Chevrolet 1999 Lumina Owner's Manual page 241

Then, without shutting off the engine, follow these steps:
3100 (Code M)
V6 Engine
The transaxle fluid dipstick handle is the red loop
near the back of the engine.
1. Pull out the dipstick and wipe it with a clean rag or
paper towel.
2. Push it back in all the way, wait three seconds and
then pull it back out again.
3800 (Code K)
V6 Engine
3. Check both sides of the dipstick, and read the
4. If the fluid level is in the acceptable range, push the
3100 (Code M)
V6 Engine
lower level. The fluid level must be in the
-
cross hatched area.
dipstick back in all the way.
yellowblue
3800 (Code K)
V6 Engine
6-21