This means that the Oxygen sensor #1 on bank one went lean and stayed lean for longer than allowed.Look for in this order:Cylinders miss-firingVacuum leaksExhaust manifold leaksFaulty sensor.
2003 chevy tahoe knock sensor
The TSP sensor on your 2003 Chevy Tahoe is located on the back of the transmission.
The speedometer sensor on a 2003 Chevy Tahoe Z71 is located in the engine compartment. It is on the transfer case.
It does not have a fuse,
In the font
It is behind the catalytic converter
my 1999 chevy tahoe 5.7 was located in front of the oil pan, and not above the starter as so many said it would be....
That year did not have 1
That year did not use one.
It is screewed into the transfur case.
passenger side first sensor before cat