Q: 2001 Buick Regal car did a jerk now it won’t go forward or backwards think I need transmission fluid is it to late to add some?

With the parking brake not engaging, caution should be observed. This vehicle has the parking pinion inside of the transmission and the transmission will need to be partially disassembled to fix this. A qualified technician will be able to diagnose...

The wiring on older Volvos, such as with your 1996 Volvo 960, can be a little temperamental and have bad connections. If the ignition coil is good but the coil itself is not receiving the electrical signal from the computer,...

You say the only thing you hear is the knocking in the lower end, but this knock is a major problem. When you drove the car with no oil pressure, it damaged the crankshaft main bearings, and most likely the...

You will need a fuel line disconnect tool (http://amzn.to/28QodWV) on most models. Some models you have to squeeze the connector and pull it off. Depending on your connection you may need the special fuel line tool to have it removed....

Hello, thanks for writing in. I'd be happy to help. White smoke from the exhaust can be caused by a few things. First off, keep in mind that white smoke coming from the tailpipe after a cold start can be...

An idler pulley will never prevent an engine from ever running again. An idler pulley just has a ball bearing inside of it that can dry out over time causing it to get hot. If the issue is not resolved...

Hi there. There are multiple reasons for an inoperative horn. Diagnosis will need to be performed to identify the cause of failure. It may just be a blown fuse (https://www.yourmechanic.com/services/fuse-replacement), a faulty horn relay (https://www.yourmechanic.com/services/horn-relay-replacement), a faulty horn contact switch...

Diesel engines rely heavily on glow plugs in cold weather. Diesel fuel tends to thicken in cold weather, so the glow plugs heat the combustion chambers as well as the fuel as it enters the combustion chambers. The Cummins engine...

This is often a sign of low transmission fluid (https://www.yourmechanic.com/services/transmission-fluid-service) or a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required, the car's computer activates a...