how do I replace a o2 sencer in a 2004 chevy trail blazer

Asked by Jim Feb 08, 2020 at 02:28 AM about the 2004 Chevrolet Trailblazer LS 4WD

Question type: Maintenance & Repair

i need to know how to replace o2 sencer and egr valvue on
my 2004 trail blazer . what could cause the truck to just stall
out at a stoplight


2 Answers
41,630

TDolby answered 5 years ago

Check engine light on? Scan for the trouble codes? Are you just guessing?

Mark helpful
11,735

FJ4072 answered 5 years ago

02 sensor wouldn't cause the engine to die, and the I6 engine doesn't have an EGR . If no CEL's, clean your throttle body first. That's the culprit in most cases.

Mark helpful

Your Answer:

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