See also:

Manual Transaxle Oil
Inspect the manual transaxle oil according to the maintenance schedule. NOTE: If the oil level is low, check for possible leaks before adding oil. Do not overfill. ...

Efficiency & Drivability
Automakers have been racing to produce small cars that get great gas mileage using conventional engines, and Hyundai has succeeded on that front with the 2011 Elantra, which is powered by a new 14 ...

Air conditioning refrigerant
Check the air conditioning lines and connections for leakage and damage. ...