99 gtp. 175k. underload like getting on the highway im getting a light misfire from cylinder 6. wires are fairely new same with plugs. pulled #6 and swapped it havent gotten to drive it yet, but it looked good. but when it first misfired my girl was behind me and she said it smelled like a firework? but didnt notice if it was smoking it was dark out. im confused anyone got an idea? i just bought this car and this happened on the ride home. i relle hope i didnt just blow my money on a junk car. i really need hhelp guys im trieng to get this car on the road. thanks in advance![]()