do i have 2 o2 sensors on my 2002 impala on 2002 Chevrolet Impala

is there a front and a rear oxygen sensor on a 2002 impala

by in Elkhart Lake, WI on April 03, 2009
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
1 answer
ANSWER by , April 04, 2009
You have 3 O2 sensors on your V6 Impala. One front O2 sensor (sensor 1) for each bank of the V. Bank one is where cylinder #1 is. And one rear O2 behind the catalytic convertor - Bank 1 Sensor 2.