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How to easily diagnose common automotive electrical problems

Have some spark outside of your engine block? Here's how to fix that.

How to transform a rat’s nest of wiring into an orderly harness

Instead of just ignoring that wiring mess, some methodical work can deliver OE levels of organization.

Carl Heideman
How to solve common electrical issues with only a test light

In building the Miata-powered MGB GT pictured, we mated the MG’s wiring harness to the Miata’s engine-management loom using nothing more than a test light.

Carl Heideman
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