For best results, let chuck roast sit a room temperature for at least 30 minutes before searing.

Set Instant Pot to Sauté function and make sure you hit adjust until the more light is lit. That indicates it is heating at the highest setting. Heat vegtable oil until hot, then sear chuck roast on both sides.

While chuck roast is searing, combine salt, pepper, and seasonings in a small bowl. Remove roast from Instant Pot and season chuck roast all over.

Deglaze Instant Pot with beef broth, then return roast to Instant Pot and set to cook at High Pressure for 1:30 hours (display will read 90 minutes for older model Instant Pots). Once Instant Pot has finished cooking, let barbacoa Natural Pressure Release. Once the pin drops, remove lid and shred barbacoa. Squeeze juice from fresh lime over meat and sprinkle with fresh cilantro.