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2013 Chevrolet Suburban
Platform: GMT 400, 800, 900

No ECM codes on dash, motor goes off just on mornings

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Old January 2nd, 2016, 11:50 PM
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Default No ECM codes on dash, motor goes off just on mornings

Hi there im new on this forum.
After spend a lot of $$ trying to solve my Suburban 2001, 5.3 LS, problem, it still go off every morning after 5-10seconds of started, i changed sparks, wire set, gas filter, cleaning IAC sensor and throtle body.
Any sugestión on what is happenimg?
No ecm codes. I checked the resistance on iac (52.7 ohms on terminals 1-2 & 3-4).




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