1997 Chevrolet Blazer Owner's Manual - Page 271
1997 Chevrolet Blazer Manual
Page 271 highlights
Checking Transmission Fluid Cold A cold check is made after the vehicle has been sitting for eight hours ormore with the engine off and is used only as a reference. Let the engine run at idle for five minutes if outside temperatures are50°F ( 10°C) or more. If it's colder than 50°F ( I O O C ) , you may have to idle the engine longer. Should the fluid level be low during a cold check. you mrrst perform a hot check before adding fluid. This will give you a more accurate reading of the fluid level. Then, without shutting off the engine, follow these steps: Checking the Fluid Hot or Cold 0 Park your \.tthicle on a level place. Keep the engine running. With the parking brake applied. place the shift lever i n PARK ( P ) . 1. Flip the handle up and then pull out the dipstick and wipe it with a clean rag or paper towel. 0 2. Push i t back in all the way, wait three seconds and i then p ~ d l t back out again. 6-16