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Archive Month: June 2012

Servicing Dodge’s Turbo Diesel: Air Filter and Fuel System Precautions

Servicing Dodge’s Turbo Diesel: Air Filter and Fuel System Precautions

June 3, 2012

Turbo-charged diesel engines have a healthy appetite for air, consuming large volumes of it. Keeping the air system clean is the key to good engine performance. With an air system restriction, some major engine performance conditions will occur and damage to the system is almost certain. In most cases, the engine will get the needed […]

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Brake Fluid Facts: It May Be Time For A Complete System Flush

Brake Fluid Facts: It May Be Time For A Complete System Flush

June 3, 2012

With a customer complaint of a fading brake pedal, most technicians automatically assume friction as the culprit.  Installing a new or different type of friction formulation may not satisfy the pedal fading symptoms, especially if the brake fluid is contaminated…

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Fuel Quality Issues: Rough Idle and Misfire Following a Hot Restart

Fuel Quality Issues: Rough Idle and Misfire Following a Hot Restart

June 3, 2012

Diagnosing engine performance problems can be a challenge.  Heat and fuel related conditions can make the engine behave erratically, resulting in a rough idle or misfire…

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Troubleshooting ABS Systems

Troubleshooting ABS Systems

June 3, 2012

Tire pressure monitoring systems (TPMS) will become a daily part of our service activity.  Maintaining the proper tire pressure is imperative for vehicle stability and control…

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Tire Pressure Monitoring Systems: A Challenge for the Tire Technician

Tire Pressure Monitoring Systems: A Challenge for the Tire Technician

June 3, 2012

When the Anti-Lock Brake System (ABS) was first introduced to the automobile, many technicians were very skeptical…

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Factory Solutions: Putting the Brakes on Elusive Brake Symptoms

Factory Solutions: Putting the Brakes on Elusive Brake Symptoms

June 3, 2012

A customer complains about a brake performance condition involving a shudder, vibration, or squeal during brake application.  The technician’s focus is on the normal conditions and procedures that are necessary to alleviate the symptoms…

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Troubleshooting Belt Noise: Installing a Second Belt Is Not the Solution

Troubleshooting Belt Noise: Installing a Second Belt Is Not the Solution

June 3, 2012

A customer brings a vehicle in for a routine service and a belt condition.  Without diagnosing the symptom, the technician recommends and installs a new serpentine drive belt. All is quiet in the engine compartment…

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The Challenge of the Diagnosis: Unique Brake and Suspension Solutions

The Challenge of the Diagnosis: Unique Brake and Suspension Solutions

June 3, 2012

Nothing is more frustrating than performing a service on a vehicle and having the customer return with a complaint. The symptoms may involve a brake noise condition, a pulsation, premature wear, a suspension related condition, or any one of several symptoms. Diagnosing noise-related symptoms can be a frustrating endeavor.

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Filtering Ford’s Power Stroke: Installing the Air Filter Can Be a Challenge

Filtering Ford’s Power Stroke: Installing the Air Filter Can Be a Challenge

June 3, 2012

Filtering Ford’s turbocharged diesel engines has proven to be a challenge. They have a thirsty appetite for air, and will get the needed volume by some means. In previous years, the Ford trucks have encountered numerous failures with air filters, some resulting in turbocharger and engine failure. When the filter became restricted, it would often […]

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Solving Electrical Problems: Check the Integrity of the Connections

Solving Electrical Problems: Check the Integrity of the Connections

June 3, 2012

When an electrical failure involves multiple circuits, two important steps should be taken. If the vehicle involved is of a recent production date, the first step should involve researching factory service bulletins for campaigns or field fixes. The second step should involve reviewing a wiring diagram to determine if the failed accessories or components share […]

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Pattern Failures: Plagued with Problems by Design

Pattern Failures: Plagued with Problems by Design

June 3, 2012

Occasionally you will encounter a system or component that develops a history of pattern failures that can elude your best efforts. Problems or premature failures can result from a manufacturing defect with a component, a problem due to the design of the system, or a secondary system malfunction may lead to a premature component failure. […]

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Filtration Systems: Dealing with Some Unique Filter Concerns

Filtration Systems: Dealing with Some Unique Filter Concerns

June 3, 2012

Imagine changing the oil and filter on a customer’s vehicle and the engine developing a low or no oil pressure condition. To correct the problem requires several hundred dollars to cover the cost of parts and labor. Is it possible for this to happen during a routine oil and filter change? Unfortunately, it can happen. […]

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Chevy Truck Brakes: Solving Pattern Complaints and Failures

Chevy Truck Brakes: Solving Pattern Complaints and Failures

June 3, 2012

When the hotlines and brake technicians are inundated with multiple complaints of the same nature on a given series vehicle, it’s almost certain that the symptoms are a normal characteristic for that platform. While the symptoms may be normal for that vehicle, the owner may not be that understanding. For example, when a customer has a […]

