Sounds like the alternator is going bad, Need to check charging system
with a volt meter.
no way
Low coolant level and possible coolant leak.
The temperature gauge on a car fluctuates because the car's thermostat is opening and closing. The gauge goes up when the thermostat closes and the gauge goes down when the thermostat opens.
Either your battery is dead, or your alternator has failed.
your alternator ain't charging your battery or a bad connection draining the battery
get a new alternater
Your car is starting to overheat or your thermostat is going out. Get it checked.
tight and clean the battery cables.
it big and blue
Find the starter and follow the heavy gauge wire from the starter. It will go to the starter relay or battery. If it goes to the relay then follow the heavy wire from the relay which will go to the battery.
If you leave the lights on the battery goes down or anything else that uses the battery over night. But if that's not it, the battery is worn out and you need to buy a new one.
Bad ground, there is a recall , take it to the dealer