Why Do Timing Chains Stretch?
As the timing chain wears, it can change the timing of the camshaft and crankshaft.

ADAS Calibration Tips
Here are 10 tips to follow during ADAS Calibration.

Diagnostic Procedures For Stop/Start Systems
Stop/start technology is more than just a switch wired to the brake pedal and starter.

Diagnosing Misfires
What if there are no codes and a misfire is intermittent? This is where it gets complicated.

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.

Ignition Coil Output
To see inductance inside the primary windings, use an amp probe placed around the positive wire for the ignition coil.

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.

OBDII Connectors
OBDII connectors serve as the main communication point between the technician and the vehicle.

Where Were You 22 Years Ago?
A lot can change in 22 years.

Spark Plug Fouling
Understanding why spark plugs get dirty.
