Q: Engine

If the powertrain control module (PCM) does not have proper communication with the Sentry Key Remote Entry Module (SKREEM), the PCM will shut off fuel after two seconds of run time. A full key cycle down sequence must be performed...

If this is not related to any vacuum leaks, the next place to check would be the brake booster itself (https://www.yourmechanic.com/services/hydraulic-brake-booster-replacement). As you press the brake pedal down, a shaft inside the brake booster moves forward into a diaphragm, which...

Hello there, many faults will cause your 2009 Mercury Milan to have soft brakes. The most common causes of soft brakes are air in the brake fluid, master cylinder failure (https://www.yourmechanic.com/services/brake-master-cylinder-replacement), brake fluid leaks (https://www.yourmechanic.com/services/brake-fluid-is-leaking-inspection), or a faulty brake booster...

GM has had many issues with their digital dashboards, and this sounds like one more. Disconnecting the battery for a few minutes, then re-connecting it will give you a reset. More often, a "rebuild" or refurbishment of the digital dash...

The serpentine belt (aka drive belt) (https://www.yourmechanic.com/services/serpentine-drive-belt-replacement), is the belt that drives the accessories on the front of the engine. It drives the alternator, water pump, power steering pump, air conditioning compressor, and any other belt driven accessories. This is...

Hi There, There are many things that could be caused by this, however a a common symptom of a vacuum leak is a hissing that will become more noticeable during acceleration as you describe. High idle speeds or in some...

Hi there. Check the wiring from the starter to the ignition switch. There is a loose wire or a break in the wiring that connects the starter solenoid to the starter relay. Make sure that all of the wires on...

Hello. When you get this code on this vehicle along with a sluggish engine or low power then it almost always means that the catalytic converters are bad. This is a common issue. I would recommend taking it to an...

The oil pressure light will usually come on when a few things could be happening. Either the motor is in fact low on oil, the oil pump could be failing or not pumping oil sufficiently or the oil pressure sending...