2011 GMC Canyon Regular Cab Owner's Manual - Page 269

Vehicle Care It does not take much fluid, generally less than 0.5 L (1 pt). Do not overfill. Notice: Use of the incorrect automatic transmission fluid may damage the vehicle, and the damages may not be covered by the vehicle's warranty. Always use the automatic transmission fluid listed in Recommended Fluids and Lubricants on page 11‑6. . 10-17 Manual Transmission Fluid When to Check A good time to check the manual transmission fluid is when the engine oil is changed. However, the fluid in the manual transmission does not require changing. Check the fluid level only when the engine is off, the vehicle is parked on a level place and the transmission is cool enough to touch the transmission case. After this is done: How to Check Because this operation can be a little difficult, it may be decided to have this done at the dealer service department. If not taken to the dealer, be sure to follow all the instructions here, or a false reading on the dipstick could result. Notice: Too much or too little fluid can damage the transmission. Too little fluid could cause the transmission to overheat. Be sure to get an accurate reading if checking the transmission fluid. After adding fluid, recheck the fluid level as described under "How to Check Automatic Transmission Fluid," earlier in this section. When the correct fluid level is obtained, push the dipstick back in all the way; then flip the handle down to lock the dipstick in place. . 1. Remove the fill plug. 2. Check that the lubricant level is up to the bottom of the fill plug hole.