1995 Pontiac Grand Prix Owner's Manual - Page 265

While the tires available as standard or optional equipment on General Motors vehicles vary with may respect to these grades, all such tires meet General Motors performance standards and have been approved for use on General Motors vehicles. All passenger type (P Metric) tires must conform to Federal safety requirements in addition to these grades. Wheel Replacement Replace any wheel thatsis bent,cracked, or badly rusted or corroded. If wheel nuts keep coming loose, the wheel, wheel bolts, and wheel nuts should replaced. If the be wheel leaks air, replace (except some aluminum it wheels, whichcan sometimes be repaired). See your Pontiac dealerif any of these conditions exist. Your dealer will know the kind wheel you need. of Each new wheel should have same load carrying the capacity, diameter, width, offset, and mounted the be same way as the oneit replaces. Wheel Alignment and Tire Balance The wheels on your vehicle were aligned and balanced carefully at the factory togive you the longest tire life and best overall performance. In most cases, you will not need to have your wheels If you need to replace any your wheels, wheel bolts, of aligned again. However, you notice unusual tire wear if or wheel nuts, replace them only with new original GM or your vehicle pulling way or the other, the one equipment parts. This way, you will be sure to have the alignment may need to be reset. If you notice your right wheel, wheel bolts, and wheel nuts your for vehicle vibrating when driving a smooth road, your on Pontiac model. wheels may need to be rebalanced. 6-52