Spark Plug Evolution
Spark plugs have changed over the years.
Compressor Oil for R1234yf
Working on R-1234yf systems is not that different from the R-134a variety.
Aftermarket Artificial Intelligence
Like it or not, you are part of the aftermarket AI engine.
Technician Shortage… Not For Everyone
Consider what your shop can do to combat the technician shortage.
GM No Crank/Start and Key Fob Range Problems
2007-2023 GM vehicles use Radio Frequency (RF) to transmit information.
ECM Damage
Engineers have devised two strategies that can be called the “immune system” for the electrical system.
Ford 2.0L EcoBoost Rattle Noise
To correct the condition, follow the Service Procedure to replace the flexplate, transmission fluid pump & torque converter.
Cabin Air Filters
Don’t overlook the importance of the cabin air filter in your customers’ vehicles.
The June Digital Edition Is Available Today
Each issue includes technical content from Underhood Service and other ShopOwner channels.
Artificially Generated Customer Service
As easy as it is to TALK about customer service, actually offering it is NOT automatic.
Engine Bay Covers: Cosmetic or Comedic?
Each year, it seems engine bay covers get bigger and more difficult to remove.
GM Diagnostic Tip on Misfires, Noises and DTCs
Determine which description best matches the vehicle you are working on, and perform the suggestions as necessary.