Owner's Manual
Page 125
...(i.e. WARNING: Do not exceed the GVWR or the GAWR specified on the driver's door pillar, lists several important vehicle weight rating limitations. Replacement tires with lower load carrying capacities than the originals because they may lower the vehicle...weight to the cab), the weight added should NEVER exceed the total axle reserve capacity. Do not use replacement tires with a higher limit than the total axle reserve capacity (TARC) weight. It is determined by ... Certification Label, found on the certification label, this could affect vehicle handling and cause an accident.
...(i.e. WARNING: Do not exceed the GVWR or the GAWR specified on the driver's door pillar, lists several important vehicle weight rating limitations. Replacement tires with lower load carrying capacities than the originals because they may lower the vehicle...weight to the cab), the weight added should NEVER exceed the total axle reserve capacity. Do not use replacement tires with a higher limit than the total axle reserve capacity (TARC) weight. It is determined by ... Certification Label, found on the certification label, this could affect vehicle handling and cause an accident.