Q: Hi i might need a smoke machine to diagnose a EVAP problem, do all drivers carry one?

With less than 50,000 miles on your 2013 Jeep Patriot, a constant humming above 35 miles per hour is a concern. My first guess would be wheel bearings (like you checked), or perhaps a disc brake pad that was stuck....

Usually when the Check Engine Light (https://www.yourmechanic.com/services/check-engine-light-is-on-inspection) flashes, it is an indication that you have a severe misfire (https://www.yourmechanic.com/services/engine-is-misfiring-inspection) that may cause damage to the catalytic converter (https://www.yourmechanic.com/services/catalytic-converter-replacement). Most of the time this is due to failing ignition components. That...

Hello. From your context it would appear that you may be referring to the IMRC valve, or the intake manifold runner control valve. The IMRC valve itself does not have anything to do with the vehicle's fuel system, as in...

This may be related to a faulty starter solenoid. The starter solenoid is located on the starter and has internal electrical contacts that transmit electricity to the starter. When this fails, it may cause a clicking sound and will not...

As a general rule, car engines do not like cold weather and do not do operate as well in cold weather. When you start your car in the morning and turn the key to on, the coolant temperature sensor immediately...

Hello. Thank you for writing in. With checking the ignition for a power supply, what other tests have you done? The first thing to always check in this situation is the starting system. Does that battery have at least 10...

Sometimes when a heater core starts to get clogged from dirt and debris inside coolant cores it take higher flow to get good heat out of it. Try to have heater and cooling system flushed and the thermostat replaced to...

It is possible that you could have a restriction in the line that goes from the compressor to the rear air spring. This resriction would prevent the air from reaching the air spring. I would recommend dis connecting the line...

Hi there. The transmission position sensor is malfunctioning and needs replaced. The transmission position sensor tells the computer (ECM) what gear the transmission is in. If you need further assistance with your vehicle not starting (https://www.yourmechanic.com/services/car-is-not-starting-inspection), then seek out a...