Car is on but the engine won't run
Generally, the check engine light (https://www.yourmechanic.com/services/check-engine-light-is-on-inspection) comes on when something fairly serious is going on with the vehicle. This can happen for many different reasons such as a faulty mass air flow sensor, a faulty O2 sensor, a bad catalytic...
My 2010 Cadillac [cts](/topics-cts/) began making funny noises and loosing its coolant. I added some stop leak to it it only seemed to work for a minute. Then the car began running hot so I replaced the [water pump](/topics-water-...
My 2010 Cadillac [cts](/topics-cts/) began making funny noises and loosing its coolant. I added some stop leak to it it only seemed to work for a minute. Then the car began running hot so I replaced the [water pump](/topics-water-pump-cadillac/) on it. The noise is now gone however the car is still getting hot. And I noticed when I have the heater on and blowing directly towards me the car doesn't get hot but as soon as I put the defrost on it began to get hot again. Mechanic's Assistant: Have you checked the coolant? Have you noticed any leaking? The coolant is full in the reservoir and I just replaced the pump Mechanic's Assistant: Are you fixing your CTS yourself? What have you tried so far? Yes im fixing it myself and I changed the water pump. Topped off the coolant Mechanic's Assistant: Anything else you want the Mechanic to know before I connect you? No I think that is it