1998 Oldsmobile Cutlass Owner's Manual - Page 237

Refer tothe Maintenance Schedule to determine when to replace the air filter. See "Scheduled Maintenance Services" the Index. in Automatic Transaxle Fluid It is not necessary to check the transaxle fluid level. A transaxle fluid leak is the only reasonfor fluid loss. If a leak occurs, takethe vehicle to your Oldsmobile retail facility Service Department and haverepaired as soon it as possible. You may also have your fluid level checked by your retailer or service center when you have your oil changed. Change both the fluid and every 50,000 miles filter (83 000 k ) the vehicle is mainly driven under one or m if more of these conditions: Operating the engine withthe air cleaner off can cause youor others to be burned. The air cleaner if not only cleans the air, it stops flame the engine f backfires. I it isn't there,and the engine backfires, you could be burned. Don't drive with it off, and be careful working onthe engine with the air cleaner off. In heavy city h.aff.3~ where outside temperature the regularly reaches90°F (32" C) or higher. 0 In hilly or mountainous terrain. When doing frequent trailer towing. Uses such as found in taxi, police or delivery service. NOTICE: If the air cleaner is off, a backfire can cause a dirt damaging engine fire. And, can easily get into your engine, which will damage it. Always have the air cleaner in place when you're driving. If you do not use your vehicle under of these any conditions, the fluid and filter do not require changing. 6-17