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I have 65psi fuel pressure have spark to plugs.cranks

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well.replaced crankshaft sensor. but wont...
i have 65psi fuel pressure have spark to plugs.cranks well.replaced crankshaft sensor. but wont fire.
Submitted: 3 months ago.Category: Chevy
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Answered in 3 minutes by:
3/24/2018
Chevy Mechanic: kalamykid, Shop Owner/ Tech replied 3 months ago
kalamykid
kalamykid, Shop Owner/ Tech
Category: Chevy
Satisfied Customers: 5,515
Experience: I HAVE OWNED MY OWN SHOP FOR OVER THREE YEARS. I HAVE THE TOOLS AND SOFTWARE TO ANSWERE ALMOST ANY Q
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Can you unplug the mass air flow for me and see if it will start?

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Customer reply replied 3 months ago
sorry truck is outside in the dark .everything for air intake is all disconnected.
Chevy Mechanic: kalamykid, Shop Owner/ Tech replied 3 months ago

What all do you have disconnected right now?

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Customer reply replied 3 months ago
air intake housing over manifold only.
Customer reply replied 3 months ago
am considering camshaft position sensor
Chevy Mechanic: kalamykid, Shop Owner/ Tech replied 3 months ago

The just unplug the mass air flow and see if it will start, the inlet hose will not be a problem to leave off.

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Customer reply replied 3 months ago
will have to leave you fgor a while while i go try
Chevy Mechanic: kalamykid, Shop Owner/ Tech replied 3 months ago

That is ok, I will wait. While you are out, can you see if you have a test light and a digital volt meter in case we need to do some testing?

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Customer reply replied 3 months ago
unpluged con. at rectanguler box above mass air flow sensor and did not start
Chevy Mechanic: kalamykid, Shop Owner/ Tech replied 3 months ago

Then we need to test for injector pulse. Do you have a test light that you can use?

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Customer reply replied 3 months ago
sorry, not available right now.poor light and now starting to snow.I picked a bad time to consult.
Chevy Mechanic: kalamykid, Shop Owner/ Tech replied 3 months ago

We can work on it in the morning if you would like, You have me till this problem is solved.

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Customer reply replied 3 months ago
thank you. i work tomorrow. So it will be later in the day.
Chevy Mechanic: kalamykid, Shop Owner/ Tech replied 3 months ago

I should be online, so just come back to this chat screen and let me know you are ready and we can go over the testing.

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