If your car speakers are crackling, there are a few things you can do to fix the problem. First, make sure that the speakers are plugged into the correct ports on your car stereo. If they’re not, you’ll need to purchase new speakers. Second, make sure that the volume is turned up all the way. Third, try adjusting the treble and bass levels on your stereo. Finally, if all of these solutions fail, you may need to replace your car’s speakers. ..