1997 Buick Regal Owner's Manual - Page 296

Wait at least 30 minutes before checkingthe transaxle fluid level if you have been driving: When outside temperatures are above 90°F (32°C). At high speed for quite a while. 0 Let the engine run at idle for three to five minutes. Then, without shutting off the engine, follow these steps: In heavy traffic -- especially in hot weather. While pulling a trailer. To get the right reading, the fluid should be at normal operating temperature, which is 180°F to 200°F (82°C to 93°C). Get the vehicle warmed up by driving about 15 miles (24 km) when outside temperatures are above 50°F (10°C). If it's colder than 50°F (lO"C), you may have to drive longer. Checking the Fluid Level 0 Park your vehicle on a level place. Keep the engine running. 0 The automatic transaxle fluid dipstick is the red loop located toward the rear 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. With the parking brake applied, place the shift lever in PARK (P). With your foot on the brake pedal, move the shift lever through each gear range, pausing for about three seconds in each range. Then, position the shift lever in PARK (P). 0 6-20