Cadillac 2010 DTS - Manual (Page 368)

(E) Tire Ply Material : The type of cord and
number of plies in the sidewall and under
the tread.
(F) Uniform Tire Quality Grading (UTQG) : Tire
manufacturers are required to grade tires
based on three performance factors: treadwear,
traction and temperature resistance. For more
information see Uniform Tire Quality Grading on
page 6-67.
(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 6-54
and Loading the Vehicle on page 5-18.
(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 Spare Tire on page 6-90 and If a Tire Goes
Flat on page 6-70.
Compact Spare Tire Example
6-48