1998 Buick Skylark Owner's Manual - Page 289

I I KEEP ENGINE OIL AT THE PROPER LEVEL AND CHANGEAS RECOMMENDED r Your Vehicle and the Environment Proper vehicle maintenance not only helps to keep your also vehiclein good working condition, but helps the environment. All recommended maintenance procedures are important. Improper vehicle maintenance can even of fluid affect the quality the air we breathe. Improper levels or the wrong tire inflation can increase the level of emissions from your vehicle. help protect our To environment, and to keep your vehicle in good condition, please maintain your vehicle properly. Protection Plan Have you purchased theGM Protection .Plan? The Plan supplements your new vehicle warranties. See your Warranty and Owner Assistance booklet, your Buick or dealer for details. 7-2