Diagnostic Dilemmas: Getting In-Sync with a Couple Wranglers
It’s axiomatic in the diagnostic trade that, as soon as one thinks he has command of a particular system, the gods of technology pitch a curve ball that unerringly slips under the swing of the diagnostic bat. Not that I’ve never seen a 4.0L Jeep engine before; I’ve serviced dozens, perhaps hundreds of them. The
ACDelco Offers Training Incentives, New Classes for 2007
The automotive aftermarket industry has long recognized ACDelco for its world-class training program that helps technicians and shop owners to stay current with new technology through the latest information and cutting-edge instruction.
Nissan Tech Tip: Groaning/Grinding Noise from Front Brakes
Use this bulletin to service a 1998-2000 Quest if the vehicle’s front brakes make a loud, low-frequency groan/grind noise when stopping. The groan/grind addressed by this bulletin may occur at normal operating temperatures and is not a "creep groan."
Good Good Vibrations
Wouldn’t it be great if various vibrations in the car were something that we could measure, sort through, select one, and assign numbers to it that can be used to find its source? Wouldn’t be even better if we could determine by the numbers whether the vibration was a balance issue or excessive runout with
Under Pressure:TPMS Diagnostics
Have you ever noticed the sides of at least one tire excessively bulging on the car ahead of you in traffic? Of course you have. You’ve likely also found a high number of improperly inflated tires on vehicles that roll into your shop on a regular basis. Improperly inflated tires are commonplace. The National Highway
Timing Belt Replacement: Tried and True Repair Method Works Every Time
and below the intake manifold. When this unit fails, it tends to look like the head gaskets are blown. The oil mixes with the coolant and so on, leading to catastrophic engine bearing failure. Saab recommends flushing the cooling system with Shout, a cleaning agent found in many stores. Saab also recommends changing the timing
Diagnostic Oddities
This article is dedicated to some Ford specific issues that, after being brought to light, can save your shop thousands of dollars in wasted time and liability. There may be some other makes out there with some similar designs and quirks, but the only technical references will be for Ford vehicles. By Glen Beanard Giddy
Tire Pressure Monitoring Systems Present a New Service Opportunity
Changing technology always brings with it a need for new tools, and today’s new Tire Pressure Monitoring Systems (TPMS) are no exception. In 2000, Congress passed legislation called the TREAD (Transportation Recall Enhancement, Accountability and Documentation) Act in response to tire failures that were causing SUV rollovers. Many of these tire failures were blamed on
Tech Tip: Kia Sephia Start Motor Fails to Engage/Blows Fuse
Some 1998 Sephia models produced before May 7, 1998 (A/T equipped vehicles) or May 2, 1998 (M/T equipped vehicles) may intermittently experience a condition where the starter motor fails to engage and blows the 15-amp start fuse. This condition is usually worse when the outside air temperature is high.
Dorman Offers Helpful Pointers for Inspecting, Diagnosing and Servicing Clock Springs
A clock spring isn’t related to the clock and it doesn’t have spring in it. However, it is found on every single vehicle, both import and domestic, produced since 1994. Dorman Products offers the following instructional pointers for technicians servicing clock springs.