Q: Warning sound is coming intermittently while driving 2012 Nissan Altima

Air or restrictions in the system or low coolant level are the two most common causes of overheating (https://www.yourmechanic.com/services/car-is-overheating-inspection). I would look near the thermostat that was just replaced to ensure that it isn't leaking. If it is not I...

It is interesting that you found that your brakes system is "grabbing" without the pedal depressed. However, there are many things that can cause your ABS light to come on from a failed sensor to low brake fluid. I suggest...

The immobilizer system keeps your vehicle from being turned on with an invalid key. When the immobilizer system is activated, only a valid key can be used with the car. The system will automatically active when the ignition is turned...

As far as jack stands (https://www.yourmechanic.com/article/how-to-buy-a-good-quality-jack-stand) go, the pin locks are by far the safest if they have thick pins. Once you get the car up and you have that big thick metal rolling pin secured in there, nothing beats...

The radiator fan (https://www.yourmechanic.com/services/cooling-radiator-fan-motor-replacement) should come on when the engine reaches a certain temperature, or immediately when you turn the air conditioning on (if so equipped). If the fan does not come on when the engine gets hot but does...

The P0320 trouble code (https://www.yourmechanic.com/article/p0320-obd-ii-trouble-code-ignition-distributor-engine-speed-input-circuit-malfunction-by-jamahl-walker) could very well indicate a bad camshaft sensor. The pinpoint test should be performed before replacing the sensor. If you need help with diagnosis, contact a mechanic for a diagnosis of the Check Engine Light...

Hello. The first thing that should be done is to retrieve codes (https://www.yourmechanic.com/article/how-to-read-and-understand-check-engine-light-codes-by-jason-unrau). This is an OBD I system, so it is more difficult than the newer OBD II systems. Lacking any codes or scan tool data, I will have...

Depending on the engine maintenance that has been done on a regular basis you may need to have a diagnostic check done to check the condition of the ignition system, fuel system, and the computer sensors for an issue like...

Hi Candice. Thanks for contacting us today. If you turn the key and the starter will engage, but the car will not start, then it's likely that either an ignition timing component or a fuel system part is the source....