Microwave Sparking Repair in Monrovia
Same-day service available | $59 diagnostic — FREE with repair | 90-day warranty
Monrovia is a charming foothill city along the base of the San Gabriel Mountains, known for its historic Old Town, Craftsman homes, and tree-lined residential streets. When it comes to microwave repair, a microwave sparking is one of the most common calls we get from homeowners here. TruePro's technicians arrive in Monrovia with fully stocked vans so most repairs are completed on the first visit.
What Our Customers Say
"Found the light bulb socket was corroded. Replaced the socket and installed a new bulb. So glad we found them."
Sean D.
Monrovia
"Found the exhaust fan motor was seized. Replaced it and ventilation works properly. Really impressed with how fast they worked."
Rick J.
Monrovia
"Traced the issue to a faulty humidity sensor. Replaced it and auto-cook modes work correctly. Five stars, no hesitation."
David W.
Monrovia
What's Happening & What to Do Now
Common Symptoms
- Sparks or arcing visible inside cavity
- Burning smell during operation
- Metal flashing or popping sounds
Safe Checks You Can Try
- STOP USE IMMEDIATELY – unplug the unit
- Check for metal objects or foil in cavity
- Inspect waveguide cover for burn marks
Stop Using If:
you see any sparking – this is a fire hazard
Pricing & Time to Fix
| Repair Type | Price Range |
|---|---|
| Waveguide cover replacement | $80–$150 |
| Cavity liner repair | $150–$300 |
Parts + labor. Informational only—not a binding quote.
$59 diagnostic — credited toward repair if you approve.
Typical Fix Time
30–60 min
Common Parts
waveguide cover, rack, turntable plate
Brands We Service
Our technicians are trained and experienced with all major appliance brands
Ready When You Need Us
Usually same‑ or next‑day service
Fast Response
Most repairs completed in a single visit
90-Day Warranty
All parts and labor covered
Upfront Pricing
Written quote before we start