Uncategorized Archives - Page 17 of 17 - UnderhoodService
Tech Tip: How Engine Oil Becomes Engine Sludge

Fresh engine oil is a clear, free-flowing liquid blend of base stock and additives that contains no fuel, water, coolant, dirt or other contaminants. In engines that have failed prematurely, the oil has very often been transformed into a high viscosity deposit of brown or black goo, commonly referred to as "sludge."

Tech Tip: Motor Mounts – An Opportunity for an Add-On

Often-overlooked engine components that may need to be replaced when installing a remanufactured engine are motor mounts. These rubber mounts can deteriorate, collapse and/or separate with age. Fluid-filled "hydraulic" type mounts can often leak, allowing annoying engine vibrations to be transmitted to the chassis.

Under Pressure: Maintaining Ford’s Electronic Returnless Fuel System

By Glen Beanard, Technical Contributor Here we go again. A simple electric pump pushing fuel up to the engine, with its pressure being controlled by a little valve, and returning the unused fuel to the tank was not good enough. Now, we need to make that all fancy by adding a new controller, adding a

Tech Tip: Honda Suspension System Diagnosis and Service

Like most vehicles, the suspension system on a Honda or Acura will give its owner many miles of trouble-free service. But with the amount of miles these cars deliver, it’s only a matter of time before they will need some type of repair. And unlike some of the other systems on the car, the suspension may not provide a clear indication to the driver that a problem exists. It’s really up to the technician to identify problems while routine or related service is being performed.

Tech Tip: Complete Timing Belt System Replacement Can Increase Sales, Reduce Comebacks

When servicing the import timing system, many technicians replace only the worn belt. They overlook the tensioner, tensioner pulleys and idlers because failure modes such as misalignment, loss of lubricant and weak spring force are often hard to detect.

BCA Videos