Q: Check engine light is on

Hi there. It is possible that your may have a freon leak somewhere. More than likely it's leaking out of the compressor front seal. I would recommend having a technician come out and inspect the air conditioning system (https://www.yourmechanic.com/services/ac-is-not-working-inspection) and...

If there is a howling sound that comes on when a fan is turned on, then that may be a sign of a potential problem with the fan. Perhaps the fan's bearing has become worn, or the blades have somehow...

That is a rather complex tire pressure monitoring system used by Audi. Using multiple sensors, antennae, and control module, this may require the Audi manufacturer's scan tool to communicate with in order to diagnose. A tire service center (that is...

Thanks for writing in about your 1994 Buick Roadmaster. There are many things that can cause a no start condition. You may want to have this thoroughly looked at in person by a professional before moving forward with any other...

Hi there. In order to provide you with an accurate quote, we'll need you to fill out a quote request for a starter replacement (https://www.yourmechanic.com/services/starter-replacement) so we can gather additional information about your location and vehicle.

Hello - there are a couple of possibilities for the "failure to relearn" of the new throttle position sensor (https://www.yourmechanic.com/article/how-to-replace-a-throttle-position-sensor-by-mia-bevacqua)". If engine management recognizes an invalid parameter during the relearn process (low system voltage, AC compressor kicking on, etc.), it...

At present, this vehicle typically costs around $3,000 to $5,000 range depending on sub-model, options, mileage, and condition. Inasmuch as used car repair, maintenance, and restoration costs are highly dependent on the actual, as found, condition of the vehicle, the...

Hi there. One of the common symptoms of coolant that has found its way into parts of the engine it does not belong is white smoking coming from the exhaust pipe. This can be caused by a head gasket that...

Hi Kim. Thanks for contacting us today. There are several items that cause an engine to not start, but sometimes it's best to consider the two main reasons why an engine won't start - fuel deliver or ignition failure. If...