Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-Europe-9367723) -2016 - CRC - 10/9/15300 Vehicle Care{ WarningIf different sized wheels are used,there may not be an acceptablelevel of performance and safety iftyres not recommended for thosewheels are selected. Thisincreases the chance of a crashand serious injury. Only use GMspecific wheel and tyre systemsdeveloped for the vehicle, andhave them properly installed by aGM certified technician.See Buying New Tyres 0 298 andAccessories andModifications 0 253.Wheel Alignment andTyre BalanceThe tyres and wheels were alignedand balanced at the factory toprovide the longest tyre life and bestoverall performance. Adjustments towheel alignment and tyre balancingare not necessary on a regularbasis. Consider an alignment checkif there is unusual tyre wear or thevehicle is significantly pulling to oneside or the other. Some slight pull tothe left or right, depending on thecrown of the road and/or other roadsurface variations such as troughsor ruts, is normal. If the vehicle isvibrating when driving on a smoothroad, the tyres and wheels mayneed to be rebalanced. See yourdealer for proper diagnosis.Wheel ReplacementReplace any wheel that is bent,cracked, or badly rusted orcorroded. If wheel nuts keep comingloose, the wheel, wheel bolts, andwheel nuts should be replaced.If the wheel leaks air, replace it.Some aluminium wheels can berepaired. See your dealer if any ofthese conditions exist.Your dealer will know the kind ofwheel that is needed.Each new wheel should have thesame load-carrying capacity,diameter, width, offset, and bemounted the same way as the one itreplaces.Replace wheels, wheel bolts, wheelnuts, or Tyre Pressure MonitorSystem (TPMS) sensors with newGM original equipment parts.{ WarningUsing the wrong replacementwheels, wheel bolts, or wheelnuts can be dangerous. It couldaffect the braking and handling ofthe vehicle. Tyres can lose air,and cause loss of control, causinga crash. Always use the correctwheel, wheel bolts, and wheelnuts for replacement.CautionThe wrong wheel can also causeproblems with bearing life, brakecooling, speedometer orodometer calibration, headlampaim, bumper height, vehicleground clearance, and tyre or tyrechain clearance to the body andchassis.
