Crawl under your Blaze from the passenger side and look down your exhaust pipe. You will see a sensor sticking out. Make sure the exhaust pipe isn't hot. Unplug the sensor and remove. Do yourself a favor and use only an OEM replacement sensor. Be sure to buy and anti-seeze compound and apply a little to the threads before installing.
There is probably several O2 sensors my 1997 bravada has 4
It has 4 and they are in the exhaust system.
It don't have a fuse for the 02 sensors.
Answerp0137 or p0147 if it's the heater circuit.
A NAPA 1040 or the NAPA 1036 will do.
look under you Chevy and locate the catalytic converter. Your 02 sensors are located before and after the catalytic converter on your muffler. See 1 or 2?
There are multiple O2 sensors on a 2002 Chevy truck. They are all located on the exhaust system. There will be pre catalytic converter and post catalytic converter sensors.
It might be in the diagram of parts and places, if comes with it.
Having the same problem on a 02 2wd Blazer. It pulls the cables tight but will not stay down as well.
It has 4 and there all screwed into the exhaust system.
My Chilton repair manual - engine wiring schematic shows ( 2 ) heated oxygen sensors for the 1993 Ford Explorer
on ebay search for NEW STARTER CHEVY 4.3L S10 BLAZER, C SERIES TRUCK 99 00 01 02 03 04 & ASTRO VAN this gives you an image.
Three altogether. Two upstream and one down stream.
There are approximately 4 oxygen sensors on a Chevrolet V6 truck. The oxygen sensors can be purchased at any auto parts store such as NAPA.
If it has the 2.2L engine it has two. If it has the 4.3L engine it has three. All O2 sensors are threaded into the exhaust system at various points.
2. one before the cat. converter and one after it, near tailpipe
4 and there all screwed into the exhaust system/pipes.
I think there is 4. 2 of them will be close to the exhaust manifolds and the other 2 will be further back in the exhaust pipes. There will not be any after the muffler. The 2 that are close to the engine are called up stream 02 sensors, The other 2 are called the down stream 02 sensors.
02 Blazer 4 dr LS 4 whl drive, Clean retail, $5425. Clean trade in, $3500. Rough trade in, $2275.
Need to know which engine the 02 S10 has.
Phil Blazer was born on 1936-02-25.