2014 Chevrolet Sonic Owner Manual - Page 263

Vehicle Care 10-13 Automatic Transmission Fluid How to Check Automatic Transmission Fluid It is not necessary to check the transmission fluid level. A transmission fluid leak is the only reason for fluid loss. If a leak occurs, take the vehicle to your dealer and have it repaired as soon as possible. There is a special procedure for checking and changing the transmission fluid. Because this procedure is difficult, you should have this done at your dealer. Change the fluid and filter at the intervals listed in Maintenance Schedule on page 11-2, and be sure to use the fluid listed in Recommended Fluids and Lubricants on page 11-12. Manual Transmission Fluid It is not necessary to check the manual transmission fluid level. A transmission fluid leak is the only reason for fluid loss. If a leak occurs, take the vehicle to your dealer and have it repaired as soon as possible. See Recommended Fluids and Lubricants on page 11-12 for the proper fluid to use. Be careful not to reset the oil life display accidentally at any time other than after the oil is changed. It cannot be reset accurately. If the : % CHANGE message in the DIC comes back on when the vehicle is started, the engine oil life system has not reset. Repeat the procedure. Hydraulic Clutch For vehicles with a manual transmission, it is not necessary to regularly check brake/clutch fluid unless there is a leak suspected. Adding fluid will not correct a leak. A fluid loss in this system could indicate a problem. Have the system inspected and repaired. When to Check and What to Use The common hydraulic clutch and brake master cylinder fluid reservoir is filled with DOT 3 brake fluid as