1995 Pontiac Firebird Owner's Manual - Page 260

Manual Transmission Fluid How to Check Because this operation can be difficult, you may choose to have this done at your Pontiac dealer Service Department. If you doit yourself, be sure to follow the all instructions here, or you could get a false reading. Then, follow these steps: 1. Remove the filler plug. 2. Check that the lubricant level is up to bottom of the the filler plug hole. 3. If the fluid level is good, install plug and be sure the it is fully seated.If the fluid level low, add more is fluid as described in the next steps. How to Add Fluid NOTICE: Too muchor too little fluid can damage your transmission. Too much can mean that some of 1. Remove the filler plug. the fluid could come out and fall on hot engine 2. Add fluid at thefiller plug hole. Add only enough parts or exhaust system parts, starting a fire. Be fluid to bring the fluid level up to the of the bottom sure to get an accurate reading if you check your filler plug hole. transmission fluid. 3. Install the filler plug. Be sure the plug is fully seated. Check the fluid level only when your engine is off, the vehicle is parked on a level place and the transmission is cool enough for you to rest your fingers on the transmission case. Here's how to add fluid. Refer to the Maintenance Schedule to determine what kind fluid to use. See of "Recommended Fluids and Lubricants" in Index. the 6-27