GM Authority

Pouring DEF Into A GM Duramax Truck Diesel Tank Can Be A Costly Mistake: Video

Most diesel truck owners understand how to put diesel exhaust fluid (DEF) in their trucks. However, some make the mistake of getting DEF in their fuel tank instead of the dedicated DEF tank. As the ...

Blue-green algae bloom in Destin lake prompts warnings from state health department

Blue green algae bacteria is common in Florida's freshwater environments because it thrives on warm temperatures and sunlight ...

From Frozen Fuel To Weak Batteries: 10 Tips To Protect Your Diesel Engine In Winters

Diesel engines need extra care in winter to avoid problems like fuel gelling, weak batteries, and thick oil. Key tips include ...

“Mechanics don’t want you to know this”: Does this $10 car engine cleaning hack actually work?

This TikTok hack promises to clean your car engine for just $10—but does it actually work? TikToker STONERMANE UNCUT (@stonermaneuncut) explained the hack that “mechanics don’t want you to know” in a ...