Q: Where is the expansion valve on a bmw 530i please.

Your car is equipped with a speed control system (what other automakers refer to as cruise control). The Speed Control Light looks like a little picture of a speedometer with an arrow on it. If the light comes on in...

Leaving the gas cap off wont usually cause drivability concerns. Its function is basically to keep fuel vapors where they belong. If left off it often triggers a check engine light, but nothing more. Notice how I said "usually" in...

Depending on how the vehicle was hit, the steering gear may have been broken. I recommend having a mechanic, such as one from YourMechanic, check out your steering issue (https://www.yourmechanic.com/services/steering-wheel-does-not-turn-car-inspection) to identify and quote the repairs needed.

The vents are so you will not get battery fumes built up inside the passenger compartment. Hydrogen gas may build up inside the car and can cause a fire hazard. I would not recommend driving it till you fix the...

The Check Gauge Light (https://www.yourmechanic.com/services/warning-light-is-on-inspection) comes on to prompt you to look at one of the gauges that is high, such as the coolant gauge for the engine overheating. If the A/C has stopped cooling, then you may have a...

Hello. If the alternator and computer have been replaced, then it may be possible that the light is being set off by another issue. If the issue appears to come and go intermittently, then it may be possible that the...

Hi there: Depending on what's causing the grinding noise; whether it's the brake pads grinding on the rotor, it's possible that the rotors and pads both need to be replaced. However, if the car is making a similar sound when...

Hello - I think there is a pretty good chance that your engine has seized (https://www.yourmechanic.com/question/what-does-the-oil-pressure-low-stop-engine-message-mean) due to a lack of oil. I suspect there is little compression due to piston rings seizing in the cylinder, and there is bearing...

This may be 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...