hello

[vybez1056]

hello every i have a 94 q45 i bought a couple mthns ago . it started shaking a weekago nw , ask my fren abt it he sed its probly a bad injector we check and it was the no.5 injector that was bad. finnaly we change the injector car ran fine for 2 day then came bk with the same prblem . wen to a chevron gas station abought stp fuel injector cleaner , low and behold my car start smoking like crazy . and still shaking . anybody have clue wat could be wrong with my car ????? i would realy appreciate it thnks