The April Digital Edition of ShopOwner Is Now Online
Each issue includes management resources and technical content from Underhood Service.
The March Digital Edition of ShopOwner Is Now Online
Each issue includes technical content from Underhood Service.
Lifter Deactivation
The area of contact between the lifters and cam lobes is the highest loaded surface inside an engine.
Diesel Air Filter Replacement
Here are some diesel air filter replacement tips in order to keep these vehicles running as intended.
Deciphering Engine Misfire Codes
When the fuel/air mixture ignites, many factors must be met to pass a misfire monitor.
Cabin Air Filter Replacement
There are three major reasons to replace a cabin air filter in the winter.
The November Digital Edition of ShopOwner Is Here
Every issue includes technical and marketing information from ShopOwner channels.
Today’s Fuel Pressure Diagnostics
Direct injection pressure is measured with sensors, and you’ll need a scan tool to measure the signals
Throttle-By-Wire Diagnostics
Throttle-by-wire systems proactively manage the air and fuel going into the combustion chamber.
Acura Turbo Engine Service
It is important to check the operation of the solenoids that control vacuum to the actuators.
Subaru EJ25 Head Gasket Problems
Most of the EJ head gasket failures occur around the 100,000-mile mark and start as a slow oil or coolant leak.
Solving Intermittent Overheating
New cooling systems anticipate and influence changes in coolant temperature.