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Hello. EMI (electromagnetic interference) is electromagnetic energy that is passed through electronic devices. EMI is disruptive and can affect bluetooth devices and/or your GMC Safari's electronic system if not properly shielded. This is not a common problem, but it is...
Good job on the description of the noise. What you are describing is the noise that a wheel bearing makes when it is worn out. The noise will change pitch when steering left and right. The bearings for your PT...
Hello. You have done a great job with the diagnosis this far. Is it coming from the front or the back? Does it get worse going over bumps? From here you should attempt to play around with the suspension some...
Head gasket replacement is a big job that requires disconnecting and removing many parts. Without inspecting the vehicle firsthand, it's impossible to say exactly what when wrong. It could be something as simple as a disconnected sensor. An engine that...
Hi there: In most cases when a cylinder head gasket has been pushed due to overheating, it can cause additional damage to valve train hardware; most of the time problems with valve guides. However, if you've double checked all hardware;...
You may have a dirty or failing idle air control valve. The idle air control valve reads the air intake as it is mixed with fuel prior to being injected into the engine at low speeds and at idle. Since...
Hi There, It sounds like you may have a worn or failing CV joint that. A CV (Constant Velocity) joint is a shaft that connects the transmission to the wheels, essentially transferring the power from the drive train directly to...
Hello. This can be caused by a number of things. If the noise only occurs when going over bumps then it is possible that you have an issue with the strut on the suspension or an issue with the ABS...
Hi there - the lack of power steering assist, and squealing noise you here when using the steering at low speeds is indicative of poor power steering pump (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-power-steering-control-unit) performance. First thing to check to check is the power steering...
Teddy Leung / Shutterstock.com The whole idea of a PZEV (that is, a partial zero-emissions vehicle), seems paradoxical. You’d think it’d have to either be zero-emissions or not in the category at all. But as contradictory as...
Whether Whether it’s summer or winter, spring or fall – you should always have certain items available in your vehicle’s roadside emergency kit. Dead batteries, flat tires, and overheated engines can occur at any time. While most people have a...