Gas stove won't ignite? We fix igniters, spark modules, and gas valves. Same-day service for all brands. 90-day warranty. Average repair cost: $80–$250. Some causes are DIY-fixable — see below.
When your gas stove refuses to ignite in San Francisco, the persistent fog and year-round dampness common in neighborhoods like the Sunset and Richmond districts are frequently to blame. Moisture infiltrates igniter assemblies, corrodes spark module contacts, and causes intermittent failures that worsen during the foggiest months. In a city where Victorian row houses built around 1940 dominate the housing stock, original gas lines and aging connections add another layer of complexity. With 28 completed appliance repairs across the city and Samsung ranking as the most serviced brand, our technicians understand the unique challenges SF kitchens present. Gas stove ignition failures in compact galley kitchens — averaging just 60 to 80 square feet — demand careful diagnosis because limited clearance makes it harder to isolate whether the issue stems from a failed igniter, clogged burner port, faulty spark module, gas valve restriction, or a loose wire connection behind the unit.
San Francisco homes face a unique combination of factors affecting gas stove ignition. The city receives fog an average of 108 days per year, and that moisture penetrates kitchens through older single-pane windows common in pre-1940 Victorians. Homes supplied by Hetch Hetchy soft water with just 30 TDS rarely have mineral buildup issues, but the salt-laden fog causes 30 percent faster corrosion on metal igniter components. Compact galley kitchens averaging 1,200 square feet overall limit ventilation around stove connections.
Failed igniter
Clogged burner port
Faulty spark module
Gas valve issue
Loose wire connection
Normal wear on internal parts is the leading cause of gas stove stove wont ignite issues. Regular use over 5-10 years gradually degrades moving parts and seals.
Cost: $140–$270 | Time: 60-90 minutes
Control board malfunctions, faulty sensors, or wiring issues can cause stove wont ignite symptoms. Power surges and age-related degradation are typical triggers.
Cost: $168–$320 | Time: 45-75 minutes
Debris, mineral deposits, or foreign objects can restrict normal operation. This is often preventable with regular maintenance.
Cost: $140–$210 | Time: 30-60 minutes
| Detail | Range |
|---|---|
| Diagnostic | Free |
| Typical repair cost | $80–$250 |
| Repair time | 45 min-1.5 hours |
| Warranty | 90 days parts + labor |
Cost varies by root cause. Exact quote after free diagnostic visit.
Bay Area gas stove ignition repairs typically range from $80 to $250 depending on whether the fix involves cleaning corroded contacts or replacing the spark module assembly. Our San Francisco service data from 28 completed repairs shows Samsung and GE as the most common brands requiring attention. Service calls start at $89 to $150, waived with completed repair.
In San Francisco, salt-laden marine air and persistent fog deposit corrosive moisture on metal surfaces and electronics. This can affect your appliance's thermocouple: salt deposits on the thermocouple tip create an insulating layer, causing flame-sensing failures and gas shutoff Clean the thermocouple tip with fine emery cloth annually; never use water or cleaning solutions
In San Francisco, sustained relative humidity above 60% promotes mold growth, condensation on cold surfaces, and accelerated corrosion. This can affect your appliance's igniter electrode: moisture on the ceramic igniter insulator allows the spark to track down the side instead of jumping to the burner, preventing ignition Dry the electrode and surrounding area if the burner fails to light; a hair dryer on low can remove trapped moisture
In San Francisco, very low mineral content (<60 ppm tds) or sodium-softened water causes over-sudsing, rubber swelling, and reduced detergent rinsing. This can affect your appliance's oven interior: soft water steam clean cycles leave a sodium residue film on interior surfaces that can smoke during subsequent cooking Use distilled water for steam clean functions; wipe interior with a damp cloth after the cycle completes
Free diagnostic visit for won't ignite issues. Same-day appointments available in San Francisco.
Book Free DiagnosticReviewed by Sarah Chen, Appliance Diagnostics Engineer