Oven not heating up? We fix elements, igniters, and sensors for gas and electric ovens. Same-day service, 90-day warranty. Average repair cost: $150–$400. Professional service recommended.
Oven not heating repair typically costs $150 to $400. This repair requires professional tools and expertise. Most repairs are completed in 1-2 hours with a free diagnostic visit.
Sunnyvale's warm, dry Silicon Valley climate with summer highs reaching 84-90°F is generally favorable for oven component longevity — minimal humidity means low corrosion risk for igniters, and moderate temperatures reduce thermal stress. However, the dry conditions allow fine dust to accumulate inside oven cavities through convection vents, gradually insulating element surfaces. Eichler homes in Heritage District and Lakewood Village have radiant floor heating and post-and-beam construction that can complicate gas oven venting. Many tech-worker households have invested in premium built-in appliances that require specialized service beyond standard igniter or element replacement. San Jose Water Company supply at 250 ppm TDS is moderately hard, and cooking steam can deposit minerals on oven surfaces over time.
Sunnyvale's dry climate minimizes igniter corrosion but allows dust to accumulate inside oven cavities. Eichler homes require horizontal venting that may restrict gas combustion air. Premium built-in appliances in tech-worker homes require specialized diagnostics. San Jose Water at 250 ppm TDS deposits moderate minerals from cooking steam. Twenty competing providers offer solid same-day availability for standard repairs.
Failed bake element
Faulty igniter (gas)
Broken temperature sensor
Control board failure
Blown thermal fuse
Gas oven igniters weaken gradually — they glow orange but cannot reach the 2,500°F needed to open the safety valve. PG&E gas ovens dominate Bay Area kitchens from Sunset District row houses to Walnut Creek suburbia. Drafty Victorian homes cause igniters to cycle more frequently, shortening lifespan.
Cost: $150–$280 | Time: 45-75 minutes
The lower heating element develops visible breaks or burn spots. Less common in the Bay Area where gas ranges dominate, but electric ovens in newer Fremont and San Jose developments see this failure after 8-12 years.
Cost: $140–$250 | Time: 30-60 minutes
The valve that controls gas flow to the burner fails to open even when the igniter reaches proper temperature. In homes with older gas infrastructure — common in SF, Oakland, and Berkeley — valve degradation occurs from sediment in gas lines.
Cost: $200–$380 | Time: 60-90 minutes
The oven heats but cuts off prematurely or never reaches set temperature. The sensor misreads cavity temperature, shutting off the burner too early. Commercial-style ranges in Pacific Heights and Palo Alto kitchens have complex multi-sensor systems prone to this.
Cost: $180–$350 | Time: 60-90 minutes
| Detail | Range |
|---|---|
| Diagnostic | Free |
| Typical repair cost | $150–$400 |
| Repair time | 1-2 hours |
| Warranty | 90 days parts + labor |
Cost varies by root cause. Exact quote after free diagnostic visit.
This repair involves electrical components or sealed systems requiring professional tools and certification.
Bay Area oven repairs cost $150-$400 for standard brands and $300-$600 for premium installations common in Sunnyvale. Gas igniter replacement at $150-$250 is straightforward in most homes. Eichler venting modifications may add $100-$200 if combustion air supply is restricted.
In Sunnyvale, wide day-night temperature swings (30f+ delta) stress thermal expansion joints, thermostat cycling, and sealed-system pressures. This can affect your appliance's door glass (inner panel): thermal shock from large temperature differentials between cold ambient air and oven heat can cause inner door glass to crack or shatter Avoid running self-clean when outdoor temperatures are below 40F; never spray cold water on hot glass
Free diagnostic visit for not heating issues. Same-day appointments available in Sunnyvale.
Book Free DiagnosticReviewed by James Okonkwo, Kitchen Appliance & Gas Systems Technician