1997 Buick Skylark Owner's Manual - Page 299

I'MPORTANT: KEEP ENGINE OIL AT THE PROPER LEVEL AND CHANGE AS RECOMMENDED I I Introduction Your Vehicle and the Environment Proper vehicle maintenance not only helps to keep your vehicle in good working condition, but also helps the environment. All recommended maintenance procedures are important. Improper vehicle maintenance can even affect the qualityof the air we breathe. Improper fluid 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. Have you purchased the GM Protection Plan? The Plan supplements your new vehicle warranties. See your Warranty and Owner Assistance booklet, or your Buick dealerfor details. 7-2