Sr.
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Sr.
Hi, few month ago my 2018 Silverado 2500 hd LTZ bring the check engine code P133D, Well I scan the code and is something like glow plug, then the next day check engine go off until today that lights on again with the same code in the morning, and then again go off. Dont know what it is, any ideas.
CF Monarch
Joined: Oct 2017
Posts: 4,605
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From: USA
Hi, few month ago my 2018 Silverado 2500 hd LTZ bring the check engine code P133D, Well I scan the code and is something like glow plug, then the next day check engine go off until today that lights on again with the same code in the morning, and then again go off. Dont know what it is, any ideas.
The wiring to the sensor is broken / frayed
There is an exhaust leak.
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demorrison
Silverado, Sierra & Fullsize Pick-ups
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Apr 5, 2011 3:23 PM