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Home >> Pontiac >> 1991 >> LeMans Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Servicing - A/T >> Lubrication >> Service Intervals
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Service Intervals

Check transaxle fluid at every oil change. Transaxle fluid and filter should be replaced every 15,000 miles under normal driving conditions. Under continuous or extreme operating conditions, trailer towing, heavy city traffic with ambient temperatures over 90°F (32°C) or delivery service, fluid and filter should be changed every 10,000 miles.