Mechanic holding an ignition coil while working on an engine - Михаил Руденко/Getty Images Ignition issues can be a real pain to both diagnose and deal with. Sure, generally speaking, having a faulty ...
A detailed how‑to explains how to tell faulty spark plug wires from ignition coils in LS engines, a common cause of misfires and hard starts. It recommends combining visual inspections, OBD‑II ...
Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A digital multimeter is an indispensable tool for testing, diagnosing, and ...