1998 GMC Safari Owner's Manual - Page 284

Then, without shuttingoff the engine, follow these steps: is The transmission dipstick has handle and located near a red ar i the center of the engine compartment behind the cleaner. 1. Flip the handleup and then pull out the dipstick and wipe it with a clean ragor paper towel. 2. Push it back in all the way, wait three seconds and then pullit back out again. 3. Check both sidesof the dipstick, and read the lower level. The fluid level must be in COLD area for a the cold check or in the HOT area or cross-hatched area for a hot check. 4. If the fluid level is in the acceptable range, push the dipstick back in all way; then flip the handle the down to lock the dipstick in place. 6-22