TMZ spoke with Randy's brother, Lanny Poffo, who tells us the wrestling legend suffered a heart attack while he was behind the wheel around 9:25 AM ... and lost control of his vehicle.
Earlier this month, Savage celebrated his 1-year anniversary with his new wife Lynn.
Savage was 58.
Macho Man began wrestling in the WWF in 1985 and became a superstar with his trademark catchphrase "Ooooooh Yeaahhhhh."
He was fucking awesome back in his day. I loved that guy! He will be deeply missed. You just never know when your number will come up.
Sacopapa Out!
