Microwave Sparking Repair in Altadena
Same-day service available | $59 diagnostic — FREE with repair | 90-day warranty
Altadena rests at the base of the San Gabriel Mountains just north of Pasadena, blending Craftsman bungalows, mid-century ranches, and newer custom homes along tree-lined 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 Altadena with fully stocked vans so most repairs are completed on the first visit.
What Our Customers Say
"Replaced a worn door seal that was allowing microwave leakage. Couldn't be happier with the service."
Heather L.
Altadena
"Found the door latch was misaligned. Adjusted the hinges and the door closes securely. Honest and upfront about everything."
Jeff T.
Altadena
"Identified a failing transformer causing intermittent heating. Replaced the transformer. Professional and fairly priced."
Dana K.
Altadena
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