Questions & Answers for: Chevrolet TrailBlazer codes scanner

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...if you cleared codes with scanner then try unhooking batterie for 2 minutes negative side then clear with scanner again and recheack scanner for code you must clear with a scanner there is no other ...

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codes read using a proper scanner. Some of the cheaper code readers may not work in this instance and a more professional scanner may be needed to retrieve the codes. Once you know the codes, a better

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Question about 2003 TrailBlazer

2 Answers

...sensor may be covered and not work well.... First, read the codes using and OBD-II scanner. Then, clear the codes with the 'clear codes' button when connected to the scanner connector under the

Question about 2003 TrailBlazer

2 Answers

...Scanner can pull codes and get data from the computer. Systems can be monitored all of the time by the computer, but the OBD-II scanner available for under $100 from Sears or Walmart can help to get ...

My check engine light keeps coming on. What does this mean? Take your vehicle to an autoparts store that checks this for you. They will pull a code from their scanner, which will tell you what the ...

Question about 2003 TrailBlazer

1 Answer

engine soon light on take to autozone have them scan it with an obd II scanner. will give you codes definition of codes and possible problems causing codes. repost codes on here for further assistance

for trailblazer 2003 You need to have a high funtion scanner to do this, But there's a problem with the 4wd. system that's causing the light to come on. The same scanner will be able to read the codes

...codes dont come on when conecte to it OBD-II ports not communicating with a code scanner when caused by the CPS is because the CPS has failed. If the CPS is failed, the engine will not run. Try ...

...computer error codes in a trailblazer? With a scanner, or disconnect the battery for 20 minutes , in which case you may have idle speed problems and need to have an idle relearn done (via

Question about 2003 TrailBlazer

1 Answer

...scanner to pull the transmission codes. Basic scanners that you can get from parts stores and/or online only read global codes and data, but not vehicle specific codes. Your best bet is to take it to ...

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