The 2020 GMC Sierra 1500 pickup is included in a GM special coverage bulletin related to a faulty glow plug in cylinder 2 of the LM2 turbodiesel engine.

But first, a question: Did you have the P0380 code cleared from the engine control module (ECM) after replacing the glow plugs? A scan tool is required to clear DTCs; they cannot be cleared manually.

Traditional gasoline engines have spark plugs, but diesel engines have something a little different, called glow plugs. How many do you need for your diesel?

GM has issued a special coverage bulletin for certain 2020 Chevy Silverado 1500 units that may have a fault cylinder 2 glow plug in their Duramax diesel engine.

But nevertheless, glow plugs do wear out and BorgWarner Turbo and Emissions Systems has recently released a newly designed glow plug that is better than a straight replacement.

Where do I locate glow plug relay on my Volkswagen Passat B6 2.0 TDI? I have a flashing glow plug warning light on my car - what does this mean and is it okay to drive? I have a flashing glow lamp ...

When should glow plugs need changing? I have a 2016 Skoda Superb 1.6 TDI with 44,000 miles on the clock. It appears that all my glo plugs need replacing - is this unusual? How much should this cost?

The symbol depicted is identical to that of a standard glow plug light and, as the poster notes, it’s not explained in the Corvette’s owner’s manual in the dash light section spanning pages ...