Tech Feature: Keeping the Tire in Contact with the Road Surface
Confused about modern ride control technology? Sometimes looking back into automotive history can put such technology into a more usable framework. A good illustration is how ride control technology evolved from the simple, early-century friction shock absorber to the electronic variable-rate shocks and MacPherson struts being installed on today’s cars and light trucks. When early automobile manufacturers first mated a gasoline engine to ….
Belt and Hose Inspections
Don’t Lose Potential Profits by Missing Replacement Opportunities
Understanding Steering Quality
And Delivering a Good Driving Experience to Customers
Finding the Failure Pattern
but that’s about it when it comes to diagnosing random, no-code malfunctions. Lucky or not, the chances of locating the cause of a random, no-code malfunction can be increased by determining the sequence of events needed to trigger the malfunction. Determining this sequence of events is what I call, “Finding the Failure Pattern.” From the
Tech Tip: Tackling Timing Belts
Several years ago, the phone rang about 10 a.m. with a voice on the other end introducing herself as the service writer for a well-known import shop in a nearby state. The conversation revealed that the son of a very good customer had broken the timing belt on his 2000 Toyota Pathfinder. Based upon the mileage of the vehicle, the import shop had previously recommended a timing belt replacement on the 3.4 L engine, but the owner had postponed the ….
Fluid Service: Avoiding the Wallet Flush
Avoiding the Wallet Flush By Gary Goms Contributing Editor Many shops are recovering revenues lost to a shrinking repair market by “upselling” fluid maintenance services or, as they’re commonly called in the aftermarket, “fluid flushes.” In other words, adding a fluid flush to a money-losing routine oil change can boost a shop’s average repair order
Evolving Ignition Control Systems
Require Knowledge of Crankshaft & Camshaft Sensor Function
Diagnostic Dilemmas: Servicing Jeep and Ford Feedback Carburetors
Lately, it seems, more people are “going retro” by rehabilitating older cars and trucks. Perhaps it’s the longing for the simplicity of a bygone era or perhaps it’s the sentimental attachment to a particular vehicle that’s driving the retro movement. Although in the Rustbelt East, the survival rate of these vehicles is probably very low,
Diagnostic Solutions: Engine Oil Changes
No Longer A ‘Generic’ Service; Variety of Blends Required To Meet Today’s Engine Requirements Years ago, an import shop could consider its shelves well-stocked if it contained a selection of single-viscosity oils in detergent or non-detergent blends. Today, a shop owner is confronted with stocking a variety of multi-viscosity oils, including 0w-20, 0w-40, 5w-20, 5w-30,
Diagnostic Dilemmas: Taking Charge of Vehicle Voltage Testing
Although checking charging voltage at the battery terminals is the most popular method for testing an alternator, a charging voltage test seldom reveals less common problems like open or shorted alternator diodes, intermittent high or low charging rates, charging system wiring problems, intermittent cranking/no-start complaints or intermittent dead battery complaints. In addition, testing charging voltage
Diagnostic Solutions: Servicing Brake Rotors
Providing A Remedy For Pedal Pulsation Through A Methodical Diagnostic Approach For most import repair shops, brake pedal pulsation or brake vibration is one of the most frequent brake performance complaints coming through the door. If a customer complains of pedal pulsation or steering wheel shimmy when the brakes are applied, the most common assumption
Fuel Surcharges Are On the Minds of Repair Shop Owners
Since the Arab oil embargo of the 1970s, sharp increases in fuel prices have become a fact of life for most Americans. Like it or not, rising fuel prices affect every sector of American business, including automotive parts distribution. Most of us who fix cars for a living understand that even a minor increase in