where is the downstream o2 sensor on a trailblazer plugged in at

Asked by May 13, 2015 at 04:44 PM about the 2003 Chevrolet TrailBlazer LT

Question type: Maintenance & Repair

I can not see it or feel it

1 Answer

90,635

It is aft of the catalyst about an inch or so, the harness will go right through the floor on that side, sometimes they incorporate it with the transmission harness.

Your Answer

Add photo

Related Questions

  • Trailblazer making me sad 19 answers

    I have a 2005 Trailblazer. The battery died. I replaced the battery now the car runs rough sometimes shuts off when I run the defroster or the A/C. I've done some research and found that when the...

    2005 Chevrolet TrailBlazer LS 4WD

    -

    Maintenance & Repair

  • About 2006 trailblazer 1 answer

    I have a 2006 with the 4.2 engine one day coming home it just shut down I have changed the cam and crank sensors and stuck 6 new plugs in as well changed the throttle sencer I thought it may be ...

    2006 Chevrolet TrailBlazer LT

    -

    Maintenance & Repair

  • 2006 Chevy Trailblazer Stalls while driving or sitting 10 answers

    I have a 2006 Chevy trailblazer that randomly shuts off while driving or just sitting there. Have taken it to 3 mechanics and they have no clue what is going on. When they plug into it to read any cod...

    2006 Chevrolet TrailBlazer LS 4WD

    -

    Maintenance & Repair

  • 2004 chevy trailblazer shuts off 17 answers

    my car just turns off, when stopped in drive it idles good then all of a sudden there is a tremor and the rpm drops and dies, it starts right back up.

    2004 Chevrolet TrailBlazer LS

    -

    Maintenance & Repair

  • Best Spark Plugs for 04 TrailBlazer EXT LS 5 answers

    Is the AC Delco Iridium Spark Plug #41-103 the best one out there for the 04 TrailBlazer EXT LS? Is there others that are just as good?

    2004 Chevrolet TrailBlazer EXT LS SUV

    -

    Maintenance & Repair

Search Chevrolet TrailBlazer Questions

Chevrolet TrailBlazer Experts

#1 Tom Demyan
Tom Demyan
Reputation 790
#2 bigdogracer
bigdogracer
Reputation 730
#3 dandyoun
dandyoun
Reputation 590
View All

Related Models For Sale

Used Chevrolet Tahoe
571 Great Deals out of 27,185 listings starting at $999
Used Jeep Grand Cherokee
1,009 Great Deals out of 73,115 listings starting at $950
Used GMC Envoy
52 Great Deals out of 2,086 listings starting at $2,300
Used Chevrolet Silverado 1500
1,735 Great Deals out of 166,805 listings starting at $1,800
Used Ford Explorer
787 Great Deals out of 74,377 listings starting at $750
Used Chevrolet TrailBlazer EXT
13 Great Deals out of 981 listings starting at $1,500
Used Chevrolet Impala
522 Great Deals out of 29,005 listings starting at $1,100
Used Chevrolet Camaro
155 Great Deals out of 32,695 listings starting at $1,995
Used Dodge Durango
251 Great Deals out of 22,833 listings starting at $1,500
Used Chevrolet Blazer
1,145 listings starting at $700
Used Ford F-150
2,226 Great Deals out of 208,058 listings starting at $1,499

Used Cars For Sale

2007 Chevrolet TrailBlazer LT For Sale
30 listings starting at $2,495
2005 Chevrolet TrailBlazer LT For Sale
27 listings starting at $3,295