Service Intervals: Spectrum
WARNING: This page is about a different car, the 1989 Geo Tracker, 1989 Geo Spectrum, 1989 Geo Prizm, and 1989 Geo Metro. However, it is still accessible from the selected car via links, so may be relevant.
Replace transaxle fluid at first 7500 miles. Replace fluid every 30,000 miles under normal driving conditions. Under severe service driving conditions, replace fluid every 15,000 miles. Severe service driving conditions are same as those listed for Prizm.