Compressor Oil for R1234yf
Working on R-1234yf systems is not that different from the R-134a variety.

Fuel Pumps and Cranking
Diagnosing the problem comes down to understanding what causes a loss of fuel pressure.

AC Condensers
The characteristics that make the parallel-flow condenser so efficient are among its major drawbacks as well.

Spark Plug Fouling
Understanding why spark plugs get dirty.

Diagnosing Intercooler Boost Trouble Code P0299
The criteria for setting the code is very basic.

It Worked Before I Brought It In
These words can drive any repair facility crazy.

Listen Better to Improve Repair Shop Diagnostic Skills
Great service advisors focus 100% on the customer’s complaint and ask “when” and “where” questions.

Can Saying ‘No’ Be The Secret to Success? (S.O.S. Podcast)
Sometimes NOT taking a job may be the best thing for your business. This podcast is sponsored by Shop Boss.

VIDEO: Inspecting The Serpentine Belt
Replacing the belt rarely stops the noise on its own. This video is sponsored by The Group Training Academy.
