coolant system

Hello I changed my thermostat housing + engine coolant reservoir after noticing that the temperature sensor seams faulty , after changing - i did bleed the air from the cooling system by adding coolant and waiting to thermostat to open and did , After idling the engine with the reservoir cap...

Apologize if this is the wrong section. I have a 2017 Jeep Wrangler Big Bear that’s overheating. A while back I replaced the thermostat, no issues. Now it’s overheat. On a cold start it will warm up to 245-250, then drop down to 220. If I’m going uphill it’ll claim back up to 235-240 then drop...

Hello jeepers, i found this coolant leaking spots around the coolant reservoir and there was barely any coolant left inside. I filled it right away but worried if this happened again. I am planning to go on 2500 miles trip. For reference i have 2022 sports 2 door.

I've been trying to learn something about maintaining the eTorque engines. I'm coming up dry. How can I monitor the health of the 48-volt battery? Any way to see the operating voltage or charge direction? How do I replace the battery coolant? Do I have to pump out of the top, or is there a...

2002 Jeep Wrangler 110K miles I6 manual, no A/C- I had a leak in the radiator and noticed that the coolant was brown muddy water. I replaced the radiator, thermostat, water-pump, radiator hoses and 1 heater core hose (All original). I back-flushed the heater core and flushed water through the...