2002 GMC Yukon XL 1500 Q&A

2002 GMC Yukon XL 1500 Question: YES I NEED SOME HELP, I HAVE NOTICED A FLUTTERING SOUND WHEN I PUSH ON THE GAS

YES TO ADD TO MY QUESTION, IT ONLY MAKES THAT NOISE WHEN I ACCELERATE -
Answer 1
most likely a misfire under load. that is common -
Answer 2
it's a misfire -