The Focus connector does not usually cause an alternator failure, but can cause a charging system problem

At cold start-up, customers may complain about a loud engine rattle that lasts for about two seconds.

Why do school bus drivers quit? Here, a veteran driver presents a list of common concerns among his colleagues.

Customers may complain about a ticking noise, engine misfire and/or SES light. This may be the result of an AFM (Active Fuel Management for ...

In this article, we'll discuss engine idle issues, surging and "hunting" problems. First let's cover the "basics" in terms of the possible causes...

As gas prices seem to never drop to a comfortable price, it's important for vehicles to be as fuel efficient as possible. That is where an electronic...

If your shop doesn’t routinely service diesel-equipped vehicles, you may not be fully aware of the use of DEF (Diesel Exhaust Fluid). DEF consists...

This bulletin applies to 2003-2009 Mazda6, 2004-2009 Mazda3, 2006-2009 Mazda5, 2006-2009 Mazda MX-5 and 2007-2009 Mazda CX-7. The problem involves...

All too often when a no-start condition or hard-start is encountered, some techs may be too quick to automatically blame the electric fuel pump.

Sometimes the hardest part of chasing driveability problems is knowing where to start. It’s tough enough when the trouble codes indicate something...

Engine coolant leaks detected on some GM vehicles may be the result of leaking gaskets between the coolant crossover pipe and the front of the right...

Pity the poor do-it-yourselfer who decides to purchase engine oil at an auto parts store or big-box retailer. There are products making all kinds of...

Operators not wanting to use online form must schedule appointment

Carbon Cleaning USA is bringing a machine developed in France by Power System to the United States to clean engines.

When diagnosing a check-engine light or drivability issue, you can learn a lot by looking at fuel trim data on a scan tool. Fuel trim can be affected by...

A petitioner asked NHTSA to make changes to the way warning lights are displayed when school buses are stopping to load or unload passengers.

Some owners of 2010-2012 Cadillac SRX vehicles equipped with all-wheel-drive may comment that the “service rear axle” message is displayed on...

A Georgia school bus driver shares a letter he wrote appealing to the school board and public to recognize all the tasks involved in being a school bus...

The first patent for power steering, granted in 1900, describes a mechanical system that never went into production. Hydraulic power steering was...

This TSB applies to 2000 to 2014 Audi models including the Q5, R8, A6, A8, Q7, A4, A3, TT, Allroad, A5 and A7.