GE JB645RKSS Repair Guide
America’s default electric range, the JB645 shows up in more kitchens than almost any other stove. Radiant glass top, self clean oven, simple electronic control: its failure list is the standard electric range trio of elements, sensor, and (post self clean) thermal parts.
GE JB645RKSS is an electric range, coil under glass oven & range sold 2017 to present. Its most common repair is oven won’t heat, usually $150 to $280.
- 5 common problems with causes, fixes and costs below.
- 4 error codes decoded.
- An oven & range like this lasts about 15 to 20 years.
- Check the model and serial tag before you order any part.
Common problems & typical repair costs
| Problem | Likely cause | Typical fix | OEM part # | Typical cost |
|---|---|---|---|---|
| Oven won’t heat | Bake element | Replace element | not listed | $150 to $280 |
| Wrong temps / F350-style drift | Temperature sensor | Replace the stator assembly (sensor is integrated) | not listed | $120 to $250 |
| One burner dead | Radiant element or infinite switch | Replace element/switch | not listed | $120 to $280 |
| Dead after self clean | Thermal fuse / door lock | Replace fuse, check latch | not listed | $100 to $260 |
| F7 / stuck key | Keypad or board | Reseat ribbon. Replace board | not listed | $150 to $450 |
Costs are national averages for professional repair (parts + labor). See the linked cost guides below for full breakdowns.
Error codes
| Code | What it means |
|---|---|
| F2 | Runaway temperature, sensor/relay |
| F3 / F4 | Sensor open/shorted |
| F7 | Stuck key / keypad fault |
| F9 | Door lock circuit |
Tech notes
The classic post-self clean death (dead oven, locked door) is a thermal fuse and latch check, cheap. Skip self clean and this range runs 20 years.
Sources
Where the safety, regulatory and warranty claims on this page come from. Repair costs are our own figures based on Arizona market rates and OEM parts pricing.
- Carbon Monoxide Safety Guide U.S. Consumer Product Safety Commission Carbon monoxide risk from gas cooking and heating appliances.
Cost guides for this machine’s common repairs
DIY step by step instructions for this model
Find a oven & range repair pro near you.
Browse independent appliance repair companies by city, ratings, hours, and phone numbers, no middleman.
We'll buy your GE JB645RKSS, or haul it away.
If the repair costs more than this machine is worth to you, we'll quote you on taking it. Cash offer if it still has value, free or paid scrap pickup if it doesn't. We'll tell you honestly which it is.