1995 Buick Park Avenue Owner's Manual - Page 241

Automatic Transaxle Fluid When to Check and Change A good time tocheck your automatic transaxle fluid level is when the engine oilis changed. Refer to the Maintenance Schedule to determine when to change your fluid. See "Scheduled Maintenance Services" in the Index. Wait at least 30 minutes before checking the transaxle fluid level if you have been driving: When outside temperatures are above 90°F (32°C). At high speed for quite a while. 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°Fto 200°F (82°C to 93°C). How to Check Because this operationcan be a littledifficult, you may choose to havethis done at your Buick dealer Service Department. If you do it yourself, be sure to follow the all instructions here, oryou could get a false reading on the dipstick. Get the vehicle warmed up by driving about 15 miles (24 km) when outside temperatures are above 50°F YOU (10°C). If it's colder than 50°F (lO°C), may have to drive longer. NOTICE: Too much or too little fluid can damage your transaxle. Too much can mean that some the of fluid could come out and fall hot engine parts on or exhaust system parts, startingfire. Be sure to a get an accurate reading you check your if transaxle fluid. 6-21