Q: What is causing the steering wheel vibration?

Hi there. A lack of communication between your key fobs and your vehicle can point to the receiver that detects your key in its presence. Also, your key fob battery itself can be completely dead or no longer be communicating...

Hello. MAP stands for manifold absolute pressure. So the answer to your question would be that it is the manifold absolute pressure sensor that there is something wrong with. The map sensor reads the pressure in the manifold and sends...

Unfortunately, "used" and "reliable" are two words that typically don't go well together with European cars. They are expensive cars to repair and fix. A long time ago, the Volvos were good cars and a '93 240 wasn't a bad...

You could have the oil cooler cleaned off with brake cleaner first then dried. After this, then add oil leak detector dye to the engine oil and then drive vehicle a few days and check for oil leaks with a...

Hello. No power to the fuel injectors can be caused by a few things. If the relays, fuses, and computer all check out then I would move on to looking at the engine management and fuel system. It may be...

Hello. the Diagnostic Trouble Codes would have to be retrieved to begin the diagnosis. Unless the shop retrieved all codes and performed a diagnosis and tested the coils (there are six of them on your engine), what they have told...

If you are not using an OEM, dealer supplied gasket, but rather an aftermarket supplied gasket, that could cause this problem. The gasket you have may simply be too thick. Even if the gaskets are of the same thickness, there...

Hi there. Typically we don't offer advice on aftermarket component upgrades. In regards to whether the voltage regulator is located inside the new alternator, that depends on the unit. This one for example (,https://www.dbelectrical.com/products/alternator-high-output-220-amp-5-7l-gmc-truck-89-90-91-92-suburban.html) has it installed inside and does...

Hello - something is not right with your alternator. Unless the serpentine belt is loose (worn belt or loose tensioner) and slipping, the voltage regulator should keep the alternator charging at 14.5 volts or higher as the engine revs. It...