Q: Truck stalls while I'm driving and then dies

An electronic control unit (ECU) (https://www.yourmechanic.com/article/what-is-a-vehicle-s-electrical-control-unit) is comprised of many different computer parts soldered onto a circuit board to make up a complete ECU. The ECU uses different kinds of memory on its computer board. These memory chips are used...

The center of your driver side console is filled with gauges, meters and readouts that provide you with vital information about the car. Understanding the information found here will help keep you safe and secure while on the road, and...

The master cylinder may be going bad if you notice the pedal going down to the floor with no signs of any brake fluid leakage, or if the master cylinder is leaking fluid from the back of it into the...

Hi there. From the description you have provided, your vehicle's pulsating electrical system is an unusual problem. The main relay (https://www.yourmechanic.com/services/main-relay-computer-fuel-system-replacement) is not likely to cause your vehicle's electrical issue. The fact you have been driving your vehicle this way...

Hello - the P1791 code indicates a problem with an internal speed sensor (or governor) within the transmission. This device provide RPM information from the transmission to the transmission controller - which determines when the transmission shifts up to the...

Hello. On your particular vehicle you just have to replace the axle. Disconnecting things such as the tie rod and ball joint will make it easier to get the axle out of the way but it's really a to each...

Brake noise is not normal and is due to the failure to use OEM (dealer supplied) brake pads, apply shims to the pads as required in the OEM set-up, use appropriate anti-squeal compounds, and also failure to properly re-surface the...

As long as the a/c clutch bearing is not seized, it doesn't matter if the a/c compressor is locked up. As long as you do not turn the a/c on, this causing the clutch to engage and attempt to run...

It sounds like you may have a faulty brake light switch (https://www.yourmechanic.com/services/brake-light-switch-replacement) circuit which controls a number of things in the vehicle. This switch indicates when the brake pedal is pushed and triggers the brake lights to come on. In...