The digital version of the April issue of Underhood Service is available on-line.
CLICK HERE to access the easy-to-view digital version that features articles on Fuel Pump Diagnostics, Active Motor Mounts, Batteries for Hybrids, Turbo Tech: Power Stroke 6.0, Diagnostic Dilemmas, Start/Stop Systems, Spark Plug Tips, Dual Clutch Transmissions, a host of Tech Tips, and more!