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Chevrolet Master
3,854 Answers
- Posted on Nov 19, 2009
Re: I just did a code scan on my 1992 Chevy Cavalier RS...
DTC - 32
EGR system failure
DTC - 33
MAP sensor circuit error (signal high indicating low vacuum)
The EGR failure is causing the DTC 33 code to show up. Check the vacuum lines to the EGR valve.
Good luck and keep me posted
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