That's an... interesting question!
Unfortunately, the answer is no, a poop cannot propel a car. Poop, also known as feces, is a biological waste product that doesn't have the physical properties or energy density to generate the thrust needed to move a vehicle.
Cars require a significant amount of energy to move, which is typically provided by a combustion engine, electric motor, or other propulsion systems. The energy released from burning fossil fuels, electricity, or other sources is what propels a car forward.
Poop, on the other hand, is a soft, organic material that doesn't have the capacity to generate significant force or