1997 Buick LeSabre Owner's Manual - Page 266

Then, without shutting off the engine, follow these steps: 1. The transaxle fluid dipstick top is a round loop and is next to the brake master cylinder behind the engine block. Pull out the dipstick and wipe it with a clean rag or paper towel. 3. Check both sides of the dipstick, and read the lower level. The fluid level must bein the cross-hatched area. 4. If the fluid level is in the acceptable range, push the dipstick back in all the way. 2. Push it back in all the way, wait three seconds and then pull it back out again. 6-18