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Old 04-22-2021, 10:39 AM   #7
Steeveedee
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Join Date: Jan 2013
Location: Simi Valley, CA
Posts: 10,132
Re: Engine cuts out after driving 20 min, ideas?

Quote:
Originally Posted by Davidf View Post
Check fuel flow. My truck acted similar it turn out to be a bad fuel pump. Initially, I would guess heat related failure of an ignition part, but for the running 10 secs after restarting makes me think fuel starvation.
I also suspect ignition. Once the system is all heated up, the running for 10 seconds just brings it back to the "bad" temp.

I'd be for checking the coil and condenser, personally. If the engine is flooding and not starving at 75 MPH, the fuel filter is probably OK
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'70 Chevy 3/4T Longhorn CST 402/400/3.56 Custom Camper

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