Frigidaire FGF368GCA — Common Problems & What Parts Fix Them

Understanding the Problem

This guide covers the Frigidaire FGF368GCA 36" gas range and the most common problems owners see: burners that won't light or keep going out, oven not heating or taking a long time to reach temperature, persistent clicking/sparking, and uneven baking. Below are step-by-step diagnostic and repair instructions for the typical failure points. 1) Initial safety & preparation - Turn the range off at the control panel. Shut off the gas supply to the appliance (gas shutoff valve behind the range). Turn off power at the breaker if you will access internal wiring or the oven igniter assembly. - Remove oven racks and clean any loose debris from burners or the oven floor to prevent ignition delays due to carbon or grease. 2) Surface burners won't light or spark constantly - Check that burner caps and heads are correctly seated and clean. Misaligned or dirty ports stop gas flow and spark transfer. - Inspect the spark electrode and burner head for heavy carbon/grease. Clean with a soft brush and isopropyl alcohol; allow to dry. - Test ignition: turn a front burner switch to a spark position. If you hear clicking but no spark at the electrode tip, the electrode or wiring may be damaged. If you see spark but burner doesn't light, confirm gas supply to that valve. - If one burner fails while others work, swap the burner cap/head to a working position to isolate burner vs valve/electrode. - If multiple burners don't spark, suspect the spark module/ignition module or a faulty wiring connection between the switches and module. - Repair steps: clean/replace electrode or burner head if visibly damaged. If spark module is faulty, replace the ignition/spark module (see parts list). If a single infinite switch doesn't advance, replace that control switch for surface heating. 3) Oven won't ignite or takes very long to light - With the oven set to BAKE, observe the igniter through the oven window or with the door open (be careful of hot surfaces). The igniter should begin to glow within 10–30 seconds. - If the igniter never glows: likely an igniter failure, control board, or wiring/ignition system fault. Use a multimeter to check continuity of the igniter; no continuity = replace igniter. - If the igniter glows but gas valve never opens: a weak igniter may not draw enough current to open the gas safety valve. If the igniter glows dim or takes long to reach bright orange, replace it. - If igniter glows properly but burner lights and then goes out, check the flame sensor/thermocouple (if fitted) or the oven safety valve. A failing safety valve can close prematurely. - Repair steps: replace bake igniter if weak/no continuity. If new igniter doesn't solve it, test/replace the oven safety valve or the oven control board (carefully test wiring and connectors first). 4) Oven temperature inaccurate or uneven baking - First calibrate: use an oven thermometer in the center and compare. If off by a consistent amount, perform oven temperature adjustment in the control settings (consult manual). - If fluctuating or large temperature swings: check the oven temperature sensor (probe). Measure resistance at room temperature — many sensors are around 1100 ohms at 70°F (value varies by model). If out of expected range or shows open/short, replace sensor. - Inspect the convection fan (if equipped) and fan motor — a failed fan causes uneven heat distribution. - Repair steps: replace oven temperature sensor or fan motor as needed, then recalibrate. 5) Persistent clicking after burner is lit - Common cause: moisture or grease around electrode/switch, or a sticky switch. Remove and thoroughly dry; clean switches and burner bases. - If clicking persists only on one switch, the infinite switch or spark switch may be failing — replace that control. 6) Replacement basics (common practical steps) - Always disconnect power and gas before replacing parts. - For igniter replacement: shut off gas & power, remove oven bottom panel and screws securing igniter, disconnect the two wire connectors, install the new igniter, resecure panel, restore gas/power, and test. Handle new igniter by the ceramic base — don't touch the heating surface. - For spark module or control board: document or photo all wire locations, disconnect power, remove the console/backguard to access the module, swap the part, reconnect wires exactly as before, and test. Safety note: Gas and electrical work carries real hazards. If you smell gas and cannot stop the leak at the shutoff valve, leave the home immediately and call your gas utility or emergency services. If you're uncomfortable working around gas valves, oven safety valves, or mains electrical connections, hire a licensed technician.

Common Symptoms

Burners won't light or spark; oven won't ignite or takes long to reach temperature; continuous clicking; uneven oven temperatures.

Common Causes

• Clogged or misaligned burner caps/electrodes causing poor spark or flame
• Weak or failed oven igniter (most common cause of poor oven ignition)
• Faulty spark/ignition module, infinite switch, oven sensor, or safety valve

Popular Parts That Fix This Problem

These are the most common replacement parts that fix this problem. When you're ready to order, click below to find the right part at ProsourceParts.com — just search by your appliance model number for a guaranteed fit.

Frequently Asked Questions