Hi! First-time poster (yes, I did read the posting rules first ).

Long story, buckle up:
I purchased my 2001 Mustang in February 2023. One owner before me, an older relative, and after she passed in early 2022, her son was reluctant to sell the car, so it sat for about a year. When I bought it, it had just over 30k miles (yes, you read that right. ) When I bought it, I had performance spark plugs and wires put in, replaced the thermostat & gasket, serpentine belt, and shortly...

2001 V6 losing power on acceleration