| IF YOU HEAR... |
THIS COULD BE... |
| Squeaky brakes |
Dirt in the lining of the pads or hardening of the pads and shoes |
| Grinding while shifting gears |
Worn clutch or clutch that needs adjustment |
| Screeching under
the hood |
Loose or worn belt |
| Popping from
engine |
Dirty air filter, bad spark wires |
| Scraping
or buzzing from transmission |
Transmission needs new fluid |
| Squeaking noise when shifting |
Manual transmission needs lubrication |
| Clunking under hood when gears change |
Worn joints or engine's idle speed may be set too
high |
| Knocking under hood |
Need lower gas octane
rating, clogged air filter or timing off |
| Clicking when idling |
Needs oil |
| Clunking that worsens as speed increases |
Broken or worn engine parts |