2008 Pontiac Grand Prix Owner's Manual - Page 293

Checking the Fluid Level Prepare the vehicle as follows: 1. Park the vehicle on a level place. Keep the engine running. 2. With the parking brake applied, place the shift lever in PARK (P). 3. With your foot on the brake pedal, move the shift lever through each gear, pausing for about three seconds in each one. Then, position the shift lever in PARK (P). 4. Let the engine run at idle for three to five minutes. Then, without shutting off the engine, follow these steps: The transmission fluid dipstick handle has this symbol on it, and is located near the rear of the engine compartment. See Engine Compartment Overview on page 5-12 for more information on location. 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. 3. Check both sides of the dipstick, and read the lower level. The fluid level must be in the crosshatched area. 4. If the fluid level is in the acceptable range, push the dipstick back in all the way. How to Add Automatic Transmission Fluid Refer to the Maintenance Schedule to determine what kind of transmission fluid to use. See Recommended Fluids and Lubricants on page 6-12. 5-23