If you must replace your vehicle’s tires with thosethat do not have a TPC Spec number, makesure they are the same size, load range, speedrating, and construction type (radial andbias-belted tires) as your vehicle’s original tires.Vehicles that have a tire pressure monitoringsystem may give an inaccurate low-pressurewarning if non-TPC spec rated tires are installedon your vehicle. Non-TPC Spec rated tiresmay give a low-pressure warning that is higher orlower than the proper warning level you wouldget with TPC Spec rated tires. See Tire PressureMonitor System on page 410.Your vehicle’s original equipment tires are listedon the Tire and Loading Information Label.This label is attached to the vehicle’s center pillar(B-pillar). See Loading Your Vehicle on page 322,for more information about the Tire and LoadingInformation Label and its location on your vehicle.Different Size Tires and WheelsIf you add wheels or tires that are a different sizethan your original equipment wheels and tires,this may affect the way your vehicle performs,including its braking, ride and handlingcharacteristics, stability, and resistance to rollover.Additionally, if your vehicle has electronicsystems such as, anti-lock brakes, traction control,and electronic stability control, the performanceof these systems can be affected.{CAUTION:If you add different sized wheels, yourvehicle may not provide an acceptablelevel of performance and safety if tires notrecommended for those wheels areselected. You may increase the chancethat you will crash and suffer seriousinjury. Only use GM specific wheel andtire systems developed for your vehicle,and have them properly installed by a GMcertified technician.See Buying New Tires on page 416 andAccessories and Modifications on page 347 foradditional information.418
