2001 Chevrolet Corvette Owner's Manual - Page 358

Scheduled Maintenance 100,000 Miles (166 000 km) (Continued) j Change automatic transmission fluid and filter if the vehicle is mainly driven under one or more of these conditions: - In heavy city traffic where the outside temperature regularly reaches 90_F (32_C) or higher. - In hilly or mountainous terrain. - Uses such as high performance operation. Manual transmission fluid doesn't require change. j If you haven't used your vehicle under severe conditions listed previously and, therefore, haven't changed your automatic transmission fluid, change both the fluid and filter. Manual transmission fluid doesn't require change. 150,000 Miles (240 000 km) j Drain, flush and refill the cooling system (or every 60 months since last service, whichever occurs first). See "Engine Coolant" in the Index for what to use. An Emission Control Service. DATE ACTUAL MILEAGE SERVICED BY: 7-12