Starter cranks then free spins gmc sierra

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Do this 3 to 4 times before you try starting it. This will run the fuel pump, and in most cases, you will be able to hear the pump running. This is just a recap of what you should do first to determine if your long crank is fuel-related.įirst, before you try cranking the engine over, turn the ignition key to the run position, then back off without cranking the starter.

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In this video, I will show you how to quickly diagnose a long crank, extended crank, or a hard start on a Chevy pickup truck.

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Long Crank or Extended crank, Hard start, and how to diagnose properly

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