Compressor Oil for R1234yf
Working on R-1234yf systems is not that different from the R-134a variety.
ECM Damage
Engineers have devised two strategies that can be called the “immune system” for the electrical system.
Tips For Understanding Belt Friction And Tension
Serpentine belts and automatic tensioners more than tripled belt life.
AC Condensers
The characteristics that make the parallel-flow condenser so efficient are among its major drawbacks as well.
OBDII Connectors
OBDII connectors serve as the main communication point between the technician and the vehicle.
5 Tricks To Solving Belt Noise
If engineers get it wrong, the belt will be noisy or rob the engine of power. For technicians, the job is even tougher.
Fighting HVAC Odors (VIDEO)
The cabin air filter is an integral part of the heating & air conditioning system. Sponsored by The Group Training Academy.
The Road To AAPEX Starts Here
Can a 33-year-old Cadillac make it to Las Vegas?
Drivability Issues Fuel Trim Diagnostics
No code diagnostics are some of the most challenging drivability issues.
Mode $06 Misfire Diagnosis
Understanding why ‘Mode $06’ was developed and how it works to identify misfires.
