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 on 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 on February 15, 2011
ok will check fuses,are they just the regular fuses in fuse box?
COMMENT by on February 17, 2011
all fuses are good ,now what?
Related Items:
i installed a cold air intake on my 2007 silverado new body style 1500. check engine light is on and have diagnostic codes. system too lean. the filter is huge. If i installed a smaller...
..."> One or more fuel injectors may become stuck closed causing an engine misfire  and the Check Engine Light to illuminate. Our technicians tell us that this problem can be caused by some fuel additives...
After jump starting my vehicle the check engine light and the reduced engine power light came on. The vehicle moves only on its own idling power....
About 35000 miles, check engine light came on. Dealership repaired. Stated a sensor on top of gas tank went bad. I have about 52000...
The engine light is constantly on in the dashboard panel. It runs OK and the oil has been changed. What could...

Related Content