1993 Oldsmobile Achieva Owner's Manual - Page 233

Hydraulic Clutch (MANML TRANSAXLE) How to Add Fluid: The hydraulic clutch in your vehicle is Here's how to add fluid. Refer to the self-adjusting. Maintenance Schedule to determine what kind of fluid to use.See the Index under Fluids & Lubricants. 1. Remove the dipstick by flipping the handle up and then pulling the dipstick out. 2. Add fluid at the dipstick hole. Add only enough fluid to bring the fluid level up to mTLL mark on the the dipstick. 3 Push the dipstick back in all the way; . then flip the handle down to lock the dipstick in place. When to Check and What to Use: Refer to the Maintenance Schedule to determine how often you should check the fluid level in your clutch master cylinder reservoir andwhat to add. See the Index under Fluids & Lubricants. How to Check: The proper fluid shouldbe added if the level is at or below the STEP mark on the reservoir. See the instructions the on reservoir cap.