1995 Chevrolet Blazer Owner's Manual - Page 255

NOTICE: Too much or too little fluid can damage your transmission. Too much can mean that some of the fluid could come out and fall on hot engine parts or exhaust system parts, starting a fire. Be sure to get an accurate reading if you check your transmission fluid. Wait at least 30 minutes before checking the transmission 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. 0 While pulling a trailer. To get the rightreading, the fluid should be at normal operating temperature, which is 180°F to 200°F (82°C to 93°C). To check transmissionfluid hot: Get the vehicle warmed up driving by about 15 miles (24km) when outside temperatures are above 50°F (10°C). If it's colder than 50°F ( lO"C), drive the vehicle in THIRD GEAR (D) until the engine temperature gage moves and then remains steady for ten minutes. Then follow the hotcheck procedures. To check transmissionfluid cold: A cold check is rnaae after the vehicle has been sitting for eight hours or more with the engine off and is used only as a reference. Let the engine run at idlefor five minutes if outside temperatures are 50°F (10°C) or more. If it's colder than 50°F (lO"C), you may have to idle the engine longer. Shouldthe fluid levelbe low during a cold check, you must perform a hot check before adding fluid. This will give youa more accurate reading of the fluid level. To check the fluid hot cold or Park your vehicle on a level place. Keepthe engine running. 0 With the parking brake applied, place the shiftlever 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 inPark (P). Let the engine run at idle for three minutes or more. 6- 15