Part 1 in this series covered defrost cycle problems in heat pumps. Now, let's discuss the second major winter issue: heat pumps stuck in one mode. The customer calls and says the system won't switch ...

What’s the fastest way to a mental breakdown in your garage, and why is it an ignition issue? No doubt, that stress headache comes on strong when your car was running a minute ago, whereas now it’s ...

Most of us take the ignition system for granted, ignoring it when it's working and treating it to plugs, points, condensor and rotor when it fails. Considering the job ignition systems are assigned, ...

A dashboard warning light can send a simple and clear message: Something on your truck needs to be checked. On today’s complex vehicles – and particularly when it comes to their increasingly ...

Systems builders tasked with the on-site and in-shop maintenance, diagnostics and repair of PCs need help. Portable tools have come to their rescue. The following products can help turn a painful, two ...

The prtdiag command on Solaris systems is both a script and an executable. The script, /usr/sbin/prtdiag, does a little fact checking — such as whether your “uname -i” command yields a proper response ...