2004 Cadillac CTS Owner's Manual - Page 347

(A) Temporary Use Only: The compact spare tire or temporary use tire has a tread life of approximately 3,000 miles (5 000 km) and should not be driven at speeds over 65 mph (105 km/h). The compact spare tire is for emergency use when a regular road tire has lost air and gone flat. See Compact Spare Tire on page 5-85 and If a Tire Goes Flat on page 5-73. (B) Tire Ply Material: The type of cord and number of plies in the sidewall and under the tread. (C) Tire Identification Number (TIN): The Tire Identification Number (TIN). The TIN shows the manufacturer and plant code, tire size, and date the tire was manufactured. The TIN is molded onto both sides of the tire, although only one side may have the date of manufacture. (D) Maximum Cold Inflation Load Limit: Maximum load that can be carried and the maximum pressure needed to support that load. See Compact Spare Tire on page 5-85 and Loading Your Vehicle on page 4-33. Compact Spare Tire Example 5-61