GMC 2009 Savana - Manual (Page 299)

(G) Maximum Cold Inflation Load Limit :
Maximum load that can be carried and the
maximum pressure needed to support that load.
For information on recommended tire pressure
see Inflation - Tire Pressure on page 5-63 and
Loading the Vehicle on page 4-18.
(A) Tire Size : The tire size code is a combination
of letters and numbers used to define a particular
tire’s width, height, aspect ratio, construction
type, and service description. See the “Tire Size”
illustration later in this section for more detail.
(B) TPC Spec (Tire Performance Criteria
Specification)
: Original equipment tires designed
to GM’s specific tire performance criteria have
a TPC specification code molded onto the sidewall.
GM’s TPC specifications meet or exceed all
federal safety guidelines. This does not apply to
Goodyear LT225/75R16 G949 RSA and Goodyear
LT225/75R16 G933 RSD commercial truck tires.
(C) Dual Tire Maximum Load : Maximum load
that can be carried and the maximum pressure
needed to support that load when used in a dual
configuration. For information on recommended tire
pressure see Inflation - Tire Pressure on page 5-63
and Loading the Vehicle on page 4-18.
Light Truck (LT-Metric) Tire
5-57