2002 Duramax Intake Air Heater

Amsoil duramax oil change kit 2001 2019 gm 6 6l duramax.

2002 duramax intake air heater.

This video walks you through the process of my diagnosis of the intake air heater circuit on my lb7 duramax. The intake air heater a circuit is designed to operate the components that provide warm air to facilitate diesel engine starting and idling at various temperatures. My 2002 duramax keeps turning on the ses light. Had it scanned showed fault code po540.

The typical intake air heater circuit incorporates a heater element relays temperature sensor and at least one blower. The mxp series air intake system positions a large 360º airaid air filter with a huge air inlet in the stock location but encloses it in a roto molded. Banks power pedalmonster standalone ios android app control 2020 silverado sierra details. I hooked my programmer up to check the code and it comes up p0540.

Had intake heater relay replaced light went off but returned at morning start up. The air intake heater is not needed in most cases and was designed for extended idleing. Normally i plug it in at night but sometimes i don t. I also included the wiring diagram for your diag.

Dmaxstore metal licence plate frame. 2002 duramax chevrolet trouble code p0540 i have a. This air intake heater blocks approximately 20 of the airflow through the intake manifold. I reset the code and a few days later it comes back on.

Cold air intake system by cold air inductions. The 99 5 and up 7 3l powerstrokes and the 2001 2005 6 6l duramax engines are equipped with a air intake grid heater as well as a glowplug circuit. Banks power pedalmonster idash derringer compatible 2020 silverado sierra details. It s starting to cool down here in utah so i m sure it s something to do with that.

The intake air heater circuit. Cold air inductions cold air intake system.