA Support - LG Dishwasher: How to Fix Common Leaking Issues
- Run the Tub Clean cycle with citric acid in the detergent dispenser to clean the tub. Source: LG USA Support - Why Your LG Dishwasher Isn't Cleaning Dishes Well and How to Fix It
LG Dishwasher Repair Cost Ranges
Most LG dishwasher repairs involve common parts and an hour or so of labor. For reference, published cost guides report:
- Water inlet valve replacement: $80–$125 Source: HomeAdvisor - How Much Does Dishwasher Repair Cost?
- Motor repair: $200–$500 Source: Fixr - How much does it cost to repair a dishwasher?
- Drain pump replacement: $150–$400 Source: Fixr - How much does it cost to repair a dishwasher?
- Common dishwasher repair: $100–$300 Source: Fixr - How much does it cost to repair a dishwasher?
- Diagnostic fee: $50–$75 per visit Source: Fixr - How much does it cost to repair a dishwasher?
A unit that has needed repairs more than once or twice within a year is a candidate for replacement. Source: Fixr - How much does it cost to repair a dishwasher?
Ranges are published estimates, not quotes. See the dishwasher repair cost guide and how long dishwashers last.
Before the Technician Arrives
- The brand, model and serial number from the label on the edge of the door or the side of the tub opening
- Any error code or pattern of blinking lights
- What happens during the cycle (no start, no fill, no drain, leaks, dirty or wet dishes)
Around Knoxville
Knoxville Utilities Board (KUB), which supplies Knoxville, reports hardness of averages about 94 ppm (mg/L), moderately hard. Hard water leaves spots and film on glasses and builds up on dishwasher spray arms and inlet screens, which is worth mentioning when you book a repair. Source: KUB 2025 Water Quality Report
Tennessee's Board for Licensing Contractors does not list an appliance repair license among the licenses it issues (general contractor, home improvement, limited licensed electrician and limited licensed plumber). Source: TN Board for Licensing Contractors
In Tennessee, you can check a license with the Tennessee Department of Commerce and Insurance: Verify a License or report a problem to the Tennessee Division of Consumer Affairs (Office of the Attorney General).
Before You Book in Knoxville
- If a part has to be ordered, how soon can you come back to finish?
- Do you also handle the water supply and drain connections, or should I call a plumber for those?
- Can you give a written estimate before ordering parts?
LG Dishwasher Repair FAQs: Knoxville, TN
Do you work for LG?
Should I repair or replace my LG dishwasher?
Which Knoxville technicians work on LG?
Why are my dishes still dirty after a cycle?
Related Repair Pages for Knoxville
More LG Dishwasher Repair Pages Nearby
Before you call, find the model and serial number on your LG dishwasher's label, usually on the edge of the door or the side of the tub opening. A technician who knows the model can often tell you on the phone what the first visit will involve.