Servicing Saddle-Style Fuel Tanks
Automakers have installed saddle-style tanks on several car models for more than a decade. This style of tank uses two wells, one on either side of a driveshaft or exhaust system. This position optimizes luggage compartment capacity, fuel volume and crash safety. The behavior of the fuel wells, pumps and sending units are often misdiagnosed, leading to fuel pumps being replaced unnecessarily.
Hydro-Boost: The Non-Vacuum Booster
Hydro-boost brake boosters can be mysterious to the untrained technician because part-swapping will not solve some brake issues. These systems use the pressure of the power steering pump to power the brake booster. The booster is essentially a power steering unit that supplements the driver’s input.
GF-6 Oil Specification: What It Means For Repair Shops
Alex Sammut, global technology marketing manager, Lubrizol Additives spoke with Underhood Service about what the proposed GF-6 specification means for repair shops and what technicians can do to prepare for the new regulations.
Bedding Brake Pads
Bedding is a process by which a thin layer of friction material from a set of new brake pads gets transferred to the rotor surface.
GM TPMS Service Tips
Shops should use a TPMS tool that can reset the sensor positions after rotation. There is a method in the owner’s manual to “match” the sensors that involves deflating a tire for eight seconds.
Top 10 Brake Mistakes
Here are the top 10 most common brake job mistakes made by rookie technicians when replacing brake pads, rotors and calipers.
A/C Oil Service – Avoid Compressor Failure With Proper Maintenance
HVAC systems often fail because the air conditioning compressor fails. Not following the proper service procedures or compressor oil recommendations could be factors that contribute to premature compressor failure.
When Over-Voltages Electrocute PCMs
During the past nine months, I’ve had three instances of powertrain control module (PCM) failures on Jeep Wrangler vehicles that were evidently caused by an over-voltage condition.
Air Ride Training Sponsored By Arnott Air Suspension Products Available For Viewing
In case you missed the live webinar sponsored by Arnott Air Suspension Products, you can now view the entire webinar for free at any time.
Installing Spark Plugs: Avoiding A Misfire
The potential for inadvertently creating a misfire is very real when installing new spark plugs. I say this because I’ve diagnosed many misfires created by greasy fingerprints, broken insulators and incorrect air gaps – all caused by poor installation procedures.
Galvanic Corrosion: The TPMS Killer
Some parts of the country are plagued by car-destroying corrosion. Whether the acceleration is caused by proximity to the ocean or by chemicals used for road treatment, corrosion can really take a toll on vehicles and the people who are dependent on them.
The Fundamentals Of Color
There is no magic bullet when it comes to color matches. A review of the fundamentals, however, and seeking solutions and not excuses can help us get to the promised land.
