coil packs

Im posting a new thread because after watching a few youtube vidos i found one and it is exactly like my problem under boost the car starts to studder and lose power. if im at idle and i turn the air on no ac just the fans my vacumn jumps from -22 to betweeen 13-10 with the car acting like its...

Hey guys having an issue just wondering if anyone else has experienced this? I looked around and could not find a specific or even close enough topic to match so here it is. I was driving along and felt a slight miss in the engine.....whatever no biggie I was heading to a doctors appt. Well just...