10-2
1972 PONTIAC SERVICE MANUAL
I
4
TREADCONTACT WITH ROAD
(
IUNDERINFLATION/
SHOULDERS OF TREAD W O R N
IRREGULAR DEPRESSIONS
IMULTI-PROBLEMJ
O N E SIDE OF TREAD W O R N
[OVERINFLATIONI\
CENTER OF TREAD W O R N
FEATHERED EDGE
Fig. 10-1 Tire Wear Diagnosis