Checking Fluid Level: Spectrum
WARNING: This page is about a different car, the 1986 Chevrolet Sprint and 1986 Chevrolet Spectrum. However, it is still accessible from the selected car via links, so may be relevant.
Remove speedometer cable assembly located on driver's side of case, above drive shaft. Ensure fluid level is between "L" and "H" marks on speedometer cable bushing. If needed, add oil to bring fluid level up to "L" mark. Install speedometer cable.