Q: I have a 2003 Cadillac CTS. My engine hesitates then shuts off

Faulty ignition system (https://www.yourmechanic.com/article/how-can-problems-with-the-ignition-system-cause-misfiring_2) components are among the leading causes of engine misfires. Parts such as spark plugs, spark plug wires and boots, and ignition coils are highly stressed by high voltage and a high underhood temperature environment. While most...

Great question! I’m going to assume you’re asking about an automatic transmission. The answer is: it depends! I suggest starting by looking at the manufacturer’s schedule of maintenance recommended for your particular vehicle in the owner’s manual. Between 30,000-60,000 miles...

Ignoring problems with cars is like ignoring problems with teeth. Waiting longer usually just results in more pain and expense. Seeing transmission fluid on the ground (https://www.yourmechanic.com/article/what-can-cause-a-car-to-leak-transmission-fluid) under your vehicle should get your attention right away. Transmission fluid is usually...

Hello! There are many things that can cause vehicle vibration. Tires and suspension can cause vibration while driving and a misfire or engine mounts can cause a vibration while the vehicle is idling. A qualified technician, such as one of...

I would only recommend that you get the engine scanned to see if you have any trouble codes that would require service. The brakes could be locked up, causing the engine more labor just to move the car. If the...

If the Check Engine Light (https://www.yourmechanic.com/services/check-engine-light-is-on-inspection) is on, then a fault code is set. While yes it could be the TPS, have the system diagnosed and fault codes pulled to verify what is actually causing the issue. If you replace...

Hi there. One of the reasons why YourMechanic.com is different is that we have mobile mechanics that complete inspections to determine what's the cause or source of an issue (like the stumbling problem under acceleration you've described above). The best...

If after you did this, you did NOT run the engine (thus operating the torque converter and oil pump in the transmission), nothing untoward will happen. The solution is to immediately remove the transmission oil pan, let everything thoroughly drain...

Hi there. If the engine size is similar and the transmission is identical (meaning an automatic w/automatic), then the motor mounts for the two vehicles should align. I would highly recommend consulting with a local engine replacement shop to confirm...