The front brake rotors can warp and cause a vibration when braking. The rotors will need to be machined or in cases where they are worn to thin, replaced to correct this issue.
Resources for the Repair and Maintenance of your 2004 Honda Civic Si
2004 Honda Civic Si
2004 Honda Civic Si Problems
Plugged moon roof drains can cause a water leak inside the car, usually over the head of the driver or passengers head when turning a corner. Cleaning the drains will fix this problem.
Damaged engine mounts can lead to vibration and roughness felt in the steering wheel. A rattle in the dash and engine area may also be heard. Replacement of damaged mounts will commonly correct these issues.
A faulty power window switch can cause the power windows to stop working, or to work intermittently.
Front compliance bushings may crack and break. Damaged bushing should be replaced before damaged is done to suspension components.
2004 Honda Civic Si Questions and Answers
had system charged and when driving it stops blowing cold and blows cold for awhile. it will stop and start blowing cold while driving
misssing antifreeze no leak where is the antifreeze tep go hi than some wet eraund the engine but i can see leak
replaced engine on a honda sonada motor turns but wont start
error code P2252
The person that "supposed" take care of my car I think that never started my car. I change the battery and my car doesn't started.