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Cooling Systems: Good Maintenance Insures Good Performance

Cooling Systems: Good Maintenance Insures Good Performance

June 3, 2012

Maintaining the proper engine coolant temperature is imperative, especially considering today’s computerized engine control systems. Failure to achieve a determined coolant temperature can result in poor fuel economy, high emissions output or costly engine damage…

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Oil Filter Leakage: Honda’s SUV Fires Linked to Botch Oil Changes

Oil Filter Leakage: Honda’s SUV Fires Linked to Botch Oil Changes

June 3, 2012

The automotive information network has been filled with warnings and cautions concerning the 2003– 2004 Honda CR-V Sport Utility Vehicles and fires occurring after an oil change. When twenty-seven of the mentioned vehicles turn into an inferno following a lube service, it naturally causes concern. We have received reports that some lube shops are refusing […]

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Crankcase Ventilation: Yesterday’s Technology Poses Some New Challenges

Crankcase Ventilation: Yesterday’s Technology Poses Some New Challenges

June 3, 2012

The positive crankcase ventilation system (PCV) is yesterday’s technology with a new set of challenges. While most consider the PCV system a simple and uneventful part of the emission control system, it can have a detrimental effect on the overall engine performance. A component failure can result in an array of problems including rough idle, […]

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Fuel System Maintenance: Following a Scheduled Service Can Prevent Costly Repairs

Fuel System Maintenance: Following a Scheduled Service Can Prevent Costly Repairs

June 3, 2012

Too little consideration is given to basic maintenance and the effect that some of the seemingly insignificant components can have on the system. Fuel filter maintenance is a good example. Many vehicle owners neglect the fuel filter as a service item, and technicians often fail to recommend a fuel filter replacement during normal service intervals. […]

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Pattern Failures: Solutions for Factory Induced Brake Problems

Pattern Failures: Solutions for Factory Induced Brake Problems

June 3, 2012

Dealing with brake system complaints can be a challenge. Don’t complicate the problem by getting so anxious to fix the problem that you fail to take the time necessary to accurately diagnose the symptoms. It’s easy to fall into a pattern of responding to the customer’s request for a service…

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Cooling System Problems: Troubleshoot the System Instead of Throwing Parts at the Symptom

Cooling System Problems: Troubleshoot the System Instead of Throwing Parts at the Symptom

June 3, 2012

When cooling system or belt driven components encounter problems, don’t get so anxious to fix the problem that you miss the diagnosis. Nothing is worse than a customer having to return multiple times for the same repair, when a little detective work by the technician could have prevented the condition…

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Sticking Throttle Valve: Eliminating a Hard Accelerator Pedal Effort on GM Trucks

Sticking Throttle Valve: Eliminating a Hard Accelerator Pedal Effort on GM Trucks

June 3, 2012

The sensation is that of a sticking throttle linkage, as a higher than expected throttle effort is required to accelerate from the idle position. The condition can promote a lunging symptom or a loss of traction when the throttle valve resistance is eventually overcome. It makes for a frustrating and dangerous to drive vehicle, especially […]

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Brake Roughness And Pedal Pulsation: A Factory Solution for the Grand Cherokee’s Pedal Pulsation

Brake Roughness And Pedal Pulsation: A Factory Solution for the Grand Cherokee’s Pedal Pulsation

June 3, 2012

Getting the pulse out of a brake pedal is one issue; keeping it out is another. In the case of a 1999– 2002 Grand Cherokee, it will take a factory solution to alleviate the problem. Some problems are not fixable, at least without some factory modifications. Identifying these early on can save you and the […]

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Servicing Four-Wheel Drives: Preventative Maintenance Can Minimize Costly Repairs

Servicing Four-Wheel Drives: Preventative Maintenance Can Minimize Costly Repairs

June 3, 2012

Travel any city in the USA and you will observe a market saturated with four-wheel drive trucks and SUV’s. With this fleet comes some required but neglected maintenance, which is imperative in preventing costly repairs. The majority of these 4×4 owners are not familiar with the operating procedures or characteristics that can result in major […]

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Filtering Ford’s Turbo Diesel: Keeping the Air Filter Intact and Sealed Can Be a Challenge!

Filtering Ford’s Turbo Diesel: Keeping the Air Filter Intact and Sealed Can Be a Challenge!

