Q: We recently took our BMW 525i into the shop due to some electrical issues.

Hello. I am assuming that your truck has an automatic transmission. The first thing to check would be the transmission fluid level. If it's low, top it off with the proper fluid to the proper level on the dipstick. If...

Hello. This could happen for several reasons. Your car could have gone into a temporary limp mode because of transmission malfunction or because the battery (https://www.yourmechanic.com/services/battery-replacement) and/or alternator (https://www.yourmechanic.com/services/alternator-replacement) has low voltage causing the car to stall. This problem should...

If the Check Engine Light is on this would be helpful as the codes that would be triggered by this would generate useful information relating to the problem. Without the benefit of hooking the car up to a scanner and...

Hi there. What you could be hearing is the chain in the transfer case. If the chain has too much play, then the chain will rub on the transfer case housing when not under a load. Try going up a...

Hi there. The noises that admit when the power steering is moving is the pump. The other parts will not make any noise except for a water swishing noise as the fluid moves from side to side in the steering...

Hello. Thank you for writing in. There is absolutely no issue with disconnecting the battery (https://www.yourmechanic.com/services/service-battery-cables) while you are gone. It also gives added protection from it be stolen while you are away. If you choose to disconnect the battery,...

Hello - yes, a failed camshaft sensor can negatively affect fuel economy. With a failed cam sensor, engine management reverts to a "fail safe" engine timing scheme which is less efficient than when all sensors are working properly. The symptom...

The only addition to the steps you will need to after reconnecting the battery you should turn the key on without starting it and wait for about 30 seconds then start engine and let idle for 10 minutes. Then drive...

Hi Jennifer. The most common cause of this type of problem is a damaged mass air flow sensor. The mass airflow sensor measures how much air is entering the engine and relays this information to the vehicle’s computer so the...