engine light on 2003 Chevrolet Silverado 1500

had code po133 on my truck so i changed all o2 sensors and reset light and tried to get it inspected, they said computer wasn't ready told me to drive it about a hundred miles and bring it back,well i did this and light came back on with code po 134 what else could be wrong

by in Zachary, LA on February 15, 2011
1 answer 2 comments
ANSWER by , February 15, 2011
there are times when the o2 heaters are bad that they blow a fuse as well. check all the fuses to make sure the circuit is complete. Roy
COMMENT by , February 15, 2011
ok will check fuses,are they just the regular fuses in fuse box?
COMMENT by , February 17, 2011
all fuses are good ,now what?