Q: my car shaks after adding oil

The system will need to be checked to see if the drivers door lock is having an issue or the remote is the cause. The remote may have a bad button for the drivers door since it is the one...

Hi there. Every tire and wheel on your vehicle is secured to the wheel hub assembly (https://www.yourmechanic.com/article/is-it-safe-to-drive-with-a-damaged-wheel-bearing). If the wheel bearings or the hub itself are damaged, then it can break, causing the wheel and tires to literally fall off...

You definitely want to reset the computer when you make a repair like this. Resetting the computer will allow it to check the new component for proper operation and set a Diagnostic Trouble Code (https://www.yourmechanic.com/article/how-to-read-and-understand-check-engine-light-codes-by-jason-unrau) if there is still a...

You are correct. The fan motor (https://www.yourmechanic.com/services/cooling-radiator-fan-motor-replacement) has too much resistance and will not allow the full amount of current into the motor from the battery. I recommend replacing the fan motor. Also, check the voltage on the harness to...

The first thing to check is the transmission fluid (https://www.yourmechanic.com/services/transmission-fluid-is-leaking-inspection) level. If fluid level is okay, then the most likely problem causing a poor reverse engagement is low fluid pressure in the transmission. This could be caused by a worn...

Hi there - the P0420 (https://www.yourmechanic.com/article/p0420-obd-ii-trouble-code-catalyst-system-efficiency-below-threshold-bank-1-by-jamahl-walker) indicates a catalytic converter that is not working as efficiently as it should. This could mean a clogged converter, or weak oxygen sensor (probably the pre-converter O2 sensor). The P0411 (https://www.yourmechanic.com/article/p0411-obd-ii-trouble-code-secondary-air-injection-system-incorrect-flow-detected-by-spencer-clayton) code indicates a...

Here is a great diagram for your serpentine belt routing. (http://www.serpentinebeltdiagram.com/serpentine-belt-diagram-2000-oldsmobile-intrigue-v6-35-liter-engine-06303/)

Hello there. What you are describing is very similar to either damaged wheel bearings or tire / wheel combination being out of balance. In most cases, when you hear a noise like you're describing, it is caused by metal-to-metal wear;...

Hi There, Yes, an exhaust manifold (https://www.yourmechanic.com/services/exhaust-manifold-replacement) is a separate component of the exhaust system that is mounted to the engine cylinder head. As the exhaust travels from the engine, it passes through the exhaust manifold and then through the...