1994 Oldsmobile Silhouette Owner's Manual - Page 213

~ have been approved for useon General Motors vehicles. All passenger type (P Metric) tires mustconform to Federal safety requirements in addition to thesegrades. Wheel Alignment and Tire Balance The wheels on your vehicle were aligned and balanced carefully at the factory to give youthe longest tire life and bestoverall performance. In most cases, you will not need to have your wheels aligned again. However, if you notice unusual tire wear or your vehicle pulling one way or the other, the alignment may need to be reset. If you notice your vehicle vibrating when driving on a smooth road,your wheels may need to be rebalanced. Oldsmobile dealer if any of these NOTICE: conditions exist. Your dealer will know the kind of wheel The wrong wheel can also cause you need. problems with bearing life, brake cooling, speedometer/odometer Each new wheel should have the same load carrying capacity, diameter, width, calibration, headlight aim, bumper offset, and be mounted the same way as height, vehicle ground clearance, the one it replaces. and tireor tire chain clearance to the body and chassis. If you need to replace any of your wheels, wheel bolts, or wheel nuts, replace them only with new GM Used Replacement Wheels original equipment parts. This way, you will be sure tohave the right wheel, wheel bolts, andwheel nuts foryour Oldsmobile model. Wheel Replacement Replace any wheel that is bent, cracked or badly rusted. If wheel nuts keep coming loose, the wheel, wheel bolts, and wheel nuts should bereplaced. If the wheel leala air,replace it (except some aluminum wheels, which can sometimes be repaired).See your 211