June 3, 2012

Ford’s Power Stroke Turbo Diesel has a healthy appetite for air, and with the assist of the turbocharger, it has the lung capacity to ingest more than just air. With a filter restriction, the turbo may pull the air filter from the air box, consume parts of the filter, or cause damage to the filter […]

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Ford’s Power Stroke: Some Basic Maintenance Will Reduce Costly Repairs

Ford’s Power Stroke: Some Basic Maintenance Will Reduce Costly Repairs

June 3, 2012

Neglecting routine maintenance on a gas burner may result in poor performance, loss of fuel economy and high emission output. Let the same service go on a turbo-charged diesel engine and you are in store for some expensive repairs, maybe even a turbocharger or engine replacement. While most shops leave the routine maintenance request up […]

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Belt Noise: How to Deal with the Squeal

Belt Noise: How to Deal with the Squeal

June 3, 2012

With the exception of brake squeal, nothing gets the customer more irritated than belt squeal. And getting the belt noise out can be a real challenge. Rather than diagnose the condition, many just throw a belt or two at the symptom in a futile effort to eliminate the noise. While you are certain the third […]

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Dealing with Brake Pedal Pulsation

Dealing with Brake Pedal Pulsation

June 3, 2012

When the customer complaint is a pulsating brake pedal, several factors must be considered. Turning the rotors may not be the complete cure. While it may take care of the immediate problem, the vehicle may return in a few days with the same condition. And almost always the brake pads get blamed. A complete tear-down, […]

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Normal or Severe Service: Selecting the Proper Lube Service Interval

Normal or Severe Service: Selecting the Proper Lube Service Interval

June 3, 2012

Are you recommending the proper lubrication service interval to your customers?  Be aware that there is more to making the service recommendation than monitoring the miles driven between lube services…

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Fast Lube Service: New Technology Poses New Challenges…Are You Prepared

Fast Lube Service: New Technology Poses New Challenges…Are You Prepared

June 3, 2012

Today’s lube service technician is faced with many challenges, which can exceed the responsibility of just making certain an oil filter is properly secured, the drain plug is tightened, and new lubricant has been installed.  Many find it hard to believe that performing a lube service could have an influence on the performance of the […]

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Diesel Service: It Can Be a Challenging Event

Diesel Service: It Can Be a Challenging Event

June 3, 2012

Diesel applications often present some challenging opportunities for the technician.  Part of this challenge can be due to the technician being unfamiliar with the systems, as some shops do not get the opportunity to service that many diesel vehicles…

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Lube Service Tips: Identifying Filter Problems

Lube Service Tips: Identifying Filter Problems

June 3, 2012

When examining an air filter, there is more to consider than the presence of a dirty filter.  The shop owner had just bragged about how thorough his lube service technicians were in performing vehicle inspections and making service recommendations…

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Gasoline Direct Injection: Dealing with Intake Valve Deposits

Gasoline Direct Injection: Dealing with Intake Valve Deposits

June 3, 2012

With the introduction of a new vehicle or powertrain, the vehicle manufacturers will log hundreds of thousands of test miles in an effort to identify any potential problem with a system, prior to the vehicle being put into production.  Considering that, it is difficult to understand why a system may experience a major unforeseen problem […]

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Battery Facts: Troubleshooting Low Voltage and Electrical Interference Symptoms

Battery Facts: Troubleshooting Low Voltage and Electrical Interference Symptoms

June 3, 2012

Are you up to speed on starting performance and electrical related concerns due to low battery voltage conditions?  With today’s systems…

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Duramax Fuel Filters: Making a Fuel Filter Installation

Duramax Fuel Filters: Making a Fuel Filter Installation

June 3, 2012

Unless your shop specializes in diesel repair, chances are your diesel knowledge is limited.  The same applies to any power-train or system that we are unfamiliar with or have limited access to…

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Some Filter Facts: Solving Air Filter Related Problems

Some Filter Facts: Solving Air Filter Related Problems

June 3, 2012

Often the assumption is made that any level service technician or helper can make an air filter installation without difficulty or penalty. Maybe they can…

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HID Headlights: They Can Light Up More Than the Highway!

HID Headlights: They Can Light Up More Than the Highway!

June 3, 2012

Does the subject of headlights sound boring or unrelated to your business interest?  Even if you are not interested in servicing headlamps or other lighting on the vehicle, there are a few facts that you and your technicians should know about the high intensity discharge (HID) lighting…

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Diesel Exhaust Fluid: The Required Fluid for the Selective Catalytic Reduction System

Diesel Exhaust Fluid: The Required Fluid for the Selective Catalytic Reduction System

June 3, 2012

There is much chatter going on in the repair industry concerning diesel powered vehicles and a fluid referred to as Diesel Exhaust Fluid (DEF)…

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Installing Stretch Belts: The Belts that Tension Themselves

Installing Stretch Belts: The Belts that Tension Themselves

June 3, 2012

How up-to-date is your belt knowledge?  When the customer makes a belt noise complaint do you troubleshoot the noise condition or do you just throw a new belt at the symptom? Many design changes in the belts have been introduced to reduce belt noise complaints and provide longer life…

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Chemical Deposits: They Can Create Major Performance Problems

