Ask Car Mechanic

Troubleshooting

Why White Smoke From Exhaust When Accelerating?

Noticing a white cloud of smoke coming out of your exhaust when accelerating isn’t always a cause for worry or panic; nonetheless, it warrants a thorough and careful examination to determine how to proceed in the safest way possible.  White smoke usually comes out from the exhaust when accelerating due to condensation. It could also … Read more

What Happens When Cam Phasers Go Bad?

Cam phasers are a component included in various engines, helping them run efficiently, especially at low rpm. However, cam phasers are prone to some issues. So what happens to car engines when cam phasers fail to function properly?  When cam phasers go bad, they can cause damage to the Variable Camshaft Tuning (VCT). Such an … Read more

Bad MAP Sensor Symptoms

Modern cars are loaded with tons of computers, sensors, and other electronics. When everything is working correctly, these modern electronics can make driving your car far more convenient and efficient. However, many of these electronic components rely on one another to function properly, and if one of them goes bad it can severely hinder the … Read more

Why AC Compressor Runs, But Won’t Take Refrigerant?

Usually, recharging your car’s A/C system is a pretty simple procedure. You turn on your car’s A/C system so that the compressor is running, attach a can of refrigerant to the system’s low-pressure service port, and fill the system with refrigerant until it reaches the right pressure. However, sometimes you may find that even though … Read more

GMC Bad Throttle Position Sensor Symptoms

Modern vehicles are equipped with all manner of different sensors to assist with driving. When all of these sensors are working well, you won’t even notice it, but if even one of the more obscure sensors stops working, odds are it’ll result in some pretty obvious symptoms. You might not think about your throttle position … Read more