Q: Hi, Have a 2002 Vauxhall Corsa. Installed a brand new crank angle sensor and now oil is leak from the area. Would you know why?

Transmission issues will often give you small signs that a trip to the shop is needed. The warning signs can be subtle shifting problems like a slightly delayed or harsh shift, sometimes even a delay before the transmission goes into...

While your Intelligent Key will remotely unlock the doors when you get close enough, you can also use the fob as a remote keyless entry system from a greater distance away. To unlock the doors, just follow these steps: Make...

The first thing that needs to be done is to scan the vehicle for all codes (https://www.yourmechanic.com/article/what-is-the-on-board-diagnostics-obd-system). Since the overdrive light is flashing, a simple code reader from your local parts store will not likely be of any help. Code...

This is a very odd set of symptoms. I would suggest ruling out any fuel-related issues as the poor fuel economy and lack of power could be related to faulty sensors like the throttle body sensor, mass air flow sensor,...

Hello there. The jerk when shifting from park to drive is a common problem with your 2006 Cadillac CTS. The most common causes are the engine mounts (https://www.yourmechanic.com/services/engine-mount-replacement) or the transmission mounts. Your vehicle has several engine mounts and transmission...

Hi there. It does seem kind of suspicious that your vehicle went in with ac and now it doesn't work. I completely understand how you feel and hope to help you fix this. However, component failure can happen at any...

Hello - the P0720 code (https://www.yourmechanic.com/article/p0720-obd-ii-trouble-code-output-speed-sensor-circuit-malfunction-by-brady-klopfer) indicates that the signal from the transmission output speed sensor is at odds with speed signals from other systems (like the wheel speed sensor). Since you replaced the output speed sensor, either the new...

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...

If the headlights are working intermittently (i.e., turn off after you start the truck), there is a loose connection, faulty relay or switch, or other electrical problem in the headlight circuit. When the problem occurs, you can find the fault...