Chemical Deposits: They Can Create Major Performance Problems

June 3, 2012

The crusty deposits that form on the intake valves and fuel injector tips can create major engine performance problems…

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Troubleshooting Solutions For Some Elusive Brake and Suspension Symptoms

Troubleshooting Solutions For Some Elusive Brake and Suspension Symptoms

June 3, 2012

Troubleshooting driveability symptoms based solely on a description provided by the vehicle owner can be a real challenge for the technician.  A road test with the customer is the preferred method of obtaining the crucial information necessary to make an accurate diagnosis… 

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Aerated Duramax: Getting the Air Out of the Fuel System

Aerated Duramax: Getting the Air Out of the Fuel System

June 3, 2012

Imagine performing a fuel filter service on GM’s Duramax 6.6L Turbo Diesel.  You just installed a new fuel filter and performed the proper priming procedure to bleed the air from the system…

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Filter Solutions for Some Challenging Conditions

Filter Solutions for Some Challenging Conditions

June 3, 2012

Complaints of leakage following a fuel filter installation are not uncommon with the Duramax applications. The vehicles affected include GM’s Duramax turbocharged diesel applications produced from 2001–2009. Part of the problem is the accessibility of the filter… 

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Establishing Good Connections: Improper Connections Promote Electrical Challenges

Establishing Good Connections: Improper Connections Promote Electrical Challenges

June 3, 2012

Diagnosing electrical problems can be challenging, even for the most experienced technician.  Unfortunately, few electrical problems are hard failures and instead fit the challenging category of intermittent failures. Intermittent problems may be affected by heat, cold, or vibration…

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Simple Solutions For Some Perplexing Brake Problems

Simple Solutions For Some Perplexing Brake Problems

June 3, 2012

While installing a new set of tires on a 2005 Nissan Maxima, a safety inspection was performed as a courtesy to the customer. The technician recommended that the disc pads should be replaced and the calipers were seeping fluid around the piston seals…

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Common Brake Symptoms: Sometimes They Require Unique Solutions

Common Brake Symptoms: Sometimes They Require Unique Solutions

June 3, 2012

Diagnosing brake related complaints can be a challenge.  A well trained brake technician can follow a methodical diagnostic procedure and still be faced with the same annoying brake complaint…

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Smart Engine Systems: Servicing Vehicles Equipped with Variable Valve Timing

Smart Engine Systems: Servicing Vehicles Equipped with Variable Valve Timing

June 3, 2012

Engines equipped with Variable Valve Timing have special lubrication and maintenance requirements.  Neglecting the vehicle manufacturer’s service recommendations can result in major engine performance deficiencies. Imagine changing the oil and filter on a vehicle and having it return with some major driveability symptoms, in addition to an illuminated Check Engine Lamp and multiple codes stored […]

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Lube Service Solutions: It May Require A Factory Fix

Lube Service Solutions: It May Require A Factory Fix

June 3, 2012

Imagine changing the oil and filter on a 2006 Nissan Maxima, and a few days later the customer encounters droplets of oil on the carport…

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Eliminating Belt Noise: Check For Factory Solutions!

Eliminating Belt Noise: Check For Factory Solutions!

June 3, 2012

Nothing can be more frustrating to the customer than a high-pitched belt squeal or an annoying chirping sound coming from the accessory drive belt or pulleys.  The first suspect is almost always the belt, and is often replaced numerous times in a futile effort to eliminate the noise…

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Throttle Body Maintenance: A System Clean-Up May Prevent Costly Repairs

Throttle Body Maintenance: A System Clean-Up May Prevent Costly Repairs

June 3, 2012

When you perform maintenance or service a customer’s vehicle, are you inspecting the trottle body for contamination and recommending a clean-up when needed? If you are like the majority, you are not doing that… 

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Cabin Air Filters: It May Be Time for a Ventilation System Clean-Up

Cabin Air Filters: It May Be Time for a Ventilation System Clean-Up

June 3, 2012

With a customer complaint of reduced air flow from the A/C vents, the technician questioned the customer as to when the cabin air filter was last replaced.  The response from the customer was typical – “What’s a cabin air filter?”  Most vehicle owners are not aware that their vehicle is fitted with a cabin air […]

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Filtering GM’s Duramax Diesel: Some Tips On Servicing the Duramax Turbo Diesel

Filtering GM’s Duramax Diesel: Some Tips On Servicing the Duramax Turbo Diesel

June 3, 2012

Diesel engines have a healthy appetite for air.  Couple that with a turbocharger, and the engine is really inhaling a lot of air.  Any restriction in the airway can result in some major engine or turbocharger damage…

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Brake and Suspension Solutions

Brake and Suspension Solutions

June 3, 2012

Diagnosing a squeak, rattle or knocking condition can be a frustrating experience.  The first step in the diagnostic process is to always make a road test with the vehicle owner…

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