Rick's Free Auto Repair Advice

Posts Tagged: starting system wiring diagram

no start no crank no click – GM

How to diagnose a no start no click on GM vehicle. If you have a late model GM vehicle and turn the key only to hear nothing, you’ll most likely think you have a dead battery—and you may. But a no start, no crank, no click condition can be far more involved than that. In the old days, power flowed through the ignition switch and down to the starter solenoid. Not anymore. The ignition switch now talks to the body control module (BCM) and it’s the BCM that initiates one of … Read More


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