Eric K Blaine , WA May 18, 2015 Appliance: LG Gas Range LRG30855ST Lg Range Lrg30855st / Astelga: Oven temp was below what it was set at. How to replace Range Oven Temperature Sensor Probe. Removed and replaced the temp sensor inside oven Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes