2004 Cadillac DTS failed emissions

2004 CADILLAC DEVILLE DTS
189,000 MILES • V8 • FWD • AUTOMATIC
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APPLE908
  • MEMBER
  • 1 POST
computer will not reset ,disconnected battery and still will not reset, fail emissions test because ofit
Sep 30, 2009 at 3:46 PM
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FACTORYJACK
  • ✓ASE Certified Mechanic
  • 4,159 POSTS
  • ASE Certified Mechanic
If the check engine light is on, it has codes stored. It may need repaired before the fault will stop registering.
Oct 1, 2009 at 9:15 PM
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