Ignition coils sit at the center of every gasoline engine’s spark, yet they usually stay invisible until something goes wrong. When a coil starts to fail, the symptoms can look like fuel problems, ...

The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) announced on July 2 a decision to delist mix-match coil-blower combinations, effective July 15, that exceed 6 percent of a system ...

TAKE TWO: By taking two pressure measurements across the coil, you can quickly determine if it will significantly restrict airflow. June 13, 2016 Many homeowners had a surprise this summer when they ...