2000 Chevy Silverado OBD code P0430

2000 CHEVROLET SILVERADO
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LEEFREE
  • MEMBER
  • 1 POST
Engine Mechanical problem
2000 Chevy Silverado V8 Two Wheel Drive Automatic
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Ive got a DTC code P0430 which translates to Catalyst System Efficiency below Threshold (bank 2).

What could be causing this code which in turn has the service engine light on.

Any help will be great.
Jun 4, 2008 at 11:51 AM
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MASTERTECHTIM
  • ✓Experienced Mechanic
  • 4,750 POSTS
the cat converter is no good. this code is cut and dry.
Jun 4, 2008 at 12:08 PM
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